Water Quality: Lopez Island, WA
11 water systems • 1,758 people served
No Health ViolationsWater Quality Summary
Lopez Island is served by 11 public water systems with a combined service population of 1,758 people, and has 138 EPA Safe Drinking Water Act violations on record. None of those violations are health-based — the records reflect missed monitoring or reporting deadlines rather than a contaminant exceeding safe levels. Lopez Island's violation count is 15% below the national average for Washington.
Water Systems Serving Lopez Island
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| FISHERMAN BAY WATER ASSOCIATION | WA5325547 | Groundwater | 1,195 | 34 |
| MacKaye Harbor Water District | WA5312911 | Groundwater | 133 | 3 |
| NORTH LOPEZ SERVICE | WA5360665 | Groundwater | 114 | 92 |
| HARBOR ON FISHERMAN BAY | WA5331024 | Groundwater | 84 | 0 |
| ALECK BAY PARK WATER SYSTEM | WA5301338 | Groundwater | 40 | 1 |
| HUMPHREY HEAD OWNERS ASSOC | WA5334860 | Groundwater | 37 | 2 |
| Common Field Water System | WA53AB738 | Groundwater | 36 | 0 |
| SHOAL BAY & SWIFT BAY WATER ASSN. | WA5378398 | Groundwater | 35 | 3 |
| Milagra Water System | WA53AA517 | Groundwater | 31 | 2 |
| SUNRISE BEACH ASSOCIATION | WA5385641 | Groundwater | 27 | 1 |
| Salish Sea Water System | WA53AC941 | Surface Water | 26 | 0 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Other Cities in Washington
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.