VANCOUVER, WA · Clark County

HOCKINSON Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of February 1, 1998. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Clark County, WA.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Washington’s official records. Always confirm current status with Washington before making decisions based on this information.

System facts

System ID (PWSID): WA5333570
System type: Community Water System
Population served: 7,062
Service connections: 2,825
Ownership: local government
Water source: groundwater (wells)

Violation history

Maximum Contaminant Level Violation, Monthly (TCR)
Health-based
Coliform (TCR)
June 1, 1994 – June 30, 1994
Archived
Monitoring, Repeat Minor (TCR)
—
Coliform (TCR)
July 1, 1992 – July 31, 1992
Archived
Monitoring, Regular
—
Gross Alpha, Excl. Radon and U
October 1, 1979 – October 31, 1979
Archived

Archived closed in EPA's records (typically due to age or a data correction)

Period	Violation	Contaminant / rule	Health-based	Status
June 1, 1994 – June 30, 1994	Maximum Contaminant Level Violation, Monthly (TCR)	Coliform (TCR)	Health-based	Archived
July 1, 1992 – July 31, 1992	Monitoring, Repeat Minor (TCR)	Coliform (TCR)	—	Archived
October 1, 1979 – October 31, 1979	Monitoring, Regular	Gross Alpha, Excl. Radon and U	—	Archived

Archived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

June 30, 1994State Violation/Reminder Notice3 linked violations
July 31, 1992State Violation/Reminder Notice2 linked violations

Last known contact on file (system is inactive)

Not on record

Phone not on record

VANCOUVER, WA 98668