NORTHGATE TERRACE COMMUNITY CLUB
Washington — Community Water System — PWSID: WA5361750
System Information
| PWSID | WA5361750 |
| System Name | NORTHGATE TERRACE COMMUNITY CLUB |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 7, 1981 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Washington |
| City | Coupeville |
| ZIP Code | 98239 |
| Address | 102 SW Terry Rd |
| Organization | NORTHGATE TERRACE COMMUNITY CLUB |
| Phone | — |
Population & Service
| Population Served | 750 |
| Service Connections | 263 |
Drinking Water Violations (39)
This water system has 39 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2025 | — | Other | No | No | — | — | — | Resolved | Sep 3, 2025 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jul 1, 2016 | — | Other | No | No | — | — | — | Resolved | Oct 28, 2016 | — | |
| Sep 1, 2015 | Sep 30, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2015 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2014 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 2 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2008 | Dec 31, 2010 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2004 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2004 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2004 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2004 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2004 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2004 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2004 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2004 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2004 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2004 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2004 | — | MR | No | No | — | TT | — | Resolved | Dec 31, 2005 | — | |
| Jan 1, 2000 | Jan 1, 2001 | MR | No | No | — | TT | — | Archived | Jan 1, 2001 | — | |
| Apr 1, 1992 | Apr 30, 1992 | MR | No | Yes | — | 5% of samples | — | Archived | Apr 30, 1992 | — | |
| Apr 1, 1992 | Apr 30, 1992 | MR | No | Yes | — | 5% of samples | — | Archived | Apr 30, 1992 | — | |
| Jan 1, 1992 | Jan 31, 1992 | MR | No | Yes | — | 5% of samples | — | Archived | Jan 31, 1992 | — | |
| Jan 1, 1992 | Jan 31, 1992 | MR | No | Yes | — | 5% of samples | — | Archived | Jan 31, 1992 | — | |
| Dec 1, 1991 | Dec 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 1991 | — | |
| Oct 1, 1979 | Oct 31, 1979 | MR | No | No | — | 15 pCi/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.