Tuesday, May 21, 2013

Morrisey and Huffman Respond To EPA SIP Call for Changes to Startup and Shutdown Events



            EPA has proposed significant  changes to the manner in which states manage their air pollution control programs.  Many states allow air emission sources to exceed air pollution permit limits during brief periods of equipment startup, shutdown and malfunction when there may be, for example, incomplete fuel combustion. As a result of a lawsuit by the Sierra Club, EPA now wants to require states to amend their State Implementation Plans (SIPs) to treat emissions exceedances during startups and shutdowns as violations.  (Exceedances may be allowed because of malfunctions, but only as a matter of enforcement discretion.)  EPA's fact sheet can be found here.
            The SIP Call identifies eight West Virginia regulations that would have to be revised to eliminate exemptions for startup and shutdown events.  On May 13, 2013 Randy Huffman, Director of the Department of Environmental Protection and Patrick Morrisey, Attorney General responded to EPA, objecting to EPA’s proposed rejection of the state regulations.  One of the principal contentions of EPA is that §302(k) of the Clean Air Act defines emission limitation as “a requirement established by the State with the Administrator which limits the quantity, rate, or concentration of air pollutants on a continuous basis. . .”   However, as Huffman and Morrisey pointed out, in the past EPA has not interpreted the word “continuous” to preclude higher emissions during SSM events.  They also noted: that EPA lacks the authority to issue a SIP Call because it had not made the necessary findings that changes in state regulations are needed; that the rule fails to comply with the federal Administrative Procedure Act; and that EPA had misconstrued West Virginia’s SSM emissions and greatly overstated the amount of discretion given the state to allow higher emissions during the SSM events.
            Several other states have joined West Virginia in opposing EPA’s rulemaking.  EPA will review the comments and then determine whether to proceed with the proposed rule.

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