Scott Nelles, Director of Sales, scott.nelles@sustainablewater.com

Onsite Reclamation and Reuse for Utilities:

Extending the Lifecycle of our Water

Good Afternoon !

Who We Are…

Helping Clients Utilize Water Resources More Efficiently

Water Management Consultants

• Water Balances & Footprint

• Water Reuse Feasibility

• Risk Management

• Flow Monitoring/Metering

• Water Management Plans

Turn Key Developer

• Technology Integrator

• Planning/Design/Build

• Financing

• Operations

Water: The Lynchpin of Our Way of Life

Solutions for a Diverse Range of End Users

Impactful Solutions Derived from Blackwater Reclamation

Holistic Water Management

Water Related Stresses

Together These Factors Will Completely Change Water Management

Rate Pressure Aging Infrastructure

Scarcity Environmental Constraints

Water Scarcity

Drought Risk Strategies Prevent Downtime and Equipment Failure

Aging Infrastructure

Water Related Impacts Illustrate Need to Promote Water Management

Environmental Pressure

Rules for Reducing Nutrients and Storm Runoff are Accelerating

Major Metros-Rising Water & Sewer Rates

Water & Sewer Rates Averaging 10% CAGR

CSO Consent

Decrees

WWTP Infrastructure

Maintenance/Repair

$5.52 $5.70 $6.26

$6.99

$7.98

$9.03

$10.21 $10.96

$11.73 $12.40

$0.00

$2.00

$4.00

$6.00

$8.00

$10.00

$12.00

$14.00

Sewer Water combined

Projected Water Spend

Hundreds of Millions of Dollars Demands Executive Attention

$340 M

$475 M

$675 M

$1.17 B

EVAP CREDIT?

$-

$10,000,000

$20,000,000

$30,000,000

$40,000,000

$50,000,000

$60,000,000

$70,000,000Y1 Y2 Y3 Y4 Y5 Y6 Y7 Y8 Y9

Y10

Y11

Y12

Y13

Y14

Y15

Y16

Y17

Y18

Y19

Y20

Y21

Y22

Y23

Y24

Y25

Y26

Y27

Y28

Y29

Y30

CAGR @ 3% CAGR @ 5% CAGR @ 7% CAGR @ 10%

(2014 Volume and Rates)

Annual Water Demand: 454 M gallons

Billed Sewer: 193 M gallons

Water Cost : ~ $4.79 per 1,000 gallons

Sewer Cost : ~ $7.61 per 1,000 gallons

$173 M

$599 M

$344 M

$242 M

A Sustainable Water Cycle…

Decentralized Reclamation and Reuse

~Risk Management ~Cost Savings ~Environmental Responsibility

Before

After

Reduces

freshwater

withdrawal

Zero Discharge: reduced

contribution to CSOs and

wastewater discharge to

environment

Can restore

Rivers / Lakes /

Groundwater

Levels

Net energy reductions

& lower carbon

footprints

Reliable & local

water supply

Lower Life

Cycle Costs

Expands Muni.

Infrastructure Capacity

Enhances recreational

areas

Water Reclamation & Reuse

Multiple Benefits Allow for Cross Facility Collaboration

The Evolution of Water Conservation

The Most Impactful Solution That Does Not Require Behavioral Change

Building-Based

Solutions

Facility-Wide

Solutions

Simple

Solutions

Stickers

Low Flow

Fixtures

Rain Barrels

Stormwater

Reuse

Reclamation

and Reuse

Project Financing Vehicles

Flexible, Innovative Vehicles that Yield Guaranteed Savings

Benefits • No up-front capital

• Innovative Technologies

• Leverages superior credit rating

• Immediate, Guaranteed Savings

• Long Term Pricing Stability

• No O&M Responsibilities

• SW bears majority of risk

The Process 1. Develop terms & conditions for WPA

2. Sign Final Contract & Land Lease

3. Project Diligence A. Confirm Constructability

B. Validate Economics

C. Complete Schematic Design

D. Submit for Permits

4. Final design & construction drawings

5. Construction

6. Commission facility

Water Purchase Agreements

~ Shared Savings Agreement ~ Operating Lease ~ DBO Agreement ~ Performance Contract

• Labor

• Energy

• Permit Fees

• Compliance Testing

• Taxes

• Insurance

• Chemicals

• Discharge Fees

• Maintenance

O & M under WPA

Operations Performed in Accordance to State Standards/Protocols

• Highly Automated Operations

• Remote Monitoring Capabilities

• State Certified Operator On-Site

• Compliance Testing

• Preventative & Predictive Maintenance

• Includes All Operating Expenses

Risk Mitigation

Reliable and Safe Alternatives to Potable Water

Provides Organizations with:

• Redundant Water Supply

– Drought

– Municipal infrastructure failures

• Additional On-Site Storage

• Flexibility & Resilience

• Independence

• Availability in the event of failure

• Minimum recovery time

• Insulation from rising water costs

Drought

Rising Rates

Aging

Infrastructure

Some Independent Power Producers

Currently Using Reclaimed Water

Water Reuse is Prevalent Amongst IPPs

EPA Administrator Gina McCarthy

Tours Emory University’s WaterHub

Federal Validation for an Ecological Solution to Wastewater Management

EPA Administrator Tours WaterHub

“The WaterHub will make it possible for

Emory to save tens of millions of gallons of

potable water every year. That is a real

achievement.” – Gina McCarthy

Federal Validation on Treatment Approach and Financing Model

The WaterHub™ at Emory University

The WaterHub at Emory University

Atlanta, GA

Permitted for Use i~ 50 MGPY NonPotable Demand (NPD)

Permitted for Use in Utility Operations, Irrigation, and Toilet Flushing

105-140M GPY Displaced

35% of Total Campus Demand

90% of Utility Water Demand

3 Chiller Plants/1 Power Plant

Emory - Aerial View:

Under Construction

Small Physical Footprint, Sited in the Middle of Campus Co-Located Site, Flexible, Custom Design, Execution

Ecological Treatment Design

Integrated into the Built Environment with Small Footprint

- The WaterHub mimics natural methods of

water treatment found in wetlands, tidal

marshes, and rivers

Process Designed to Work with Available Space to Construct Project

Outdoor System (Lower Site)

Convergence of Multiple Ecological Treatment Technologies Convergence of Multiple Ecological Treatment Technologies

GlassHouse (Upper Site)

GlassHouse Footprint Compact and Efficient at 2,200 ft2

Textile Media

Plant Racks

Aeration Bed

Root Zone

MBBR

GlassHouse Footprint Compact and Efficient at 2,100 SF

The WaterHub at Emory

Fully Secured Facility Serves as a Sustainable Beacon

Multi-Functional Facility to Showcase Sustainability Initatives

PR Opportunity to Showcase Aggressive Sustainability Strategies

Sustainability Platform

Feasibility Study Overview

Knowledge and Expertise Drives Project to Effective Implementation

• Equipment inventory

• Program admin.

• WW flow projections

• Economic assessment

• Water balance & use

• Non-potable demand

• Infrastructure review

• Regulatory review

Water Footprint Assessment & Economic Validation

Utility Water Assessment

Site & Infrastructure Assessment

• Water quality needs

• Reclaimed water modeling

• Prelim. siting & design

• Lifecycle Savings

Major Non-Potable Water Users

Identification of Non-potable Demand Requires Collaboration

Chiller Plant

CoGen Dulles

Calpine Plant - NYC

Dallas/Ft. Worth

192,815,332 42%

226,125,600 50%

35,000,000 8%

Domestic Uses

CoGen/HVAC

Irrigation

Large Airport: Water Use by Type

Robust Non-potable Demand Identified After Data Analysis

Cooling

Irrigation

~454 M Gallons

Domestic/

Sanitary

Electricity

Utility/Process Water Use by Type at UMD

Further Refinement of Critical Heating and Cooling Demands

66,586,932 , 40%

12,209,750 , 7% 10,453,096 , 6%

46,588,500 , 28%

3,343,312 , 2%

2,814,872 , 2%

6,334,250 , 4%

2,316,143 , 1%

7,552,288 , 5%

5,857,987 , 3%

3,020,915 , 2%

CHP

Scub 2

Scub 3

Scub 4

Scub 5

CSS Scub

Scub MM

SCUB 1 (Estimate)

Oakland Hall (Estimate)

Eppley Rec Center (Estimate)

Prince Frederick (Estimate)

• Monthly Make-up used for 6 SCUB & CHP

• Estimates made for SCUB 1, Oakland,

Eppley, and Prince Frederick

HVAC Demand at UAB

Extensive Utility Demand on Potable Water Resources

-

5,000,000

10,000,000

15,000,000

20,000,000

25,000,000

30,000,000

35,000,000

40,000,000

45,000,000

Gal

lon

s p

er M

on

th

Central Utilities 1 Central Utilities 3 CU 5 (2824490)

CU 5 (0919145) UAB Steam (3021110) UAB Steam (3021120)

607,000 GPD Average

Estimated Heating/Boiler Make-Up

Water Reliability and Costs Warrant Alternative Considerations

-

50,000

100,000

150,000

200,000

250,000

300,000

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Gal

lon

s p

er

Day

CHP

• Model year developed from 2011-2012

makeup data

• 67 Million Gals

Total HVAC Make-up

Risk Mitigation is Essential to Critical Heating and Cooling Operation

-

100,000

200,000

300,000

400,000

500,000

600,000

700,000

800,000

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Gal

lon

s p

er

Day

TOTAL COOLING TOTAL HEATING Total HVAC

Existing and Estimated Cooling Make-up

Critical Cooling Dependent Upon Reliable Water Supply

-

100,000

200,000

300,000

400,000

500,000

600,000

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Gal

lon

s p

er

Day

Scub 2 Scub 3 Scub 4

Scub 5 CSS Scub Scub MM-

SCUB 1 (Estimate) Oakland Hall (Estimate) Eppley Rec Center (Estimate)

Prince Frederick (Estimate) TOTAL COOLING

• 100 Million Gals

Estimated Future Cooling Make-up

Understand Future Capacity Requires Collaboration

-

100,000

200,000

300,000

400,000

500,000

600,000

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Gal

lon

s p

er

Day

Existing (Accounted for) Existing (Estimated) Future (Estimated)

Includes CSS Wing 4

Added Capacity &

CSS Wing 2

• 8 Million Gals

Wastewater Resources vs Non-Potable Demand

Extensive Wastewater Resources Available to Reduce Water Related Risks

-

100,000

200,000

300,000

400,000

500,000

600,000

700,000

800,000

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Open Chilled Water Cooling Towers Boilers Total WW Resources

Flow Modeled

Assessmeent

Sewer Map 2 Site and Infrastructure Assessment

Geographical Data

Validation of Water Distribution and Availability Confirms Project Viability

Pender County Commerce Park

Technology Enables New Development Opportunities for Municipal Client

System Overview: • 0.5 -1 MGD Hydroponic/MBRR System

• Part of County Economic Development

Initiative

• Providing reclaimed water for multi-tenant

industrial park to attract industry to area

• WaterHub acts as anchoring point in

development with built-in conference

room

• Future expansion potential to serve as

Highway 421 WWTP

• Phase 1: 0.5 MGD

• Phase 2: 1.0 MGD

• Phase 3: up to 11 MGD as wastewater

collection service area expands (no timetable

for expansion)

WaterHub Concepts

Seamless Integration with Diverse Design Options

Project Execution: Next Steps

Full Project Execution by Experienced Team

Feb June Nov - Dec Mar May Apr Jan Aug - Mar

Preliminary Investigation: • Water Balance • Site Exploration • Lifecycle Savings

Final Permits Obtained

July

Preliminary Feasibility

Internal Review

2015

July – Oct

Contract Execution

Schematic Design / Project Diligence

Final Schematic

Design WW Flow & Quality Study • Corp. Process

• QA Review

Commissioning

2016

Permitting / Construction

Nature’s Idea. Our Science.

Scott Nelles| Office: (804) 965-5590 | Mobile:

(336) 587-9000

Scott.Nelles@sustainablewater.com

QUESTIONS?

EXTENDING THE LIFECYCLE OF WATER.

Ecological Water Treatment Technologies

Innovative Technology Increases Biodiversity & Reduces Energy Requirements

Moving & Fixed Media Solutions

Biomimicry: Maximizing Treatment Capacity / Minimizing Energy and Space

WaterHub in GlassHouse- Hydroponics

GlassHouse Footprint Compact and Efficient

Plant Racks

Aeration Bed

Root Zone Textile Media

MBBR

Process Diagram

Designed to Minimize Footprint, Reduce Risk & Fit Within a Campus Setting