EPA Plans 'Key Revisions' To CSAPR Methods As States Criticize Program

EPA is making “key revisions” to its methods for projecting interstate air pollution from power plants and the oil and gas sector under its Cross-State Air Pollution Rule (CSAPR) emissions trading framework, but several Southern states are criticizing the overall framework as inappropriate for mitigating cross-state air pollution. The changes to the methodologies, announced at the Sept. 21 fall meeting of the Association of Air Pollution Control Agencies (AAPCA), follow competing criticisms states raised earlier this year over a data...