Water Quality: Friday Harbor, WA
18 water systems • 6,649 people served
Multiple Health Violations360
Total Violations
66
Health-Based Violations
18
Water Systems
6,649
Population Served
Water Quality Summary
Friday Harbor has 66 health-based violations on record, meaning one or more contaminants were found above EPA-established safe levels. Contaminants involved: Fecal Coliform, TTHM, Total Haloacetic Acids (HAA5). In total, 360 violations are on record for 18 water systems serving 6,649 people.
Contaminants Found
Fecal Coliform
TTHM
Total Haloacetic Acids (HAA5)
Water Systems Serving Friday Harbor
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| FRIDAY HARBOR TOWN OF | WA5326595 | Surface Water | 3,543 | 15 |
| ROCHE HARBOR WATER SYSTEM INC | WA5373230 | Surface Water | 1,985 | 7 |
| CAPE SAN JUAN WATER DISTRICT | WA5311065 | Groundwater | 158 | 40 |
| OAKS THE MOBILE HOME PARK | WA5387780 | Groundwater | 143 | 2 |
| PORTLAND FAIR ESTATES | WA5369008 | Groundwater | 130 | 26 |
| LIMESTONE POINT WATER COMPANY INC | WA5347280 | Groundwater | 81 | 123 |
| MITCHELL POINT WATER ASSN | WA5355370 | Surface Water | 81 | 6 |
| UNIVERSITY HEIGHTS | WA5390543 | Groundwater | 76 | 4 |
| HANNAH HEIGHTS OWNERS ASSOCIATION | WA5330850 | Groundwater | 66 | 3 |
| EAGLE COVE WATER ASSOCIATION | WA5320803 | Groundwater | 65 | 4 |
| CATTLE POINT WATER DISTRICT | WA5342751 | Surface Water | 63 | 11 |
| MINERAL HEIGHTS ASSOCIATION | WA5355035 | Groundwater | 46 | 8 |
| HANNAH HEIGHTS #2 WATER USERS ASSN | WA5325264 | Groundwater | 44 | 59 |
| SAN JUAN FAIRWAYS OWNERS ASSN | WA5375765 | Groundwater | 40 | 4 |
| FAIRWAY NUMBER THREE WATER | WA5324528 | Groundwater | 39 | 35 |
| SAN JUAN RANCHOS | WA5375795 | Groundwater | 35 | 2 |
| SMUGGLERS COVE WATER SYSTEM | WA5301666 | Groundwater | 27 | 2 |
| NORTH FORTY PROPERTY OWNERS ASSN | WA5301698 | Groundwater | 27 | 9 |
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.
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.