On August 8, 2011, EPA published the Cross State Air Pollution Rule (CSAPR) in response to the court decision, North Carolina v. EPA, 531 F.3d 896 (D.C. Cir. 2008), which vacated the Clean Air Interstate Rule. But instead of building on the lessons learned of successful programs, the rule makes so many changes to the cap-and-trade provisions that pollution reduction is in real doubt. Moreover the changes are so extensive that reliability impacts are possible.
The rule requires 23 states to reduce annual SO2 and NOx emissions to help downwind areas attain particulate matter and ozone ambient air quality standards. This rule replaces EPA’s 2005 Clean Air Interstate Rule with three different cap programs.
A 2012 annual SO2 cap is set at 3,385,929 tons as compared to the recent (average 2008 to 2010) emissions of 5,216,931 tons.…