Water Quality: Stanwood, WA
14 water systems • 21,585 people served
Multiple Health ViolationsWater Quality Summary
Stanwood is served by 14 public water systems with a combined service population of 21,585 people, and has 265 EPA Safe Drinking Water Act violations on record. Critically, 6 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Stanwood's violation count is 63% above the national average for Washington. Contaminants associated with violations include Barium, E. coli.
Contaminants Found
Increases blood pressure and causes cardiovascular effects with long-term exposure.
Common source: Natural rock deposits, oil drilling operations, coal power plant waste
EPA limit: 2 mg/L
Causes gastrointestinal illness; certain strains (e.g., O157:H7) can cause severe kidney failure and death.
Common source: Fecal contamination from humans or animals entering the water supply
EPA limit: Zero (no E. coli permitted in drinking water)
Water Systems Serving Stanwood
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| STANWOOD WATER DEPT CITY OF | WA5383650 | Groundwater | 13,785 | 12 |
| SEVEN LAKES WATER ASSOCIATION | WA5377660 | Groundwater | 5,823 | 39 |
| MADRONA BEACH COMM WATER SYSTEM | WA5349954 | Groundwater | 539 | 73 |
| CAMANO LAGUNA VISTA WATER ASSOC | WA5310725 | Groundwater | 310 | 1 |
| NEW UTSALADY WATER SYSTEM INC | WA5359200 | Groundwater | 291 | 29 |
| CAMANO WEST WATER ASSOCIATION | WA5310755 | Groundwater | 167 | 61 |
| SUNSET WATER DISTRIBUTION ASSOC | WA5386202 | Groundwater | 159 | 9 |
| KATHANN ESTATES WATER | WA5337910 | Groundwater | 134 | 5 |
| PARKLANE WATER ASSOCIATION | WA5366204 | Groundwater | 127 | 9 |
| CAMANO SHORES COMMUNITY | WA5310744 | Groundwater | 79 | 8 |
| PLEASANT VIEW WATER COMPANY | WA5367950 | Groundwater | 57 | 10 |
| PALISADES ASSN | WA5365700 | Groundwater | 53 | 2 |
| OLYMPIC VIEW ESTATES | WA5342421 | Groundwater | 33 | 2 |
| SEASCAPE WATER ASSOCIATION | WA5307095 | Groundwater | 28 | 5 |
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.