WEST MANCHESTER TWP AUTH
Pennsylvania — Community Water System — PWSID: PA7670101
System Information
| PWSID | PA7670101 |
| System Name | WEST MANCHESTER TWP AUTH |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 03 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 12, 1979 |
| Last Reported | Dec 17, 2025 |
Location & Contact
| State | Pennsylvania |
| City | YORK |
| ZIP Code | 17408 |
| Address | 2115 LOG CABIN RD |
| Organization | WEST MANCHESTER TWP AUTH |
| Phone | 717-764-3624 |
Population & Service
| Population Served | 9,960 |
| Service Connections | 3,851 |
Drinking Water Violations (1,196)
This water system has 1,196 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 1, 2025 | Feb 28, 2025 | Groundwater Rule | MR | No | Yes | — | — | — | Resolved | Feb 28, 2025 | Ground Water Rule |
| Feb 1, 2025 | Feb 28, 2025 | Groundwater Rule | MR | No | Yes | — | — | — | Resolved | Feb 28, 2025 | Ground Water Rule |
| Mar 1, 2024 | Mar 31, 2024 | Groundwater Rule | MR | No | No | — | — | — | Resolved | Mar 31, 2024 | Ground Water Rule |
| Mar 1, 2024 | Mar 31, 2024 | Groundwater Rule | MR | No | No | — | — | — | Resolved | Mar 31, 2024 | Ground Water Rule |
| Feb 1, 2024 | Feb 29, 2024 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Feb 29, 2024 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Feb 1, 2024 | Feb 29, 2024 | Groundwater Rule | MR | No | Yes | — | — | — | Resolved | Feb 29, 2024 | Ground Water Rule |
| Feb 1, 2024 | Feb 29, 2024 | Groundwater Rule | MR | No | Yes | — | — | — | Resolved | Feb 29, 2024 | Ground Water Rule |
| Feb 1, 2024 | Feb 29, 2024 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Feb 29, 2024 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2023 | Jun 30, 2023 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Jun 30, 2023 | Nitrate Rule |
| Apr 1, 2023 | Jun 30, 2023 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2023 | Nitrate Rule |
| Apr 1, 2023 | Jun 30, 2023 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Jun 30, 2023 | Nitrate Rule |
| Apr 1, 2023 | Jun 30, 2023 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2023 | Nitrate Rule |
| Apr 1, 2023 | Jun 30, 2023 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Jun 30, 2023 | Nitrate Rule |
| Apr 1, 2023 | Jun 30, 2023 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2023 | Nitrate Rule |
| Apr 1, 2022 | Jun 30, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2022 | Nitrate Rule |
| Apr 1, 2022 | Jun 30, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2022 | Nitrate Rule |
| Apr 1, 2022 | Jun 30, 2022 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Jun 30, 2022 | Nitrate Rule |
| Apr 1, 2022 | Jun 30, 2022 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2022 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 | Jun 30, 2022 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2022 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 | Jun 30, 2022 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Jun 30, 2022 | Nitrate Rule |
| Apr 1, 2022 | Jun 30, 2022 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Jun 30, 2022 | Nitrate Rule |
| Apr 1, 2022 | Jun 30, 2022 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Jun 30, 2022 | Nitrate Rule |
| Apr 1, 2022 | Jun 30, 2022 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2022 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 | Jun 30, 2022 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2022 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 | Jun 30, 2022 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2022 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 | Jun 30, 2022 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2022 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 | Jun 30, 2022 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2022 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 | Jun 30, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2022 | Nitrate Rule |
| Apr 1, 2022 | Jun 30, 2022 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Jun 30, 2022 | Nitrate Rule |
| Apr 1, 2022 | Jun 30, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2022 | Nitrate Rule |
| Apr 1, 2022 | Jun 30, 2022 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Jun 30, 2022 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 | Jun 30, 2022 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2022 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 | Jun 30, 2022 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Jun 30, 2022 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Apr 1, 2022 | Jun 30, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 2022 | Nitrate Rule |
| Jan 1, 2022 | Mar 31, 2022 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Jan 1, 2022 | Mar 31, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Jan 1, 2022 | Mar 31, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Jan 1, 2022 | Mar 31, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Jan 1, 2022 | Mar 31, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Jan 1, 2022 | Mar 31, 2022 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Jan 1, 2022 | Mar 31, 2022 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Jan 1, 2022 | Mar 31, 2022 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Jan 1, 2022 | Mar 31, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Jan 1, 2022 | Mar 31, 2022 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Oct 1, 2020 | Dec 31, 2020 | Radium-228 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2020 | Radionuclides and Revised Rad Rule |
| Oct 1, 2020 | Dec 31, 2020 | Radium-226 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2020 | Radionuclides and Revised Rad Rule |
| Oct 1, 2020 | Dec 31, 2020 | Radium-226 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2020 | Radionuclides and Revised Rad Rule |
| Oct 1, 2020 | Dec 31, 2020 | Radium-226 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2020 | Radionuclides and Revised Rad Rule |
| Oct 1, 2020 | Dec 31, 2020 | Radium-228 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2020 | Radionuclides and Revised Rad Rule |
| Oct 1, 2020 | Dec 31, 2020 | Radium-226 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2020 | Radionuclides and Revised Rad Rule |
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.