The Ninth Circuit held that the CAA does not preempt a California air pollution district rule requiring development sites to reduce the amount of pollutants they emit. CAA §209(e)(1) only preempts those standards or requirements relating to the control of emissions from "new" construction e...
A California appellate court reversed a lower court decision denying a petition challenging the adequacy of a county's environmental analysis of a proposed surface mining operation on a 40-acre site in the foothills of the Southern Sierra Nevada mountain range. The county limited its environ...
The Fifth Circuit held that an energy company's current and ongoing construction of a coal-fired power plant, for which no maximum achievable control technology (MACT) determination has ever been made, violates CAA §112(g). In ordinary circumstances, there would be no question as to whether...
A district court dismissed a motion to dismiss environmental groups' citizen suit against five coal companies alleging thousands of violations of the CWA and SMCRA in West Virginia. Because EPA entered into a consent decree with the companies, the defendants argued that the groups' CWA claim...
The Fifth Circuit held that a pollution exclusion clause contained in an oil well operator's insurance policy bars coverage for cleanup costs of an oil leak on leased land. The operator argued that the exclusion did not apply because the operator leased only mineral rights and that the surfa...
The Fifth Circuit held that a "farmout agreement," under which the owner of a federal offshore oil and gas lease transferred its rights to drill to another drilling operator, does not require the operator to bear a proportionate share of the costs of decommissioning an oil platform at the le...
The D.C. Circuit denied medical waste trade associations' petition for review challenging EPA's performance standards for new and existing hospital/medical/infectious waste incinerators (HMIWI). The associations argued that the data set EPA used to establish the standards was flawed. But EPA's ...
The Seventh Circuit denied environmental groups' petitions challenging EPA's approval of revisions to Wisconsin's new source review program. In 2002, EPA changed the rules that determine when polluters need permits in order to modify existing facilities—and, if they need permits, what restrictions...
The D.C. Circuit set aside an order of the Federal Mine Safety and Health Review Commission denying a mining company's application for temporary relief from restrictions that the Mine Safety and Health Administration imposed on it in conjunction with its investigation of an explosion at one of its m...
The Ninth Circuit held that the CAA does not preempt a local air district's adoption and enforcement of rules regulating air emissions from diesel-powered engines. CAA §209(e) expressly prohibits states from setting "standards or other requirements relating to the control of emissions" from no...