Vancouver, WA · Clark County
YACOLT Water System
Consumer Confidence Report status
YACOLT must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.
As of August 1, 2026, EPA's federal records show no open violations for YACOLT.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 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)
- WA5399000
- System type
- Community Water System
- Population served
- 3,034
- Service connections
- 700
- Ownership
- local government
- Water source
- groundwater (wells)
YACOLT is one of 428 community water systems in Washington in the 501 to 3,300 people size category, serving 3,034 people from groundwater.
As of August 1, 2026, its federal record holds 69 entries between 1979 and 2022, all of which EPA lists as closed. Nothing has been added since 2022.
Of the 69, 61 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves synthetic organic chemicals, inorganic chemicals, and the Total Coliform Rules.
Violation history
OCCT/SOWT Treatment Installation/Demonstration
Health-basedLead and Copper Rule
October 2, 2022 – March 22, 2023
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2010 – October 14, 2010
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—2,4,5-TP
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Pentachlorophenol
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—OXAMYL
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Aldicarb sulfone
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Carbofuran
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Aldicarb
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Endrin
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—BHC-GAMMA
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Methoxychlor
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Toxaphene
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Simazine
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Dalapon
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Atrazine
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—LASSO
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Heptachlor
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Heptachlor epoxide
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Pentachlorophenol
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Chlordane
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Dalapon
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Picloram
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Dinoseb
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—2,4,5-TP
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Pentachlorophenol
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—OXAMYL
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Aldicarb sulfoxide
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Aldicarb sulfone
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Carbofuran
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Aldicarb
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Endrin
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—BHC-GAMMA
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Methoxychlor
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Toxaphene
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Simazine
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Atrazine
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—LASSO
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Heptachlor
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Heptachlor epoxide
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Pentachlorophenol
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Chlordane
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Aldicarb sulfoxide
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 2002 – December 31, 2004
ArchivedMonitoring, Regular
—Picloram
January 1, 2002 – December 31, 2004
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
January 1, 1997 – January 31, 1997
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
June 1, 1996 – June 30, 1996
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
December 1, 1995 – December 31, 1995
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
August 1, 1995 – August 31, 1995
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
June 1, 1994 – June 30, 1994
ArchivedMaximum Contaminant Level Violation, Acute (TCR)
Health-basedColiform (TCR)
December 1, 1992 – December 31, 1992
ArchivedMonitoring, Regular
—Mercury
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Selenium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Nitrate
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Arsenic
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Barium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Cadmium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Chromium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Fluoride
October 1, 1979 – October 31, 1979
Archived
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 2, 2022 – March 22, 2023 | OCCT/SOWT Treatment Installation/Demonstration | Lead and Copper Rule | Health-based | Resolved |
| July 1, 2010 – October 14, 2010 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Dinoseb | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | 2,4,5-TP | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Pentachlorophenol | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | OXAMYL | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Aldicarb sulfone | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Carbofuran | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Aldicarb | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Endrin | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | BHC-GAMMA | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Methoxychlor | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Toxaphene | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Simazine | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Dalapon | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Atrazine | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | LASSO | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Heptachlor | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Heptachlor epoxide | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | HEXACHLOROBENZENE | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Benzo(a)pyrene | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Pentachlorophenol | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Chlordane | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Dalapon | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Picloram | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Dinoseb | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | 2,4,5-TP | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Pentachlorophenol | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | OXAMYL | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Aldicarb sulfoxide | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Aldicarb sulfone | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Carbofuran | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Aldicarb | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Endrin | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | BHC-GAMMA | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Methoxychlor | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Toxaphene | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Simazine | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Atrazine | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | LASSO | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Heptachlor | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Heptachlor epoxide | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | HEXACHLOROBENZENE | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Benzo(a)pyrene | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Pentachlorophenol | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Chlordane | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Aldicarb sulfoxide | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Archived |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Picloram | — | Archived |
| January 1, 1997 – January 31, 1997 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| June 1, 1996 – June 30, 1996 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| December 1, 1995 – December 31, 1995 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| August 1, 1995 – August 31, 1995 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| June 1, 1994 – June 30, 1994 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| December 1, 1992 – December 31, 1992 | Maximum Contaminant Level Violation, Acute (TCR) | Coliform (TCR) | Health-based | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Mercury | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Selenium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Nitrate | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Arsenic | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Barium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Cadmium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Chromium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Fluoride | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- March 22, 2023State Compliance achieved1 linked violation
- October 14, 2010State Compliance achieved1 linked violation
- December 31, 1992State Violation/Reminder Notice1 linked violation
- June 30, 1992State Violation/Reminder Notice1 linked violation
- May 31, 1992State Violation/Reminder Notice1 linked violation
Common questions
Is YACOLT required to publish a Consumer Confidence Report?
- Yes. YACOLT is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.
When is YACOLT’s next Consumer Confidence Report due?
- YACOLT’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.
Does YACOLT have any open drinking water violations on record?
- As of August 1, 2026, EPA's federal records show no open violations for YACOLT.
What is a Consumer Confidence Report?
- A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.
Contact
YACOLT
Phone not on record
Vancouver, WA 98668