CITY OF LANCASTER

Pennsylvania - Community Water System - PWSID: PA7360058

System Information

PWSIDPA7360058
System NameCITY OF LANCASTER
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region03
Serves SchoolNo
WholesalerNo
First ReportedFeb 12, 1979
Last ReportedMar 30, 2026

Location & Contact

StatePennsylvania
CityLANCASTER
ZIP Code17603
Address1220 NEW DANVILLE PIKE
OrganizationCITY OF LANCASTER
Phone717-291-4738

Population & Service

Population Served120,000
Service Connections49,376

Drinking Water Violations (168)

This water system has 168 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
May 1, 2025 May 31, 2025 MR No No - - - Resolved May 31, 2025 -
May 1, 2025 May 31, 2025 MR No No - - - Resolved May 31, 2025 -
Sep 1, 2024 Sep 30, 2024 MR No Yes - - - Resolved Sep 30, 2024 -
Sep 1, 2024 Sep 30, 2024 MR No Yes - - - Resolved Sep 30, 2024 -
Apr 1, 2024 Jun 30, 2024 MCL Yes No .083 MG/L 0.080 mg/L - Resolved Jun 30, 2024 -
Apr 1, 2024 Jun 30, 2024 MCL Yes No .083 MG/L 0.080 mg/L - Resolved Jun 30, 2024 -
Apr 1, 2024 Jun 30, 2024 MCL Yes No .083 MG/L 0.080 mg/L - Resolved Jun 30, 2024 -
Oct 1, 2016 Dec 31, 2016 MCL Yes No - 0.060 mg/L - Resolved Dec 31, 2016 -
Oct 1, 2016 Dec 31, 2016 MCL Yes No - 0.060 mg/L - Resolved Dec 31, 2016 -
Oct 1, 2016 Dec 31, 2016 MCL Yes No - 0.060 mg/L - Resolved Dec 31, 2016 -
Aug 1, 2013 Aug 31, 2013 MR No Yes - - - Resolved Aug 31, 2013 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.1 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.007 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 1 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 1 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 1 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.7 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.007 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 10 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.005 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.07 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.07 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.07 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.1 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.6 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.6 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.6 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.075 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.075 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.075 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.007 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.007 mg/L - Resolved Dec 31, 2011 -
Jan 1, 2011 Dec 31, 2011 MR No Yes - 0.1 mg/L - Resolved Dec 31, 2011 -

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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