NORTHPORT WATER SYSTEM
Washington — Community Water System — PWSID: WA5361850
System Information
| PWSID | WA5361850 |
| System Name | NORTHPORT WATER SYSTEM |
| 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 | Dec 11, 2025 |
Location & Contact
| State | Washington |
| City | Northport |
| ZIP Code | 99157 |
| Address | PO Box 177 |
| Organization | NORTHPORT WATER SYSTEM |
| Phone | — |
Population & Service
| Population Served | 290 |
| Service Connections | 225 |
Drinking Water Violations (30)
This water system has 30 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2023 | Dec 31, 2023 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2023 | Nitrate Rule |
| Jan 1, 2020 | Dec 31, 2022 | Dalapon | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Simazine | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Pentachlorophenol | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Di(2-ethylhexyl) phthalate | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Methoxychlor | MR | No | Yes | — | 0.04 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Heptachlor | MR | No | Yes | — | 0.0004 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Toxaphene | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Heptachlor epoxide | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Atrazine | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Chlordane | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | HEXACHLOROBENZENE | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Picloram | MR | No | Yes | — | 0.5 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Dinoseb | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | 2,4,5-TP | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Endrin | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | BHC-GAMMA | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Di(2-ethylhexyl) adipate | MR | No | Yes | — | 0.4 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Hexachlorocyclopentadiene | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | LASSO | MR | No | Yes | — | — | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Jan 1, 2020 | Dec 31, 2022 | Benzo(a)pyrene | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2022 | Synthetic Organic Chemicals |
| Nov 1, 2017 | Nov 30, 2017 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Nov 30, 2017 | Revised Total Coliform Rule |
| Jan 1, 2017 | Dec 31, 2017 | Nitrate | MCL | Yes | No | 13 MG/L | 10 mg/L | — | Resolved | Dec 31, 2017 | Nitrate Rule |
| Oct 1, 2006 | Oct 31, 2006 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Oct 31, 2006 | Total Coliform Rule |
| Dec 1, 1992 | Dec 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 1992 | Total Coliform Rule |
| Dec 1, 1992 | Dec 31, 1992 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Archived | Dec 31, 1992 | Total Coliform Rule |
| Jul 1, 1992 | Jul 31, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1992 | Total Coliform Rule |
| Jun 1, 1992 | Jun 30, 1992 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Jun 30, 1992 | Total Coliform Rule |
| Dec 1, 1991 | Dec 31, 1991 | Coliform (TCR) | MR | No | Yes | — | 5% of samples | — | Archived | Dec 31, 1991 | Total Coliform Rule |
| Oct 1, 1979 | Oct 31, 1979 | Gross Alpha, Excl. Radon and U | MR | No | No | — | 15 pCi/L | — | Archived | Oct 31, 1979 | 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.