UN Division for Sustainable Development

Case Study Detail Record

Organization type:	Government

Name of Ministry/Agency:

Country:	Thailand

Initiative Title:	Air Pollution Management focusing on Sulfur Dioxide over the Last Ten Years in Mae Moh

Internet links:

Scope:

Status:	Completed

Timeframe:	Start: End:

Stakeholders/Partners:	Electricity Generating Authority of Thailand (EGAT) US EPA Local people Local government agency Department of health, Ministry of Public Health USAID

Relevent issues:	- Policies and programmes to address air pollution from other major point sources

Objectives/Challenges:

1) To reduce Sulfur Dioxide in ground level at Mae Moh area;
2) To reduce Sulfur Dioxide emission from Mae Moh power plant.

Policy Options:

Technical support from US EPA. Funding support from USAID

Summary:

Due to the implementation of this programme, SO2 concentration in Mae Moh basin complied with the standards. Maximum hourly concentration of SO2 reduced from >3.000 mg/m3 in 1992 to <350 mg/m3 in 2002. SO2 emission emitted from Mae Moh power plant was reduced from greater than 150 tons/hr in 1992 to less than 11 tons/hr in 2000.