ONAMAC WATER SYSTEM
Washington — Community Water System — PWSID: WA5363907
System Information
| PWSID | WA5363907 |
| System Name | ONAMAC WATER SYSTEM |
| 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 | Dec 11, 2025 |
Location & Contact
| State | Washington |
| City | Camano Island |
| ZIP Code | 98282 |
| Address | 758 Malabar Dr |
| Organization | ONAMAC WATER SYSTEM |
| Phone | — |
Population & Service
| Population Served | 177 |
| Service Connections | 96 |
Drinking Water Violations (17)
This water system has 17 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, 2016 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Nov 2, 2016 | Consumer Confidence Rule |
| Jan 1, 2016 | Dec 31, 2016 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2016 | Dec 31, 2016 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2016 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2015 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 15, 2015 | Consumer Confidence Rule |
| Jul 1, 2013 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 23, 2013 | Consumer Confidence Rule |
| Jul 1, 2011 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Dec 11, 2011 | Consumer Confidence Rule |
| Jan 1, 2006 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | Lead and Copper Rule |
| Jan 1, 2006 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | Lead and Copper Rule |
| Jan 1, 2006 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | Lead and Copper Rule |
| Jan 1, 2006 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | Lead and Copper Rule |
| Jan 1, 2006 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | Lead and Copper Rule |
| Jan 1, 2006 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | Lead and Copper Rule |
| Jan 1, 2006 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | Lead and Copper Rule |
| Jan 1, 2006 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | Lead and Copper Rule |
| Jan 1, 2006 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | Lead and Copper Rule |
| Jan 1, 2006 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | Lead and Copper Rule |
| Jan 1, 2006 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2006 | Lead and Copper 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.