-
Federal
Drinking Water Maximum Contaminant Levels (MCLs)
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
EPA Enforcement and Compliance History Online
U.S. Environmental Protection Agency —
The Environmental Protection Agency's Enforcement and Compliance History Online (ECHO) website provides customizable and downloadable information about environmental... -
Federal
SDWISFED Drinking Water Data
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
SDWISFED Drinking Water Data
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
Contaminant Candidate List 2
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
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... -
Federal
EPA Enforcement and Compliance History Online: EPA Enforcement Action Data Set
U.S. Environmental Protection Agency —
The Enforcement and Compliance History Online (ECHO) data sets have been compiled for access to larger sets of national data to ensure that ECHO meets your data... -
Federal
Six-Year Review Contaminant Occurrence Data
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... -
Federal
Contaminant Candidate List 1
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 2
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
Contaminant Candidate List 3
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
Drinking Water Maximum Contaminant Levels (MCLs)
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
Contaminant Candidate List 1
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
Civil Penalty Policies
U.S. Environmental Protection Agency —
The Environmental Protection Agency's Enforcement and Compliance History Online (ECHO) website provides customizable and downloadable information about environmental... -
Federal
Civil Penalty Policies
U.S. Environmental Protection Agency —
The Environmental Protection Agency's Enforcement and Compliance History Online (ECHO) website provides customizable and downloadable information about environmental... -
Federal
Unregulated Contaminant Monitoring Rule 3 (UCMR 3), (2013-2015) Occurrence Data
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 3
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 2 (UCMR 2), (2008-2010) Occurrence Data
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
Unregulated Contaminant Monitoring Rule 3 (UCMR 3), (2013-2015) Occurrence Data
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
Unregulated Contaminant Monitoring Rule 2 (UCMR 2), (2008-2010) Occurrence Data
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...