PENN COVE WATER AND SEWER DISTRICT
Washington — Community Water System — PWSID: WA5366950
System Information
| PWSID | WA5366950 |
| System Name | PENN COVE WATER AND SEWER DISTRICT |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Oak Harbor |
| ZIP Code | 98277 |
| Address | PO Box 954 |
| Organization | PENN COVE WATER AND SEWER DISTRICT |
| Phone | — |
Population & Service
| Population Served | 460 |
| Service Connections | 298 |
Drinking Water Violations (38)
This water system has 38 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2025 | Dec 31, 2025 | MCL | Yes | No | 116.75 UG/L | 0.080 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MCL | Yes | No | 115.9 UG/L | 0.080 mg/L | — | Archived | Sep 30, 2025 | — | |
| Apr 1, 2025 | Jun 30, 2025 | MCL | Yes | No | 114.93 UG/L | 0.080 mg/L | — | Archived | Jun 30, 2025 | — | |
| Jan 1, 2025 | Mar 31, 2025 | MCL | Yes | No | 118.8 UG/L | 0.080 mg/L | — | Archived | Mar 31, 2025 | — | |
| Oct 1, 2024 | Dec 31, 2024 | MCL | Yes | No | 122.4 UG/L | 0.080 mg/L | — | Archived | Dec 31, 2024 | — | |
| Jul 1, 2024 | Sep 30, 2024 | MCL | Yes | No | 132.23 UG/L | 0.080 mg/L | — | Archived | Sep 30, 2024 | — | |
| Apr 1, 2024 | Jun 30, 2024 | MCL | Yes | No | 138.75 UG/L | 0.080 mg/L | — | Archived | Jun 30, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MCL | Yes | No | 124.7 UG/L | 0.080 mg/L | — | Archived | Mar 31, 2024 | — | |
| Oct 1, 2023 | Dec 31, 2023 | MCL | Yes | No | 111.4 UG/L | 0.080 mg/L | — | Archived | Dec 31, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | 102 UG/L | 0.080 mg/L | — | Archived | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 98.3 UG/L | 0.080 mg/L | — | Archived | Jun 30, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | 106.5 UG/L | 0.080 mg/L | — | Archived | Mar 31, 2023 | — | |
| Oct 1, 2022 | Dec 31, 2022 | MCL | Yes | No | 90.6 UG/L | 0.080 mg/L | — | Archived | Dec 31, 2022 | — | |
| Jul 1, 2021 | Sep 30, 2021 | MCL | Yes | No | 83.8 UG/L | 0.080 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Jul 1, 2021 | Sep 30, 2021 | MCL | Yes | No | 83.8 UG/L | 0.080 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Oct 1, 2020 | Dec 31, 2020 | MCL | Yes | No | 98.2 UG/L | 0.080 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Oct 1, 2020 | Dec 31, 2020 | MCL | Yes | No | 98.2 UG/L | 0.080 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Jul 1, 2020 | Sep 30, 2020 | MCL | Yes | No | 101 UG/L | 0.080 mg/L | — | Resolved | Sep 30, 2020 | — | |
| Jul 1, 2020 | Sep 30, 2020 | MCL | Yes | No | 101 UG/L | 0.080 mg/L | — | Resolved | Sep 30, 2020 | — | |
| Apr 1, 2020 | Jun 30, 2020 | MCL | Yes | No | 102 UG/L | 0.080 mg/L | — | Resolved | Jun 30, 2020 | — | |
| Apr 1, 2020 | Jun 30, 2020 | MCL | Yes | No | 102 UG/L | 0.080 mg/L | — | Resolved | Jun 30, 2020 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MCL | Yes | No | 86.2 UG/L | 0.080 mg/L | — | Resolved | Mar 31, 2020 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MCL | Yes | No | 86.2 UG/L | 0.080 mg/L | — | Resolved | Mar 31, 2020 | — | |
| Jan 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Jul 1, 2013 | — | Other | No | No | — | — | — | Resolved | Oct 24, 2013 | — | |
| Jan 1, 1999 | Jan 1, 2000 | MR | No | No | — | TT | — | Resolved | Jan 1, 2000 | — | |
| Sep 1, 1993 | Sep 30, 1993 | MCL | Yes | No | — | 5% of samples | — | Archived | Sep 30, 1993 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 0.010 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 4.0 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 15 pCi/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 0.1 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 10 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 0.005 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 0.002 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 0.05 mg/L | — | Archived | Oct 31, 1979 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 2 mg/L | — | Archived | Oct 31, 1979 | — |
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.