Regulations.gov document: USEPA. 1990a. U.S. Environmental Protection Agency, Office of Drinking Water. Occurrence and exposure assessment for radium-226 in public drinking supplies. Prepared by Wade Miller Associates, Inc. for U.S. EPA Office of Drinking Water under contract 68-03-3514. April 30, 1990. Washington, DC: U.S. Environmental Protection Agency. 35 pages [PHASE-III-RADS-III-D2C-130]
Regulations.gov document: USEPA. 1990a. U.S. Environmental Protection Agency, Office of Drinking Water. Occurrence and exposure assessment for radium-226 in public drinking supplies. Prepared by Wade Miller Associates, Inc. for U.S. EPA Office of Drinking Water under contract 68-03-3514. April 30, 1990. Washington, DC: U.S. Environmental Protection Agency. 35 pages [PHASE-III-RADS-III-D2C-130] — retained record — High Signal