Wyoming: Air

September 2010

Volume

40

Issue

27

The Department of Environmental Quality revised Chapters 2, 3, 5, 6, and 11 of air quality rules. Changes include new standards for volatile organic compounds and new ambient air quality standards. Changes took effect September 7, 2010. http://deq.state.wy.us/aqd/Miscellaneous/Rule%20Memo%20Public.pdf.