Environmental monitoring (61 - 70 of 144 items)
Time and Cost Limits on Superfund Removals
RCED-96-195R: Published: Jun 10, 1996. Publicly Released: Jun 26, 1996.
Pursuant to a congressional request, GAO provided information on whether: (1) changes to the Comprehensive Environmental Response, Compensation, and Liability Act's time and cost limits would ease constraints on non-time-critical removals; and (2) the Environmental Protection Agency (EPA) believes that limits on non-time-critical removal actions are necessary or appropriate. GAO noted that: (1) mo...
Superfund: More Emphasis Needed on Risk Reduction
T-RCED-96-168: Published: May 8, 1996. Publicly Released: May 8, 1996.
GAO discussed the Superfund Program's effectiveness. GAO noted that: (1) the Environmental Protection Agency (EPA) has not adequately emphasized risk reduction in site selection or cleanup schedules; (2) EPA regional offices have used other factors besides risk reduction to select sites or prioritize cleanups; (3) EPA has too often inappropriately assumed that contaminated sites' future uses will...
Environmental Protection Issue Area Plan--Fiscal Years 1995-97
IAP-95-23: Published: Sep 1, 1995. Publicly Released: Sep 1, 1995.
GAO presented its Environmental Protection issue area plan for fiscal years 1995 through 1997.GAO plans to: (1) provide information to aid Congress in reauthorizing and allocating funds to Superfund; (2) identify ways to improve the design and management of waste programs; (3) aid Congress in its oversight of control measures adopted under the Clean Air Act Amendments of 1990; (4) assess states' p...
Superfund: Status of Natural Resource Damage Claims
T-RCED-95-239: Published: Jun 30, 1995. Publicly Released: Jun 30, 1995.
GAO discussed natural resources damage claim settlements under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA). GAO noted that: (1) as of April 1995, federal agencies had settled 98 natural resource damage claims for an estimated total of $106 million, with most cases requiring no payments or payments of less than $200,000; (2) the value of these settlements is s...
Superfund: EPA's Use of Risk Assessments in Cleanup Decisions
T-RCED-95-231: Published: Jun 22, 1995. Publicly Released: Jun 22, 1995.
GAO discussed the Environmental Protection Agency's (EPA) use of human health risk assessments in its cleanup decisions at Superfund sites, focusing on: (1) whether federal and state cleanup standards that set quantitative limits on concentrations of contaminants are based on risk estimates; and (2) the extent to which Superfund risk assessments follow EPA guidance. GAO noted that: (1) EPA cleanup...
Superfund: Risk Assessment Assumptions and Issues
T-RCED-95-206: Published: May 24, 1995. Publicly Released: May 24, 1995.
Pursuant to a congressional request, GAO discussed the Environmental Protection Agency's (EPA) assessments of the health risks posed by Superfund hazardous waste sites. GAO noted that: (1) the EPA risk assessment process includes estimating the quantity of contaminants that could be reaching human populations and determining the contaminants' toxicity; (2) EPA makes assumptions about the quantity...
Superfund: Information on Operations and Maintenance Activities and Costs
T-RCED-95-201: Published: May 23, 1995. Publicly Released: May 23, 1995.
Pursuant to a congressional request, GAO discussed Superfund operations and maintenance (O&M) activities and costs, focusing on the: (1) extent to which O&M activities are necessary at National Priority List sites; (2) projected costs of O&M activities; and (3) Environmental Protection Agency's (EPA) actions to ensure that sites requiring O&M continue to protect human health and the environment. G...
Federal Hazardous Waste Sites: Opportunities for More Cost-Effective Cleanups
T-RCED-95-188: Published: May 18, 1995. Publicly Released: May 18, 1995.
GAO discussed the federal government's efforts to clean up hazardous waste sites, focusing on how to make these efforts more cost-effective. GAO noted that: (1) the federal cleanup effort is over a decade old and has cost over $15 billion; (2) many sites have not yet been identified or assessed and only two high priority sites have been completely cleaned up; (3) although increasing budgetary pres...
Superfund: The Role of Risk in Setting Priorities
T-RCED-95-161: Published: Apr 5, 1995. Publicly Released: Apr 5, 1995.
GAO discussed the Environmental Protection Agency's (EPA) use of risk to set priorities for the Superfund Program. GAO noted that: (1) EPA has not fully implemented its policy of addressing the worst contaminated sites first; (2) because of the large backlog of sites waiting to be evaluated, EPA regions have used factors other than risk to determine their cleanup priorities; (3) although risk asse...
Environmental Protection: Challenges in Defense Environmental Program Management
T-NSIAD-95-121: Published: Mar 24, 1995. Publicly Released: Mar 24, 1995.
GAO discussed the overall status of the Department of Defense's (DOD) environmental program, focusing on actions that need to be taken to enhance the program's success. GAO noted that: (1) although DOD has revised its environmental strategy to expedite cleanup efforts, implemented a program that prevents rather than controls pollution, identified nearly 28,000 potentially contaminated sites, and h...