June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector...

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June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8 Dear Ted, Re: Annual Water Quality Report to Interior Health Please find attached Sun Peaks Utilities’ 2005 Annual Water Quality Report on our Water System as required under the Terms and Conditions of our Water Purveyor’s Operation Permit. This annual report is available to the public now in our offices as well as via our web site www.sunpeaksutilities.com . Notice of this information will be included in our monthly newsletter included with the utility billings. A full copy of the Emergency Response Plan has been provided to the local Health Office. The public version located in the Utilities’ office and posted on the web site was modified to remove confidential information (such as home phone numbers, etc.). I trust that this information is what Interior Health requires. However, should you have any further questions or comments, please contact the undersigned at 250-578-5416. Sincerely, Sun Peaks Utilities Co., Ltd. P.A. (Pat) Miller Manager, Utility Services CC: David Ethier, Urban Systems Lisa Clark, Urban Systems Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc 1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1 Tel: 250-578-5490 Fax: 250-578-5516 www.sunpeaksutilities.com – e-mail: [email protected]

Transcript of June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector...

Page 1: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8 Dear Ted, Re: Annual Water Quality Report to Interior Health Please find attached Sun Peaks Utilities’ 2005 Annual Water Quality Report on our Water System as required under the Terms and Conditions of our Water Purveyor’s Operation Permit. This annual report is available to the public now in our offices as well as via our web site www.sunpeaksutilities.com. Notice of this information will be included in our monthly newsletter included with the utility billings. A full copy of the Emergency Response Plan has been provided to the local Health Office. The public version located in the Utilities’ office and posted on the web site was modified to remove confidential information (such as home phone numbers, etc.). I trust that this information is what Interior Health requires. However, should you have any further questions or comments, please contact the undersigned at 250-578-5416. Sincerely, Sun Peaks Utilities Co., Ltd.

P.A. (Pat) Miller Manager, Utility Services CC: David Ethier, Urban Systems Lisa Clark, Urban Systems

Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc 1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1

Tel: 250-578-5490 Fax: 250-578-5516 www.sunpeaksutilities.com – e-mail: [email protected]

Page 2: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

2005 Water Quality Report

Prepared by Sun Peaks Utilities Co., Ltd.

for Interior Health

Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc 1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1

Tel: 250-578-5490 Fax: 250-578-5516 www.sunpeaksutilities.com – e-mail: [email protected]

Page 3: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Water Quality Report

2005

Acknowledgements This report was prepared by the Manager of Utility Services, with data provided by the Water Division’s field technicians of Sun Peaks Utilities. Source water data were provided by Urban Systems, Kala Groundwater, BC Groundwater, CANTEST Laboratories, Caro Laboratories. The bacteriological analysis was performed by Caro Laboratories through arrangements with Interior Health. Water samples were submitted to Interior Health by the Water Utility’s field staff. At any time, Interior Health’ Safe Drinking Water Officers may have elect to sample the water distribution system to ensure that samples taken from the distribution system are representative of the samples taken by the Utility’s field staff. Annual metals analysis of raw water produced by the Water Utility’s wells was performed by CANTEST Laboratories from samples collected by Kala Groundwater and the Water Division’s field technicians.

Definitions AO – aesthetic objective as per GCDWQBCDWPA – British Columbia Water Protection Act DBP – Disinfection By-products GCDWQ – Canadian Drinking Water Quality Groundwater – water sourced from underground aquifers Hardness – expressed as the equivalent quantity of calcium carbonate MAC – maximum acceptable concentration as per GCDWQ NTU – nephelometric turbidity unit pH – measurement of hydrogen ions (acidic, neutral or basic) THM – Trihalomethanes

Page ii Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc

1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1 Tel: 250-578-5490 Fax: 250-578-5516

www.sunpeaksutilities.com – e-mail: [email protected]

Page 4: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Water Quality Report

2005

Executive Summary Sun Peaks water system is designed and constructed to provide consumers with a safe reliable and aesthetically-pleasing water in a cost effective manner. As a popular destination ski and summer recreation resort, Sun Peaks has enjoyed significant and sustained growth for over 12 years. This success is expected to continue in the future. As a tourism based resort, it is important to provide safe drinking water, as well as meet aesthetic expectations of its residents and guests. In 2004, Interior Health requested that Sun Peaks Utilities meet the water quality standards set in the British Columbia Water Protection Act (BCDWPA). Further, Interior Health requested that Sun Peaks Utilities use the Guidelines for Canadian Drinking Water Quality (GCDWQ) as targets for the parameters not covered by the BCDWPA. Sun Peaks’ raw source water does meet the GCDWQ with the exception of slightly elevated levels of iron and manganese characteristic of deep groundwater wells (not a health concern). To reduce these minerals to GCDWQ aesthetic levels, the Utility uses high pressure green sand filtration system with chlorine used as an oxidizer and are located in all three water treatment plants. Chemical and bacterial levels which may alter prior to use by the consumers are monitored by the Utility either in the distribution system or at the consumer’s taps. The Utility field staff collected water samples from various locations within the Sun Peaks water distribution grid in 2005. These samples were monitored for physical, chemical and microbiological characteristics. The parameters tested are compared against the GCDWQ and the BCDWPA. Physical characteristics include temperature, pH and turbidity. The average temperature was between 5oC and 7oC which is below the CGDWQ desirable limit of 15.0oC. The average pH was 7.96. The CGDWQ stipulates the maximum accepted concentration for turbidity is “one” nephelometric turbidity unit (NTU) entering the distribution system and the aesthetic limit at the tap is 5 NTU’s. In 2005, none of the distribution samples had turbidity readings of more than 1 NTU. Chemical characteristics include metals, chlorine residual levels and disinfection by-products. Metal levels were tested in the raw water once per year to monitor changes in the water withdrawn from groundwater sources. Metal levels in the distribution system are well below the GCDWQ. The microbiological analyses include coliforms. There were no positive coliform sample results during 2005. Sun Peaks Utilities will continue the annual water main flushing program to ensure good water quality is delivered to all customers whether they are supplied water from the main distribution system or at the end of a feeder water main.

Page iii Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc 1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1

Tel: 250-578-5490 Fax: 250-578-5516 www.sunpeaksutilities.com – e-mail: [email protected]

Page 5: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Water Quality Report

2005

Table of Contents ACKNOWLEDGEMENTS .......................................................................................................................................II DEFINITIONS............................................................................................................................................................II EXECUTIVE SUMMARY ........................................................................................................................................II TABLE OF CONTENTS ......................................................................................................................................... IV DISCUSSION OF WATER QUALITY.....................................................................................................................1

1.0 BACKGROUND .............................................................................................................................................1 1.1 Source Water Supply ..........................................................................................................1 1.2 Storage for Peak Demand and Fire Suppression.................................................................1

2.0 SUN PEAKS WATER QUALITY MONITORING PROGRAM...............................................................................2

2.1 Physical Properties..............................................................................................................2

2.1.1 Temperature....................................................................................................................... 2 2.1.2 pH Level ............................................................................................................................ 3 2.1.3 Turbidity............................................................................................................................ 3

2.2 Chemical Characteristics ....................................................................................................4

2.2.1 Total Hardness................................................................................................................... 4 2.2.2 Metals ................................................................................................................................ 4 2.2.3 Disinfection – Chlorine Residual Levels ........................................................................... 5 2.2.4 Disinfection-by-products ................................................................................................... 7

2.3 Microbiological Analysis....................................................................................................7 2.4 Cross Connection Control Program....................................................................................7 2.5 Facilities Classification.......................................................................................................7 2.6 Certified Operators .............................................................................................................8 2.7 Customer Relations.............................................................................................................8

CONCLUSION ............................................................................................................................................................9 APPENDIX A - WATER QUALITY MONITORING PROGRAM ....................................................................10 APPENDIX B - SAMPLING STATIONS – MAP ..................................................................................................14 APPENDIX C – RAW WATER SAMPLE RESULTS ..........................................................................................16

Page iv Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc

1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1 Tel: 250-578-5490 Fax: 250-578-5516

www.sunpeaksutilities.com – e-mail: [email protected]

Page 6: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Water Quality Report

2005

Discussion of Water Quality

1.0 Background

Sun Peaks Utilities provides quality water to the residents and guest of Sun Peaks Resort. In conjunction with Interior Health’s Safe Drinking Water Officer, the Utility developed a Water Quality Plan to ensure the water provided meets or exceeds all requirements put in place. Each year it is reviewed by both parties and modified to meet the growing needs of the community. Part of that plan includes the requirement to report to our customers the results of the Water Quality Plan and those results are contained in the following sections.

1.1 Source Water Supply

Sun Peaks Resort obtains its water supply via wells located deep within the ground. This groundwater source is well protected by a confining layer of fine sands and clays. As with many deep groundwater wells, the raw water contains some mineralization. The raw water is filtered to remove iron and manganese using a high pressure green sand filter system with chlorine as an oxidant to aid in the removal. The use of chlorine also acts to reduce any bacteria found in the wells as well as provide a residual level of free chlorine to provide continuing protection for users of the Sun Peaks Water System. In addition, the filters also help reduce any turbidly that may occurs naturally in the raw groundwater. Sun Peaks Utilities currently has five production wells that are connected to three water treatment plants. The water utility expects to add a further well in 2007 to service future customers.

1.2 Storage for Peak Demand and Fire Suppression

The resort has three main pressure zones and one intermediate pressure zone (to service the lower part of Mountain View and the Cottages/Cabins). Except for the intermediate pressure zone, each pressure zone has its own reservoir. Future demands will see the creation of additional pressure zones with the addition of more reservoirs and intermediate pressure zones.

Reservoir Capacity

Pressure Zone 1 - 680 cubic meters Pressure Zone 2 - 1,400 cubic meters Pressure Zone 3 - 1,490 cubic meters

Water is supplied to each pressure zone by wells or by transferring water from one pressure zone’s storage to another. This allows both for redundancy of the water supply and allows the Water Utility to provide “fresh” water to customers along the way.

Page 1 of 24 Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc

1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1 Tel: 250-578-5490 Fax: 250-578-5516

www.sunpeaksutilities.com – e-mail: [email protected]

Page 7: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Water Quality Report

2005

2.0 Sun Peaks Water Quality Monitoring Program

The key focus of this report is to confirm the water disinfection process’ effectiveness. The results are shown in Section 2.2.3. The plan also allows for the changing water demands within the system due to significant occupancy changes throughout the resort. The plan does allow for both in-house testing and testing at an independent laboratory accredited by the Ministry of Health. There are 5 main sampling points through 3 pressure zones in the Utility’s Water monitoring program (see Appendix A – Water Quality Plan / Appendix B – Sampling Stations Map). The monitoring parameters at these locations are described as follows:

Physical characteristics: ....................Temperature, pH and turbidity; Chemical characteristics: ..................Hardness, Metals, Chlorine residuals (total and free

chlorine levels); Microbiological characteristics:.........Total coliform, fecal coliforms and E. Coli coliforms

2.1 Physical Properties In 2005, temperature, pH and turbidity were sampled once per week. The results are summarized in the following sections. 2.1.1 Temperature Water temperature in the distribution system is a direct result of the temperature of the source waters. The GCDWQ has set the aesthetic objective of <15.0oC for the temperature of drinking water. Temperatures above 15.0oC enhance the growth of nuisance organisms and as a result, taste, colour, odour and corrosion problems may be intensified. At Sun Peaks, the source water is usually <5.0oC with the average depth of the distribution system is greater than 2.5 meters to protect the water mains from freezing in the winter, water in the distribution system generally remains between 5.0oC and 6.0oC.

Page 2 of 24 Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc

1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1 Tel: 250-578-5490 Fax: 250-578-5516

www.sunpeaksutilities.com – e-mail: [email protected]

Page 8: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Water Quality Report

2005

2.1.2 pH Level As this diagram shows, pH ranges from 0 to 14, with 7 being neutral. pH less than 7 is acidic while pH greater than 7 is alkaline (basic). You can see that acid rain can be very acidic, and it can affect the environment in a negative way. High pH causes a bitter taste; water pipes and water-using appliances become encrusted; depresses the effectiveness of the disinfection of chlorine, thereby causing the need for additional chlorine when pH is high. Low-pH water will corrode or dissolve metals and other substances. Sun Peaks’ source water can be characterized as being moderately basic with a pH of 7.96 and does not have the ability to absorb metallic ions. 2.1.3 Turbidity Turbidity is a measure of fine suspended matter in water, caused mostly by clay, silt and organics. It can originate from events in the watersheds of surface water systems or from hydrant and watermain flushing in the distribution system. The current Canadian guideline for turbidity stipulates the maximum acceptable concentration (MAC) for turbidity is 1 nephelometric turbidity unit (NTU). For certain water sources, historically a higher level may have been permitted if the system had a history of acceptable microbiological quality and it could be demonstrated that disinfection was not compromised by this less stringent value. The aesthetic limit for turbidity at the tap is 5 NTUs. All treated water samples taken in 2005 had turbidity readings lower than 1 NTU. The average turbidity reading for 2005 was 0.66 NTU. For more information on Turbidity and the effect on drink water quality, visit Interior Health’s web site at http://www.interiorhealth.ca/Health+and+Safety/Drinking+Water/Turbidity/

Page 3 of 24 Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc

1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1 Tel: 250-578-5490 Fax: 250-578-5516

www.sunpeaksutilities.com – e-mail: [email protected]

Page 9: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Water Quality Report

2005

2.2 Chemical Characteristics The chemical properties of water sampled during 2005 are the metal levels, chlorine residuals, and disinfection-by-product levels. These parameters are explained and summarized in the following sections. 2.2.1 Total Hardness (General information courtesy of Health Canada - http://www.hc-sc.gc.ca/ewh-semt/pubs/water-eau/doc_sup-appui/hardness-durete/index_e.html) Water hardness is mainly caused by the presence of calcium and magnesium. It is expressed as the equivalent quantity of calcium carbonate. Scale formation and excessive soap consumption are the main concerns with hardness. When heated, hard waters have a tendency to form scale deposits. This is a familiar problem in the teakettles and water heaters of homes with this problem. Depending on the interaction of other factors such as pH and alkalinity, hardness levels between 80 and 100 mg/L are considered to provide an acceptable balance between corrosion and incrustation. Water supplies with a hardness greater than 200 mg/L are considered poor but tolerable; those in excess of 500 mg/L are unacceptable for most domestic purposes. Because water softening may introduce undesirably high quantities of sodium into drinking water, it is recommended that a separate unsoftened supply be used for drinking and cooking. The aesthetic objective is set at a maximum of 800 mg/L. Sun Peaks Water Utility’s sole source of potable water is groundwater. The hardness of this water is between140 and 158 mg/l (as CaCO3) depending on which well is pumping and the percentage of total water supplied from that specific well. 2.2.2 Metals Water from the Sun Peaks Aquifer is considered to be slightly aggressive, causing average corrosion in metallic water piping systems. As in previous year, Sun Peaks Utilities continued to take raw water samples from all wells to monitor any change in the water quality. These confirmed that the water supplied by the Utility meets and or exceeds the GCDWQ criteria. Appendix C shows the data summary recorded in 2005.

Page 4 of 24 Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc

1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1 Tel: 250-578-5490 Fax: 250-578-5516

www.sunpeaksutilities.com – e-mail: [email protected]

Page 10: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Water Quality Report

2005

2.2.3 Disinfection – Chlorine Residual Levels Techniques for chlorination of water supplies to ensure public heath were developed in the late 19th and early 20th centuries. In 1908, Jersey City Water Works became the first system in the United States to practice large-scale chlorination on a permanent basis.

As more water systems adopted the practice of chlorination, there was a corresponding decrease in the number of waterborne disease outbreaks. Health professionals regard the chlorination of water as one of the most important advances in the field of public health. As the graph illustrates, waterborne diseases, such as typhoid, caused thousands of deaths annually in the United States in the early 1900s and are now considered rare.

Sun Peaks Utilities uses sodium hypochlorite (commercial liquid bleach) as both an oxidant to remove excessive amounts of iron and manganese as well as a disinfection agent in the distribution system. The target levels of free chlorine (chlorine levels able to act as a disinfection agent) is between 0.2 and 1.0 mg/L. The GCDWQ’s aesthetic objective for free chlorine levels is 5.0 mg/L. Water ages as it travels through the water system. Homes that are located furthest away from the Utility’s treatment facilities where the chlorine is added to the water will receive older water than those closer to these facilities. In many water systems, a by-product of chlorine in the water for long periods of time is the chemical reaction with the naturally occurring compounds in the water thus lowering the chlorine’s capability to provide disinfection. In 2005, the overall chlorine residual (free chlorine) levels in Sun Peak’s water system were kept above the desirable level of 0.2 mg/L. However, the chlorine levels did drop 22 times and the field technicians took immediate steps to re-establish proper levels. They followed standard operating procedures that included but not limited to flushing the appropriate water main(s), adding additional chlorine to the storage facilities (reservoirs) or transferring water from one distribution grid to the grid that presented the low level. At no time, did the chlorine level drop below the accepted levels for more than 24 hours. All incidents were found to be caused to chlorine injection pump failures (an inherent risk of using Sodium Hypochlorite – Commercial Grade Liquid Bleach). The Utility will be installing on-line monitoring of the free chlorine levels at the Village and Fairways Water Treatment Plants in 2006 with the third one to be installed in 2007 at the Burfield Treatment Plant. As each of these monitoring units have the ability to advise the on-call field technician of a failure, the incidents of pump failure are expected to be significantly reduced in 2006.

Page 5 of 24 Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc

1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1 Tel: 250-578-5490 Fax: 250-578-5516

www.sunpeaksutilities.com – e-mail: [email protected]

Page 11: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Water Quality Report

2005

The average free chlorine readings recorded at Sun Peaks in 2005 were 0.42 and 0.44 mg/L. The following graphs show the daily average for each pressure zone for 2005.

Average Daily Free Chlorine Readingsin the Pressure Zone 1 Distribution Grid

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Page 6 of 24 Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc

1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1 Tel: 250-578-5490 Fax: 250-578-5516

www.sunpeaksutilities.com – e-mail: [email protected]

Page 12: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Water Quality Report

2005

2.2.4 Disinfection-by-products – Trihalomethanes (THMs) and Haloacetic Acids (HAAs) Disinfection-by-products (DBP’s) are formed when dissolved organic compounds in the water react with disinfectant chemicals. Sun Peaks’ water is solely drawn from groundwater sources and Trihalomethanes occur much less in groundwater and therefore not a concern. However, to ensure that the Utility continues to provide high quality drinking water and monitor for any changes in source waters, the Utility will implement annual tests on all water sources for the formation of these DBP’s starting in 2006.

2.3 Microbiological Analysis The microbiological analysis of water samples during 2005 included total coliform and e-coli coliforms. The total coliform bacteria are a large group of indicatory organisms used as a measure of the presence of pathogenic bacteria. Coliforms which are more frequently found in the gastrointestinal tract and feces of warm-blooded animals are know as fecal coliforms. E. Coli is the predominant species of fecal coliform. These organisms are in abundance almost everywhere, but they are not to be confused with disease-causing bacterial The ingestion of general bacterial that typically colonize in drinking water and plumbing does not have significant health effects due to our immune system. A positive result may indicate the possible contamination of the water system. In 2005 there were no positive coliform measurements in any samples taken either by Interior Health or Sun Peaks Utilities’ field staff (during 2005, all samples were sent to Interior Health for processing).

2.4 Cross Connection Control Program A Cross Connection Control Program is in place to ensure unwanted substances are not able to be introduced into the water system from existing or new connections to the distribution system. This program was introduced in 2002 with the development and implementation of enforcement authority through Water Tariff 4, Section 9.8 to 9.11 was approved February 2006 by the Comptroller of Water Rights. The existing commercial facility assessment was completed and the program is currently being implemented. An update on the program will be included in the 2006 Water Quality Report.

2.5 Facilities Classification All three water treatment plants have been classified as Level II and the potable water distribution system as a Level II by the Environmental Operators Certification Program (EOCP) in 2005. The next review by EOCP is schedule for 2010 or when a major upgrade to either water system is performed. EOCP ranks level 1 systems as the simplest to operate and a level IV system as the most complex. For more information on the classification process, visit www.eocp.org.

Page 7 of 24 Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc

1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1 Tel: 250-578-5490 Fax: 250-578-5516

www.sunpeaksutilities.com – e-mail: [email protected]

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Water Quality Report

2005

2.6 Certified Operators Sun Peaks Utilities employs one operator with Level II EOCP Water Treatment and Water Distribution Certification & two operators with Level I Water Treatment Certification and one operator with a Level I Certification in Water Distribution. All field staff continue to work towards high certification levels as part of their commitment to providing high levels of water quality to its customers. Sun Peaks Utilities and its staff prides itself on providing potable drinking water to its customers that meets or exceeds the Guidelines for Canadian Drinking Water Quality. In 2005, the bacteriological and chemical quality of Vancouver’s water continued to meet or exceed the Canadian Guidelines for Drinking Water Quality and the standards set out in the British Columbia Drinking Water Protection Act.

2.7 Customer Relations There were no significant water quality incidents or complaints in 2005. Less than 10 phone calls from Sun Peaks residents and guests were received by the Water Utility regarding water quality concerns or information gathering. In 2006, the Utility will start to track these phone calls to ensure timely follow-up of all phone calls and to help identify system deficiencies.

Page 8 of 24 Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc

1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1 Tel: 250-578-5490 Fax: 250-578-5516

www.sunpeaksutilities.com – e-mail: [email protected]

Page 14: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Water Quality Report

2005

Conclusion Sun Peaks Utilities’ obtains it water from 5 deep groundwater wells located throughout the resort and distributes it to its 472 connections and serves up to 6,000 residents and guests. As the water purveyor, the Utility is required under the BCDWPA to inform its customers of the quality of water being delivered. The Utility’s Water Quality Monitoring Program collects and analysis data from the three Sun Peaks pressure zones and from selected consumers’ taps. The data is summarized in this report. No coliform bacteria were found in the water system, and the chlorine residuals showed an improvement from last year. The Utility continues to implement more rigid monitoring standards to ensure that water provided to our customers continues to meet the high standards demanded by our customers. The turbidity levels in the distribution system did not exceed Interior Health’s requirement of less than 1 NTU in all samples. Sun Peaks Utilities continues to monitor the disinfection process in the distribution grid and at this time, the possible need for additional re-chlorination stations is not required. The Utility and Interior Health remain committed partners to provide a sustainable supply of high quality drinking water.

Page 9 of 24 Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc

1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1 Tel: 250-578-5490 Fax: 250-578-5516

www.sunpeaksutilities.com – e-mail: [email protected]

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Water Quality Report

2005

Appendix A - Water Quality Monitoring Program

Free chlorine levels were taken daily to determine the free chlorine entering the distribution system from the treatment plants. Once a week the samples were taken from each facility and tested to determine the effectiveness of the treatment process and the chlorine levels in the distribution grid. On the odd weeks of the month, samples are taken and forwarded to Interior Health’s independent testing facility, Caro Laboratory. All results are forwarded to Interior Health by Caro on a monthly basis.

Page 10 of 24 Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc

1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1 Tel: 250-578-5490 Fax: 250-578-5516

www.sunpeaksutilities.com – e-mail: [email protected]

Page 16: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Sun Peaks Utilities Co., Ltd. Standard Operation Procedures

Potable Water Testing & Sampling Plan 2005 (Effective January 1, 2005)

../C:\Documents and Settings\pmiller\My Documents\Upload Files\Min of Health Reports\2005 Annual Water Report Health.doc Version Date (dd/mm/yy) Authorization Page

2.0 April 3, 2006 Safe Drinking Water Officer , IH 11 of 24

WATER QUALITY TESTING RESULT RANGES Installations currently on line (as of January 1, 2005) Facility Frequency

(when well pumps are running)

Target Free Chlorine

Range (mg/l)

Iron1

(mg/l) Manganese2

(mg/l)

Burfield (PW1A) Well – Raw Weekly N/A Actual Data Actual Data

Village (PW2) Well – Raw Weekly N/A Actual Data Actual Data Hole 1 (PW2A) Well – Raw Weekly N/A Actual Data Actual Data

Burfield (PZ1) Water Treatment Plant (Finished water)

Daily for Free Cl2

Weekly for all others

0.5 to 1.0 mg/l <0.3 mg/l <0.05 mg/l

Village (PZ2) Water Treatment Plant (Finished water)

Daily for Free Cl2

Weekly for all others

0.5 to 1.0 mg/l <0.3 mg/l <0.05 mg/l

PZ1 Distribution Grid Weekly 0.3 to 1.0 mg/l N/A N/A

PZ2 Distribution Grid Weekly 0.3 to 1.0 mg/l N/A N/A

PZ3 Distribution Grid Weekly 0.3 to 1.0 mg/l N/A N/A

PZ1 Reservoir Monthly3 0.3 to 1.0 mg/l N/A N/A

PZ2 Reservoir Monthly 0.3 to 1.0 mg/l N/A N/A

PZ3 Reservoir Monthly 0.3 to 1.0 mg/l N/A N/A

Additional testing and level monitoring for all production and background wells may be conducted in addition to locations noted above as instructed by the Utility’s consulting hydrogeologist from time to time.

1 Canadian Drinking Water Guidelines’ Aesthetic Objections for Iron is <0.3 mg/l 2 Canadian Drinking Water Guidelines’ Aesthetic Objective for Manganese is <0.05 mg/l 3 Monitored Monthly from May to September only due to access issues

Page 17: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Sun Peaks Utilities Co., Ltd. Standard Operation Procedures

Potable Water Testing & Sampling Plan 2005 (Effective January 1, 2005)

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3.0 March 29, 2006 Safe Drinking Water Officer , IH 12 of 24

Regular Water Sampling Schedule

Tests to be performed

Pressure Zone Frequency Sampling Location Total & Fecal Coliforms

(Outside Lab)

Free Chlorine (mg/l)

Iron (mg/l)

Manganese (mg/l) pH NTU

Monthly Raw Water X X XWeekly Raw Water X X X XWeekly Treated Water X X X X

Burfield Drive WTP (PZ1)

Daily Treated Water XMonthly Raw Water X4 X X Weekly Raw Water X X X X Weekly Treated Water X X X X

Village WTP (PZ2)Error! Bookmark

not defined. Daily Treated Water X

Pressure Zone Frequency Sampling Location Total & Fecal

Coliforms

(Outside Lab)

Free Chlorine (mg/l)

Chlorine Demand

(mg/l) pH NTU

Even Weeks X X X X X Odd Weeks X X PZ1 Distribution

Grid Weekly

STP (prior to PRV) X X

1st Odd Week X X X X X

Weekly Fairways Drive

X X2nd Odd Week X X X X

PZ2 Distribution Grid5

Weekly VDL X XEven Weeks X X X X X PZ3 Distribution

Grid Weekly Snow Creek Office6 /

Timberline Station X X X X 4 All production wells associated with each distribution well will be sampled for Total & E-Coli Coliforms once a month. 5 Water from PZ1 Distribution Grid pumps into PZ2 Distribution Grid. Water from PZ2 Reservoir pumps into PZ3 Distribution Grid and PZ3 Reservoir therefore Total & E-Coli Coliform testing can be limited to once per month unless further testing may required due to operational issues. 6 Snow Creek Offices to be used during the winter due to freezing condition effecting the Timberline Sampling Station

Page 18: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Sun Peaks Utilities Co., Ltd. Standard Operation Procedures

Potable Water Testing & Sampling Plan 2005 (Effective January 1, 2005)

Annual Testing7

Annual Sampling/Testing on raw water from all production and monitoring wells associated with the Potable Water System. The current wells on line are the Burfield (PW1A), Village (PW2), Hole 1 (PW2A), Upper Fairways (PW2C) and Lower Fairways (PW1B) which will be sampled once a year (March/April). Monitoring wells scheduled to be converted to production wells in the future will also be sampled at the same time.

Production & Monitoring Wells Full Potability Testing Parameters: Physical Parameters: Dissolved

Anions: Dissolved Metals:

Total Metals:

True colour Conductivity Hardness pH Total Dissolved Solids (TSS) Turbidity

Alkalinity Bicarbonate Carbonate Hydroxide Chloride Fluoride Ammonia Nitrate Nitrite Sulphate Phosphorus

Calcium Iron Magnesium Potassium Silicon Sodium Molybdenum

Aluminum Antimony Arsenic Barium Boron Magnesium Cadmium Chromium Copper Manganese Mercury Selenium Uranium Zinc Iron Lead Molybdenum

7 The Utility’s production and monitoring wells annual monitoring program was developed by the Utility in consultation with the Utility’s consulting hydrogeologist, the Ministry of the Environment’ Groundwater Protection Officer and the Ministry of Health’s Safe Drinking Water Officer and will be reviewed on an annual basis & submitted with the Annual Report to MOH.

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3.0 March 29, 2006 Safe Drinking Water Officer , IH 13 of 24

Page 19: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Water Quality Report

2005

Appendix B - Sampling Stations – Map

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1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1 Tel: 250-578-5490 Fax: 250-578-5516

www.sunpeaksutilities.com – e-mail: [email protected]

Page 20: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

STP LAB

BURFIELD LODGE

Page 21: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

SAMPLE SITE FAIRWAYS

RESIDENTS

VILLAGE DAY LODGE

SNOW CREEK

OFFICES

Page 22: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Water Quality Report

2005

Appendix C - Raw Well Water Sample Results

Page 16 of 24 Sun Peaks Utilities Co., Ltd. ../2005 Annual Water Report Health.doc

1280 Alpine Road, Sun Peaks, British Columbia, V0E 1Z1 Tel: 250-578-5490 Fax: 250-578-5516

www.sunpeaksutilities.com – e-mail: [email protected]

Page 23: June 30, 2006 (Revised: July 7, 2006) Ted Mahler, Public ...Ted Mahler, Public Heath Inspector Environmental Health Services Interior Health 519 Columbia Street Kamloops, BC V2C 2T8

Parameter Units

PZ1 Burfield Lodge

(Measured)

PW1 Raw Water

(Measured)

Canadian Drink Water Guidelines or

other Recognized Standards Criteria

Date Sampled: (M/D/Y): 2/10/2005 2/10/2005 2/12/2004 9/15/2005 12/22/2005Laboratory File No. 502110037 502110148 (ALS) 509160290 512230101

Conventional ParameterspH, Laboratory pH units 7.79 7.83 8.28 7.95 6.5-8.5 AOConductivity uS/cm 342 329 341 266 1500 AOTrue Color CU < 5 < 5 < 5 < 5 <15 AOTurbidity NTU 0.21 1.7 0.35 0.14 1 MACHardness CaCO3 mg/L 195 188 169 136 148 <500 AOTotal Dissolved Solids mg/L 220 214 200 185 <500 AOTotal Alkalinity CaCO3 mg/L 193 194 159 152 500 AO

Bicarbonate Alkalinity HCO3 mg/L 235 236 159 185 See Total Alkalinity AO

Carbonate Alkalinity CO3 mg/L < 0.5 < 0.5 < 1.0 < 0.5 See Total Alkalinity AO

Hydroxide Alkalinity OH mg/L < 0.5 < 0.5 < 1.0 < 0.5 See Total Alkalinity AODissolved Fluoride F mg/L 0.1 0.17 0.198 0.15 1.5 MACDissolved Chloride Cl mg/L 2.6 1.2 < 0.50 0.27 <250 AONitrate and Nitrite N mg/L < 0.05 < 0.05 < 0.05 45 MACDissolved Nitrate N mg/L < 0.05 < 0.05 < 0.1 < 0.05 45 MACNitrite N mg/L < 0.002 < 0.002 < 0.1 < 0.002 1 USEPA MACDissolved Sulphate SO4 mg/L 27.7 24.9 26.4 24.5 250 USEPA MACOrtho Phosphorus P mg/L as P < 0.02 < 0.02 - - <0.1 USEPA MACSulphide S mg/L - < 0.05 - - ≤0.05 AOAmmonia Nitrogen N mg/L - - - - Not specified

Total Aluminum Al mg/L < 0.001 0.023 < 0.001 < 0.005 < 0.005 0.2 USEPA MACTotal Antimony Sb mg/L < 0.0002 < 0.001 < 0.0001 < 0.001 < 0.001 <0.006 USEPA MACTotal Arsenic As mg/L 0.0003 < 0.001 0.00026 < 0.001 < 0.001 <0.025 IMACTotal Barium Ba mg/L 0.061 0.062 0.0498 0.048 0.045 1.0 MACTotal Boron B mg/L < 0.01 < 0.05 < 0.01 < 0.05 < 0.05 5.0 IMACTotal Cadmium Cd mg/L < 0.00004 < 0.0002 0.000057 < 0.0002 < 0.0002 <0.005 MACTotal Chromium Cr mg/L < 0.0002 < 0.001 < 0.0005 < 0.001 < 0.001 <0.05 MACTotal Copper Cu mg/L 0.0017 < 0.001 0.00018 < 0.001 0.002 <0.1 MAC1

Total Iron Fe mg/L 0.07 < 0.05 < 0.03 < 0.05 < 0.05 <0.3 AOTotal Lead Pb mg/L < 0.0002 < 0.001 < 0.00005 < 0.001 < 0.001 <0.010 MAC1

Total Magnesium Mg mg/L 14 13.9 11.2 9.99 9.65 200 AOTotal Manganese Mn mg/L 0.0074 0.26 0.687 0.89 0.65 <0.05 AOTotal Mercury Hg ug/L < 0.02 < 0.02 < 0.00005 - 0.001 MACTotal Molybdenum Mo mg/L - 0.006 0.0124 0.0095 0.011 0.25 MACTotal Selenium Se mg/L < 0.0002 < 0.001 < 0.001 < 0.001 < 0.001 0.01 MACTotal Uranium U mg/L 0.0025 0.0043 0.00475 0.0039 0.0035 0.1 MACTotal Zinc Zn mg/L 0.002 < 0.005 < 0.001 0.012 0.025 <5.0 MAC1

Dissolved Calcium Ca mg/L 55.9 53.9 49.8 39.4 44 See Total Hardness AODissolved Iron Fe mg/L < 0.05 < 0.05 < 0.03 < 0.05 < 0.05 See Total Iron AODissolved Magnesium Mg mg/L 13.5 12.9 10.8 9.07 9.29 200 AODissolved Manganese Mn mg/L < 0.001 0.26 0.689 0.55 0.62 0.05 USEPA MACDissolved Potassium K mg/L 2.6 2.6 - 1.8 2.2 Not specifiedDissolved Silicon SiO2 mg/L 13.2 13.3 - 8 4.4 Not specifiedDissolved Sodium Na mg/L 9.06 8.04 - 10.6 10.4 <200 AO

Total Coliforms (Confirmed) Col./100 mL < 1 < 1 < 1 < 1 < 1 < 1 MACFecal Coliform Col./100 mL < 1 < 1 < 1 < 1 < 1 < 1 MAC

Maximum Acceptable Concentration (MAC)

Interim Maximum Acceptable Concentration (IMAC)

Aesthetic Objective (AO)

Footnote 1 At point of consumption

Sun Peaks Utilities Co., Ltd.

PW1B Raw Water (Measured)

Criteria Definitions (See the full Guidelines for Canadian Drinking Water Quality for more information)

Aesthetic objectives apply to certain substances or characteristics of drinking water that can affect its acceptance by consumers or interfere with practices for supplying good-quality water.

For those substances for which there are insufficient toxicological data to derive a MAC with reasonable certainty, interim values are recommended, taking into account the available health-related data, but employing a larger safety factor to compensate for the additional uncertainties involved.

Maximum acceptable concetrations have been established for certain substances that are known or suspected to cause adverse effects on health. Each MAC has been derived to safeguard health assuming lifelong consuption of drinking water containing the sustance at that concentration.

Metals Analysis

Microbiological Analysis

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Parameter Units

PZ2 Village Day Lodge (Measured)

PW2 Raw Water

(Measured)

PW2A & 2C Raw Water (Measured)

PW2C Raw Water

(Measured)

Canadian Drink Water Guidelines or other

Recognized Standards CriteriaDate Sampled: (M/D/Y): 2/10/2005 2/10/2005 2/10/2005 4/13/2005

Laboratory File No. 502110037 502110149 502110150 504140049

pH, Laboratory pH units 7.9 8.01 8 7.8 6.5-8.5 AOConductivity uS/cm 329 301 322 334 1500 AOTrue Color CU < 5 < 5 < 5 < 5 <15 AOTurbidity NTU 0.24 0.41 0.1 0.14 1 MACHardness CaCO3 mg/L 140 134 111 127 <500 AOTotal Dissolved Solids mg/L 213 184 204 225 <500 AOTotal Alkalinity CaCO3 mg/L 164 148 165 156 500 AO

Bicarbonate Alkalinity HCO3 mg/L 200 180 201 190 See Total Alkalinity AO

Carbonate Alkalinity CO3 mg/L < 0.5 < 0.5 < 0.5 < 0.5 See Total Alkalinity AO

Hydroxide Alkalinity OH mg/L < 0.5 < 0.5 < 0.5 < 0.5 See Total Alkalinity AODissolved Fluoride F mg/L 0.39 0.44 0.4 0.38 1.5 MACDissolved Chloride Cl mg/L 3.3 6.9 0.82 0.84 <250 AONitrate and Nitrite N mg/L < 0.05 < 0.05 < 0.05 < 0.05 45 MACDissolved Nitrate N mg/L < 0.05 < 0.05 < 0.05 < 0.05 45 MACNitrite N mg/L < 0.002 < 0.002 < 0.002 < 0.002 1 USEPA MACDissolved Sulphate SO4 mg/L 39.9 31.2 39.9 38.7 250 USEPA MACOrtho Phosphorus P mg/L as P < 0.02 < 0.02 < 0.02 - <0.1 USEPA MACSulphide S mg/L - < 0.05 < 0.05 < 0.05 ≤0.05 AOAmmonia Nitrogen N mg/L - - - 0.06 Not specified

Total Aluminum Al mg/L < 0.001 0.013 0.012 0.01 0.2 USEPA MACTotal Antimony Sb mg/L < 0.0002 < 0.001 < 0.001 < 0.001 <0.006 USEPA MACTotal Arsenic As mg/L 0.0003 < 0.001 < 0.001 < 0.001 <0.025 IMACTotal Barium Ba mg/L 0.035 0.047 0.041 0.036 1.0 MACTotal Boron B mg/L < 0.01 < 0.05 < 0.05 < 0.05 5.0 IMACTotal Cadmium Cd mg/L < 0.00004 < 0.0002 < 0.0002 < 0.0002 <0.005 MACTotal Chromium Cr mg/L < 0.0002 < 0.001 < 0.001 < 0.001 <0.05 MACTotal Copper Cu mg/L 0.027 0.002 < 0.001 0.001 <0.1 MAC1

Total Iron Fe mg/L < 0.01 0.73 < 0.05 0.07 <0.3 AOTotal Lead Pb mg/L < 0.0002 0.003 < 0.001 < 0.001 <0.010 MAC1

Total Magnesium Mg mg/L 11.2 9.49 12.9 10.6 200 AOTotal Manganese Mn mg/L 0.037 0.88 0.74 0.68 <0.05 AOTotal Mercury Hg ug/L < 0.02 < 0.02 < 0.02 - 0.001 MACTotal Molybdenum Mo mg/L - 0.0254 0.0132 - 0.25 MACTotal Selenium Se mg/L < 0.0002 < 0.001 < 0.001 < 0.001 0.01 MACTotal Uranium U mg/L 0.0033 0.004 0.0062 0.0046 0.1 MACTotal Zinc Zn mg/L 0.003 0.48 0.021 0.018 <5.0 MAC1

Dissolved Calcium Ca mg/L 38.5 40.3 29 33.5 See Total Hardness AODissolved Iron Fe mg/L < 0.05 < 0.05 < 0.05 < 0.05 See Total Iron AODissolved Magnesium Mg mg/L 10.6 8.2 9.38 10.5 200 AODissolved Manganese Mn mg/L 0.014 0.76 0.55 0.67 0.05 USEPA MACDissolved Potassium K mg/L 1.7 2.2 1.3 1.6 Not specifiedDissolved Silicon SiO2 mg/L 11.6 15.3 8.7 9.6 Not specifiedDissolved Sodium Na mg/L 33.4 25.1 26.3 29.3 <200 AO

Total Coliforms (Confirmed) Col./100 mL < 1 < 1 < 1 < 1 < 1 MACFecal Coliform Col./100 mL < 1 < 1 < 1 < 1 < 1 MAC

Maximum Acceptable Concentration(MAC)

Interim Maximum Acceptable Concentration (IMAC)

Aesthetic Objective (AO)

Footnote 1 At point of consumption

Conventional Parameters

Metals Analysis

Microbiological Analysis

Sun Peaks Utilities Co., Ltd.

Criteria Definitions (See the full Guidelines for Canadian Drinking Water Quality for more information)

Maximum acceptable concetrations have been established for certain substances that are known or suspected to cause adverse effects on health. Each MAC has been derived to safeguard health assuming lifelong consuption of drinking water containing the sustance at that concentration.

For those substances for which there are insufficient toxicological data to derive a MAC with reasonable certainty, interim values are recommended, taking into account the available health-related data, but employing a larger safety factor to compensate for the additional uncertainties involved.

Aesthetic objectives apply to certain substances or characteristics of drinking water that can affect its acceptance by consumers or interfere with practices for supplying good-quality water.

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Parameter UnitsPZ3 Snow Creek

(Measured)

Canadian Drink Water Guidelines or other

Recognized Standards CriteriaDate Sampled: (M/D/Y): 2/10/2005

Laboratory File No. 502110037

pH, Laboratory pH units 7.93 6.5-8.5 AOConductivity uS/cm 324 1500 AOTrue Color CU < 5 <15 AOTurbidity NTU 0.21 1 MACHardness CaCO3 mg/L 137 <500 AOTotal Dissolved Solids mg/L 214 <500 AOTotal Alkalinity CaCO3 mg/L 171 500 AOBicarbonate Alkalinity HCO3 mg/L 209 See Total Alkalinity AOCarbonate Alkalinity CO3 mg/L < 0.5 See Total Alkalinity AOHydroxide Alkalinity OH mg/L < 0.5 See Total Alkalinity AODissolved Fluoride F mg/L 0.33 1.5 MACDissolved Chloride Cl mg/L 3.9 <250 AONitrate and Nitrite N mg/L < 0.05 45 MACDissolved Nitrate N mg/L < 0.05 45 MACNitrite N mg/L < 0.002 1 USEPA MACDissolved Sulphate SO4 mg/L 31.4 250 USEPA MACOrtho Phosphorus P mg/L as P < 0.02 <0.1 USEPA MACSulphide S mg/L ≤0.05 AOAmmonia Nitrogen N mg/L Not specified

Total Aluminum Al mg/L < 0.001 0.2 USEPA MACTotal Antimony Sb mg/L < 0.0002 <0.006 USEPA MACTotal Arsenic As mg/L 0.0003 <0.025 IMACTotal Barium Ba mg/L 0.045 1.0 MACTotal Boron B mg/L < 0.01 5.0 IMACTotal Cadmium Cd mg/L < 0.00004 <0.005 MACTotal Chromium Cr mg/L < 0.0002 <0.05 MACTotal Copper Cu mg/L 0.016 <0.1 MAC1

Total Iron Fe mg/L < 0.01 <0.3 AOTotal Lead Pb mg/L < 0.0002 <0.010 MAC1

Total Magnesium Mg mg/L 11.2 200 AOTotal Manganese Mn mg/L 0.0062 <0.05 AOTotal Mercury Hg ug/L < 0.02 0.001 MACTotal Molybdenum Mo mg/L 0.25 MACTotal Selenium Se mg/L < 0.0002 0.01 MACTotal Uranium U mg/L 0.0033 0.1 MACTotal Zinc Zn mg/L 0.004 <5.0 MAC1

Dissolved Calcium Ca mg/L 38.8 See Total Hardness AODissolved Iron Fe mg/L < 0.05 See Total Iron AODissolved Magnesium Mg mg/L 9.69 200 AODissolved Manganese Mn mg/L < 0.001 0.05 USEPA MACDissolved Potassium K mg/L 1.8 Not specifiedDissolved Silicon SiO2 mg/L 11.6 Not specifiedDissolved Sodium Na mg/L 19.2 <200 AO

Total Coliforms (Confirmed) Col./100 mL < 1 < 1 MACFecal Coliform Col./100 mL < 1 < 1 MAC

Maximum Acceptable Concentration (MAC)

Interim Maximum Acceptable Concentration (IMAC)

Aesthetic Objective (AO)

Footnote 1 At point of consumption

Sun Peaks Utilities Co., Ltd.

Conventional Parameters

Metals Analysis

Microbiological Analysis

Criteria Definitions (See the full Guidelines for Canadian Drinking Water Quality for more information)

Maximum acceptable concetrations have been established for certain substances that are known or suspected to cause adverse effects on health. Each MAC has been derived to safeguard health assuming lifelong consuption of drinking water containing the sustance at that concentration.

For those substances for which there are insufficient toxicological data to derive a MAC with reasonable certainty, interim values are recommended, taking into account the available health-related data, but employing a larger safety factor to compensate for the additional uncertainties involved. Aesthetic objectives apply to certain substances or characteristics of drinking water that can affect its acceptance by consumers or interfere with practices for supplying good-quality water.

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