Water Quality: Vancouver, WA
12 water systems • 495,151 people served
Some ConcernsWater Quality Summary
Vancouver is served by 12 public water systems with a combined service population of 495,151 people, and has 125 EPA Safe Drinking Water Act violations on record. Critically, 2 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Vancouver's violation count is 23% below the national average for Washington. Contaminants associated with violations include Disinfection Byproducts.
Contaminants Found
Broad category of chemicals formed during disinfection, associated with increased cancer risk and adverse reproductive effects.
Common source: Reaction of disinfectants (chlorine, ozone, chloramines) with organic matter
Water Systems Serving Vancouver
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| VANCOUVER CITY OF | WA5391200 | Groundwater | 373,047 | 1 |
| CLARK PUBLIC UTILITIES | WA5313333 | Groundwater | 116,876 | 4 |
| YACOLT | WA5399000 | Groundwater | 3,034 | 3 |
| AMBOY CLARK PUBLIC UTILITIES | WA5304625 | Groundwater | 991 | 1 |
| VISTA DEL RIO MOBILE HOME PARK | WA5306044 | Groundwater | 352 | 7 |
| GREAT WESTERN MOBILE HOME PARK | WA5306772 | Groundwater | 250 | 0 |
| OAK MEADOWS MOBILE HOME PARK | WA5325101 | Groundwater | 216 | 27 |
| HILLCREST MANOR | WA5317267 | Groundwater | 100 | 9 |
| LeNets Mobile Estates | WA5346737 | Groundwater | 95 | 12 |
| SINGLE TREE ACRES | WA5312366 | Groundwater | 90 | 55 |
| MORNING MEADOWS | WA5300950 | Groundwater | 75 | 1 |
| BRIDGE ROAD | WA53AB775 | Surface Water | 25 | 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.