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CITY OF LANCASTER

PA — Community Water System — PWSID: PA7360058

System Information

PWSIDPA7360058
System NameCITY OF LANCASTER
System TypeCommunity
Water SourceSurface Water

Location

StatePA
City—
County—
ZIP Code—

Population

Population Served120,000

Drinking Water Violations (166)

This water system has 166 violations recorded in the EPA SDWIS database.

DateContaminantHealth-BasedStatusRule
May 1, 2025 Surface Water Treatment Rule Y Resolved Surface Water Treatment Rule
May 1, 2025 Surface Water Treatment Rule Y Resolved Surface Water Treatment Rule
Sep 1, 2024 Surface Water Treatment Rule Y Resolved Surface Water Treatment Rule
Sep 1, 2024 Surface Water Treatment Rule Y Resolved Surface Water Treatment Rule
Apr 1, 2024 TTHM Y Resolved Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2024 TTHM Y Resolved Stage 2 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2024 TTHM Y Resolved Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2016 Total Haloacetic Acids (HAA5) Y Resolved Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2016 Total Haloacetic Acids (HAA5) Y Resolved Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2016 Total Haloacetic Acids (HAA5) Y Resolved Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2013 Interim Enhanced Surface Water Treatment Rule Y Resolved Interim and Long Term 1 Enhanced Surface Water Treatment Rule
Jan 1, 2011 1,1,2-Trichloroethane Y Resolved Volatile Organic Chemicals
Jan 1, 2011 1,1,2-Trichloroethane Y Resolved Volatile Organic Chemicals
Jan 1, 2011 Toluene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 Toluene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 DICHLOROMETHANE Y Resolved Volatile Organic Chemicals
Jan 1, 2011 Trichloroethylene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 Ethylbenzene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 Ethylbenzene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 1,2,4-Trichlorobenzene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 1,2,4-Trichlorobenzene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 1,2,4-Trichlorobenzene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 cis-1,2-Dichloroethylene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 cis-1,2-Dichloroethylene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 cis-1,2-Dichloroethylene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 Xylenes, Total Y Resolved Volatile Organic Chemicals
Jan 1, 2011 Xylenes, Total Y Resolved Volatile Organic Chemicals
Jan 1, 2011 Xylenes, Total Y Resolved Volatile Organic Chemicals
Jan 1, 2011 1,1-Dichloroethylene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 cis-1,2-Dichloroethylene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 cis-1,2-Dichloroethylene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 Xylenes, Total Y Resolved Volatile Organic Chemicals
Jan 1, 2011 Xylenes, Total Y Resolved Volatile Organic Chemicals
Jan 1, 2011 Xylenes, Total Y Resolved Volatile Organic Chemicals
Jan 1, 2011 o-Dichlorobenzene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 o-Dichlorobenzene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 p-Dichlorobenzene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 p-Dichlorobenzene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 p-Dichlorobenzene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 1,1-Dichloroethylene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 Trichloroethylene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 trans-1,2-Dichloroethylene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 trans-1,2-Dichloroethylene Y Resolved Volatile Organic Chemicals
Jan 1, 2011 Carbon tetrachloride Y Resolved Volatile Organic Chemicals
Jan 1, 2011 Carbon tetrachloride Y Resolved Volatile Organic Chemicals
Jan 1, 2011 Carbon tetrachloride Y Resolved Volatile Organic Chemicals
Jan 1, 2011 1,2-Dichloropropane Y Resolved Volatile Organic Chemicals
Jan 1, 2011 1,2-Dichloropropane Y Resolved Volatile Organic Chemicals
Jan 1, 2011 1,2-Dichloropropane Y Resolved Volatile Organic Chemicals
Jan 1, 2011 Trichloroethylene Y Resolved Volatile Organic Chemicals

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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