Columbia Valley Water District
PWSID: WA5366110 · Maple Falls, WA · Serves 2,648 people
According to EPA Safe Drinking Water Information System (SDWIS), Columbia Valley Water District (PWSID WA5366110) in Maple Falls, WA is listed as a CWS water system covering about 2,648 people. PlainEnviro's health-based extract shows zero health-based violation records for this system. PlainEnviro's extract shows zero health-based violation rows for Columbia Valley Water District; those counts stay historical EPA registry rows, not a current compliance or drinkability score.
Columbia Valley Water District has no health-based violation records in PlainEnviro's EPA SDWIS extract. This does not establish current safety or compliance.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. No contaminant code appears in the extract. Day-to-day primacy enforcement for this system runs through the Washington drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the Washington state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- WA5366110
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Maple Falls, WA
- Population Served
- 2,648
- Health Violations
- None
No Violations on Record
Columbia Valley Water District has no violations recorded in the EPA Safe Drinking Water Information System.
Frequently Asked Questions
What does EPA SDWIS list for Columbia Valley Water District?
How many people does Columbia Valley Water District serve?
Compare beyond Washington
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest Columbia Valley Water District on cumulative violation count (0) and EPA-reported population served (2,648). Population peers include LAKESIDE PARK ASSOCIATION, FREDERICKTOWN VILLAGE, JEFFERSON COMMUNITIES WATER SYSTEM.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
Explore More
About This Data
Columbia Valley Water District (WA5366110) is drawn from EPA SDWIS. Nearby county systems in this extract include BELLINGHAM-WATER DIVISION CITY OF; LYNDEN WATER DEPARTMENT; FERNDALE; LWWSD - SOUTH SHORE WATER SYSTEM. Health-based rows (none listed) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.