Water Quality: Lynden, WA
29 water systems • 27,999 people served
Multiple Health ViolationsWater Quality Summary
Lynden is served by 29 public water systems with a combined service population of 27,999 people, and has 315 EPA Safe Drinking Water Act violations on record. Critically, 165 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Lynden's violation count is 94% above the national average for Washington. Contaminants associated with violations include E. coli, Fecal Coliform, Selenium.
Contaminants Found
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)
Indicates direct fecal contamination; associated with diarrhea, cramps, nausea, and potential severe illness.
Common source: Human and animal fecal waste
EPA limit: Zero tolerance (any positive triggers violations)
Hair loss, nail brittleness, and nervous system damage at elevated concentrations.
Common source: Natural geological deposits, mining discharges, oil refinery waste
EPA limit: 0.05 mg/L (50 ppb)
Water Systems Serving Lynden
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| LYNDEN WATER DEPARTMENT | WA5349150 | Surface Water | 17,969 | 6 |
| SANDY POINT IMPROVEMENT CO | WA5376105 | Groundwater | 2,098 | 4 |
| POLE ROAD WATER ASSOCIATION | WA5368350 | Groundwater | 1,545 | 0 |
| NOOKSACK VALLEY WATER ASSOCIATION | WA5359850 | Groundwater | 1,343 | 2 |
| MEADOWBROOK WATER ASSOCIATION | WA5353250 | Surface Water | 579 | 0 |
| DELTA WATER ASSOCIATION | WA5318750 | Groundwater | 450 | 124 |
| SKOOKUM CHUCK WATER ASSOCIATION | WA5379800 | Groundwater | 415 | 0 |
| BERTHUSEN ROAD WATER ASSOCIATION | WA5305875 | Surface Water | 409 | 0 |
| Northwest Water Assoc. Inc. | WA5362000 | Groundwater | 400 | 1 |
| BELL BAY JACKSON WATER ASSOCIATION | WA5305450 | Groundwater | 350 | 4 |
| RASPBERRY RIDGE WATER ASSOCIATION | WA5327631 | Groundwater | 276 | 0 |
| Y-SQUALICUM WATER ASSN | WA5399550 | Groundwater | 260 | 3 |
| GUIDE MERIDIAN WATER ASSOCIATION | WA5330200 | Groundwater | 258 | 1 |
| Colony Mountain | WA5314069 | Groundwater | 213 | 3 |
| MOUNTAIN VIEW WATER ASSOCIATION | WA5356900 | Groundwater | 186 | 43 |
| VALLEY VIEW WATER ASSOC | WA5391000 | Groundwater | 185 | 7 |
| ROEDERLAND WATER ASSOCIATION | WA5373750 | Groundwater | 150 | 1 |
| LAKE TERRILL WATER ASSOC | WA5344950 | Groundwater | 125 | 0 |
| ALDERGROVE WATER ASSOC. | WA5301200 | Groundwater | 120 | 1 |
| LAKE SAMISH TERRACE LLC | WA5344540 | Groundwater | 115 | 4 |
| CENTURY WATER ASSOCIATION | WA5300601 | Groundwater | 110 | 1 |
| FLEMINGS PLATT WATER ASSOCIATION | WA5325610 | Groundwater | 84 | 9 |
| GLACIER SPRINGS WATER SYSTEM | WA5327755 | Groundwater | 71 | 23 |
| BELFERN WEST | WA5309899 | Groundwater | 60 | 3 |
| NORTHWEST MOBILE HOME PARK | WA5307507 | Groundwater | 55 | 0 |
| KELLY ROAD WATER ASSOCIATION | WA5337950 | Groundwater | 45 | 30 |
| LAUREL WEST WATER ASSOCIATION | WA5346300 | Groundwater | 45 | 6 |
| CALMOR COVE CLUB | WA5310562 | Surface Water | 43 | 38 |
| BAKER VIEW WATER ASSOC | WA5304050 | Groundwater | 40 | 1 |
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.