Public water system
Columbia Valley Water District
PWSID WA5366110 - Whatcom County, Washington
24 PPM
1.4 GPG
Soft0Soft60120180300+
Soft (24 PPM)Verified - Annual Water Quality Report
System Details
- Water source
- groundwater
- Population served
- 2,648
- Service connections
- 1,610
- Status
- Active
Hardness Evidence
- Reported hardness
- 24 PPM
- Grains per gallon
- 1.4 GPG
- Data source
- Annual Water Quality Report
- Source year
- N/A
- Raw/source estimate
- 109 PPM
Linked City Reports
Served ZIP Codes
| ZIP | Location | ZIP average |
|---|---|---|
| 98220 | Acme, WA | Soft (24 PPM) |
| 98225 | Bellingham, WA | Soft (24 PPM) |
| 98226 | Bellingham, WA | Soft (24 PPM) |
| 98230 | Blaine, WA | Soft (27 PPM) |
| 98240 | Custer, WA | Soft (25 PPM) |
| 98244 | Glacier, WA | Soft (25 PPM) |
| 98247 | Everson, WA | Soft (26 PPM) |
| 98248 | Ferndale, WA | Soft (26 PPM) |
| 98262 | Lummi Island, WA | Soft (24 PPM) |
| 98264 | Lynden, WA | Soft (29 PPM) |
| 98281 | Point Roberts, WA | Soft (24 PPM) |
| 98295 | Sumas, WA | Soft (25 PPM) |
How to Use This System Page
A public water system can serve multiple ZIP codes and cities. Use this page to inspect the source behind the hardness reading, then open the linked ZIP or city page for the local rollup.
If you are sizing treatment equipment, confirm your actual tap hardness with a home test or lab test before buying.