Domestic Wastewater Managementinfofile.pcd.go.th/water/AIT060509_sec6.pdf · Policy on Domestic...
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By… Ms.Wilasinee Saktaywin Domestic Wastewater Management Division Water Quality Management Bureau Pollution Control Department 6 May 2009 Domestic Wastewater Management
Transcript of Domestic Wastewater Managementinfofile.pcd.go.th/water/AIT060509_sec6.pdf · Policy on Domestic...
By…
Ms.Wilasinee
Saktaywin
Domestic Wastewater Management DivisionWater Quality Management Bureau
Pollution Control Department
6 May 2009
Domestic Wastewater Management
Overview of the Presentation
Domestic Wastewater Characteristic
Inland Water Quality
Existing Domestic Wastewater Management
Law Regulation and Enforcement Measures
Management Measures
Investment Measures
Policy on Domestic Wastewater Management
Domestic Wastewater Characteristic
Population in Yr 2008 approx. 63 million
Domestic Wastewater characteristic (at origin from household)
- Wastewater quantity ~ 12.6 million m3/d (180 L/day-person)
- BOD load ~ 2.4 million kgBOD/d (190 mgBOD/L)
Community Wastewater Characteristic (from sewer)
Note: ( ) Recommended value for wastewater treatment plant design
ที่มา: เกณฑแนะนําการออกแบบระบบรวมรวบและโรงปรับปรุงคุณภาพน้ําของชุมชน
กรมควบคุมมลพิษ 2546
Inland
Water
Quality
(1998- 2007)
Figure :
Inland
Water
Quality
in Percentage throughout
Thailand during 1998-2007
Existing Domestic Wastewater ManagementLaw Regulation and Enforcement Measures•
The Enhancement and Conservation of National Environmental Quality Act, B.E. 2535 (NEQA 1992)
•
Water Quality Standards : Ambient Water Quality Standards
•
Effluent Standards•
Other Laws
Management Measures :•
Monitor and Evaluate Water Quality in Water sources
•
Pollution Control Zone :Investment Measures :•
Establish Wastewater Treatment Facilities
Law Regulation and Enforcement Measures
The Enhancement and Conservation of National
Environmental Quality Act, B.E. 2535 (NEQA 1992)
Main Principle : •
Polluter Pays Principle (PPP)
•
Penalty/Damaged environment compensation
•
Pollution Control Area (8 areas) •
Monitoring
•
Water Quality standards•
Effluent Standards
Ambient Water quality standards :
•
Surface Water Quality Standards
B.E. 2537 (1994)
•
Coastal Water Quality Standards B.E. 2537 (1994)
•
Groundwater Quality Standards B.E. 2543 (2000)
Law Regulation and Enforcement Measures (cont.)
Effluent standard•
Buildings Effluent Standards B.E. 2537 (1994)
•
Housing Estates Effluent Standards B.E. 2539 (1996)
•
Industrial Effluent Standards B.E. 2539 (1996)
•
Pig Farm Effluent Standards B.E. 2544 (1991)
•
Gas Station Effluent Standard and Oil Terminal Effluent Standards B.E. 2545 (2002)
Law Regulation and Enforcement Measures (cont.)
Other laws related to water pollution control
•• The Factories Act B.E. 2535 (1992)
• The Public Health Act B.E. 2535 (1992)
• The Public Cleansing Act B.E. 2535 (1992)
•
Determining Plans and Process of Decentralization to
Local
• Government Organization Act B.E.2542 (1999)
•
Industrial Estate Authority of Thailand Act B.E. 2522
(1979)
• Building Control Act B.E. 2522(1979) and B.E. 2535 (1992)
Law Regulation and Enforcement Measures (cont.)
47 automatic monitoring stations620 general monitoring stations
Inland Water Quality Information System(http://iwis.pcd.go.th/IWIS/index.php)
Location of Automatic Stations
Management Measures :Monitor and Evaluate Water Quality in Water sources
1212
Constructed 82 PlantsUnder Construction 17 PlantsDelayed 1 Plant
(Samutprakan
Province)
In Yr2008 = 100 Municipal Wastewater Treatment Facilities in
Thailand
Investment Measures :
•
Establish Wastewater Treatment Facilities
Stabilization Pond (SP) 47%Stabilization Pond (SP) 47%
เทศบาลเมืองสงิหบุรี Capacity 4,500
m3/d
Activated Sludge (AS) 36%
เทศบาลเมืองกาญจนบรุี ระบบ AS แบบคลองวนเวยีน
Capacity 24,000
m3/d
Aerated Lagoon (AL) 16%Aerated Lagoon (AL) 16%
เทศบาลเมืองประจวบคีรีขันธ Capacity 8,000
m3/d
Rotating Biological Contactor (RBC) 1%
เทศบาลเมืองหัวหิน Capacity 8,000
m3/d
Policy on Domestic Wastewater Management
Reduce waste at pollution sources by the simple technologies (Ex. Grease Trap and On-site treatment)Rehabilitate the existing municipalwastewater facilities Construct new wastewater treatment system using appropriate technology (Central/Cluster)Polluter Pay Principal (PPP)
Thank You
Surface Water Resources: can be divided into River 25 Basins
12
876
345
9101112
13
1415
212019
161718
22232425
Salaween
Khong
Kok
Chi MunPing Wang Yom NanChao PhrayaSakae KrangPasak
Tha Chin
Mae Klong
Prachinburi
Bang Pakong
Tonele Sap Eastern Coast
Phetchaburi
Western Coast South-East Coast
TapiSongkhla Lake
Pattani
South-West Coast
รูปแบบของระบบบําบัดน้ําเสยีรูปแบบของระบบบําบัดน้ําเสยี
((รวมศูนยรวมศูนย // กลุมอาคารกลุมอาคาร // ติดกับที่ติดกับที่))
1
3
Central
Cluster
On-site
