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Federal
Drinking Water Maximum Contaminant Levels (MCLs) recent views
U.S. Environmental Protection Agency —
National Primary Drinking Water Regulations (NPDWRs or primary standards) are legally enforceable standards that apply to public water systems. Primary standards... -
Federal
SDWISFED Drinking Water Data recent views
U.S. Environmental Protection Agency —
SDWIS/FED is EPA's national regulatory compliance database for the drinking water program. It includes information on the nation's 160,000 public water systems and... -
Federal
Drinking Water Treatability Database (TDB) recent views
U.S. Environmental Protection Agency —
The Drinking Water Treatability Database (TDB) presents referenced information on the control of contaminants in drinking water. It allows drinking water utilities,... -
Federal
Unregulated Contaminant Monitoring Program Data recent views
U.S. Environmental Protection Agency —
EPA uses the Unregulated Contaminant Monitoring (UCM) program to collect data for contaminants suspected to be present in drinking water, but that do not have health-... -
Federal
Drinking Water State Revolving Fund recent views
U.S. Environmental Protection Agency —
The Drinking Water State Revolving Fund (DWSRF) National Information Management System collects information that provide a record of progress and accountability for... -
Federal
Distribution (State Allotment) of Drinking Water State Revolving Fund Appropriation from the American Recovery and Reinvestment Act of 2009 (ARRA) recent views
U.S. Environmental Protection Agency —
The ARRA appropriation for the DWSRF program is $2,000,000,000. DWSRF allotments are based on percentages derived from the 2003 Drinking Water Infrastructure Needs... -
Federal
Unregulated Contaminant Monitoring Rule 2 (UCMR 2), (2008-2010) Occurrence Data recent views
U.S. Environmental Protection Agency —
The Unregulated Contaminant Monitoring Rule supporting the second cycle (UCMR 2) of monitoring, conducted under EPA oversight, was published in the Federal Register... -
Federal
National Contaminant Occurrence Database (NCOD) recent views
U.S. Environmental Protection Agency —
NCOD is a repository of drinking water quality data to be made available to EPA decision makers and the public. -
Federal
Contaminant Candidate List 1 recent views
U.S. Environmental Protection Agency —
CCL 1 is a list of contaminants that are currently not subject to any proposed or promulgated national primary drinking water regulations, that are known or... -
Federal
Contaminant Candidate List 3 recent views
U.S. Environmental Protection Agency —
CCL 3 is a list of contaminants that are currently not subject to any proposed or promulgated national primary drinking water regulations, that are known or... -
Federal
Unregulated Contaminant Monitoring Rule 3 (UCMR 3), (2013-2015) Occurrence Data recent views
U.S. Environmental Protection Agency —
The third Unregulated Contaminant Monitoring Rule (UCMR 3), conducted under EPA oversight, was published in the Federal Register on May 2, 2012. UCMR 3 requires... -
Federal
Contaminant Candidate List 2 recent views
U.S. Environmental Protection Agency —
CCL 2 is a list of contaminants that are currently not subject to any proposed or promulgated national primary drinking water regulations, that are known or... -
Federal
Six-Year Review Contaminant Occurrence Data recent views
U.S. Environmental Protection Agency —
The Safe Drinking Water Act (SDWA) requires EPA to review each National Primary Drinking Water Regulation (NPDWR) at least once every six years and revise them, if...