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In the United States, discounted test kits can be purchased online through The National Radon Program Services at Kansas State University or through state radon offices. [citation needed] Information about local radon zones and specific state contact information can be accessed through the Environmental Protection Agency (EPA) Map. [104]
The United States Environmental Protection Agency recommends action for any house with a concentration higher than 148 Bq/m 3 (given as 4 pCi/L). Nearly one in 15 homes in the U.S. has a high level of indoor radon according to their statistics. The U.S. Surgeon General and EPA recommend all homes be tested for radon.
From 1975 up until 1984, small studies in Sweden, Austria, the United States and Norway aimed to measure radon indoors and in metropolitan areas. [66] Typical log-normal radon distribution in dwellings Predicted fraction of U.S. homes having concentrations of radon exceeding the EPA's recommended action level of 4 pCi/L
Radon map of the United States. ASTM E-2121 is a US standard for reducing airborne radon in homes as far as practicable below the action level of 4 picocuries per liter (pCi/L) (148 Bq/m 3). [4] [5] Some states recommend achieving 2.0 pCi/L or less.
EPA proposed regulations for radon in 1991 and 1999. [102] In 2010 it was reported that EPA had not finalized the proposal due to concerns raised by some utilities about high costs for controlling radon. However, nine states had issued their own radon guidelines. [103]
Standards for performing a Phase I site assessment have been promulgated by the US EPA [1] and are based in part on ASTM in Standard E1527-13. [ 2 ] If a site is considered contaminated, a Phase II environmental site assessment may be conducted, ASTM test E1903, a more detailed investigation involving chemical analysis for hazardous substances ...
This is a list of Superfund sites in the U.S. State of Colorado designated under the Comprehensive Environmental Response, Compensation, and Liability Act of 1980 (CERCLA) environmental law. The CERCLA federal law authorized the United States Environmental Protection Agency (EPA) to create a list of polluted locations requiring a long-term ...
FRS creates facility identification records through verification and management procedures that incorporate information from EPA's program-specific national data systems, state master facility records, data collected from the agency's Central Data Exchange registrations and data management personnel. The FRS provides Internet access to a single ...