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What GAO Found Staffing levels for U.S. Environmental Protection Agency (EPA) grants management personnel generally declined during fiscal years 2006 through 2015, but it is unclear how workloads may have changed during this time frame.
What GAO Found Under section 319 of the Clean Water Act, state-selected projects to reduce nonpoint source pollution have helped restore more than 350 impaired water bodies since 2000, but other projects have encountered significant challenges.
On December 22, 2008, a breach in a surface impoundment (or storage pond) dike at the Tennessee Valley Authority (TVA) Kingston Fossil Plant in Tennessee resulted in the release of 5.4 million cubic yards of coal ash--also referred to as coal combustion residue (CCR)--into the nearby Emory River.
The volume, but not the energy content, of hydrocarbon fuels, such as gasoline and diesel, varies in response to changes in temperature. Thus, because of expansion, the energy content per gallon of 90 degree fuel is less than that of 60 degree fuel.
A 1994 Executive Order sought to ensure that minority and low-income populations are not subjected to disproportionately high levels of environmental risk. Studies have shown that these groups are indeed disproportionately exposed to air pollution and other environmental and health problems.
Underground storage tanks that leak hazardous substances can contaminate nearby groundwater and soil. Under the Resource Conservation and Recovery Act (RCRA), tank owners and operators are primarily responsible for paying to clean up releases from their tanks.
The Chesapeake Bay Program (Bay Program) was created in 1983 when Maryland, Pennsylvania, Virginia, the District of Columbia, the Chesapeake Bay Commission, and the Environmental Protection Agency (EPA) agreed to establish a partnership to restore the Chesapeake Bay.