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Features Air quality Anaerobic Digestion Environment Environment Protection Regulations United States
Digesters in WA get more time to reduce emissions

April 4, 2012  by Capital Press

April 4, 2012, Olympia, WA – Legislation relating to anaerobic digesters, farmland protection and livestock disease response have been signed into law by Gov. Chris Gregoire.

Senate Bill 5343 gives operators of anaerobic digesters more time to find ways to reduce sulfur emissions. The bill exempts single generators fueled solely by biogas produced by a digester – provided the biogas contains less than 0.1 percent sulfur, the aggregate heat input to the generator does not exceed 10 million Btu per hour and the generator is not located in a federally designated nonattainment area for hazardous air pollutants. The exemption is retroactive to Jan. 1, 2004. READ MORE


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