Lamont, WA · Whitman County
LAMONT WATER SYSTEM Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
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)
- WA5345650
- System type
- Community Water System
- Population served
- 136
- Service connections
- 47
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Monitoring, Regular
—Nitrate
January 1, 2025 – December 31, 2025
ArchivedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
December 1, 2022 – December 31, 2022
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
November 1, 2022 – November 30, 2022
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
January 1, 2022 – January 31, 2022
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
July 1, 2021 – July 31, 2021
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
May 1, 2021 – May 31, 2021
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
October 1, 2020 – October 31, 2020
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
January 1, 2019 – January 31, 2019
ResolvedMonitoring, Routine (RTCR)
—Revised Total Coliform Rule
November 1, 2016 – November 30, 2016
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2015 – November 30, 2015
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
November 1, 2014 – November 30, 2014
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2014 – December 31, 2016
ResolvedMonitoring, Regular
—Dalapon
January 1, 2014 – December 31, 2016
ResolvedMonitoring, Regular
—Picloram
January 1, 2014 – December 31, 2016
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 2014 – December 31, 2016
ResolvedMonitoring, Regular
—Pentachlorophenol
January 1, 2014 – December 31, 2016
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
October 1, 2011 – October 31, 2011
ResolvedMonitoring, Regular
—Picloram
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Pentachlorophenol
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Arsenic
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Barium
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Cadmium
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Chromium
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—CYANIDE
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Fluoride
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Mercury
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Nickel
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Selenium
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Antimony, Total
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Beryllium, Total
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Thallium, Total
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Heptachlor
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Endrin
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—BHC-GAMMA
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Methoxychlor
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Toxaphene
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) adipate
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Simazine
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Di(2-ethylhexyl) phthalate
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Atrazine
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—LASSO
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Pentachlorophenol
January 1, 2008 – December 31, 2010
ArchivedMonitoring, Regular
—Chlordane
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Dalapon
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—Diquat
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Regular
—Diquat
January 1, 2007 – March 31, 2007
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
October 1, 2006 – October 31, 2006
ArchivedMonitoring, Regular
—Diquat
October 1, 2006 – December 31, 2006
ResolvedMonitoring, Regular
—Diquat
July 1, 2006 – September 30, 2006
ArchivedMaximum Contaminant Level Violation, Single Sample
Health-basedNitrate
January 1, 2003 – September 30, 2003
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
October 1, 1992 – October 31, 1992
ArchivedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
July 1, 1992 – July 31, 1992
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
ArchivedMonitoring, Regular
—Mercury
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Nitrate
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Selenium
October 1, 1979 – October 31, 1979
ArchivedMonitoring, Regular
—Arsenic
October 1, 1979 – October 31, 1979
ArchivedMonitoring, 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)Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2025 – December 31, 2025 | Monitoring, Regular | Nitrate | — | Archived |
| December 1, 2022 – December 31, 2022 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| November 1, 2022 – November 30, 2022 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| January 1, 2022 – January 31, 2022 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| July 1, 2021 – July 31, 2021 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| May 1, 2021 – May 31, 2021 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| October 1, 2020 – October 31, 2020 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| January 1, 2019 – January 31, 2019 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| November 1, 2016 – November 30, 2016 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| July 1, 2015 – November 30, 2015 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| November 1, 2014 – November 30, 2014 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2014 – December 31, 2016 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2014 – December 31, 2016 | Monitoring, Regular | Dalapon | — | Resolved |
| January 1, 2014 – December 31, 2016 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 2014 – December 31, 2016 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 2014 – December 31, 2016 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| October 1, 2011 – October 31, 2011 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Picloram | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Arsenic | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Barium | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Cadmium | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Chromium | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | CYANIDE | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Fluoride | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Mercury | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Nickel | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Selenium | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Antimony, Total | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Beryllium, Total | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Thallium, Total | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Heptachlor | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Endrin | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | BHC-GAMMA | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Methoxychlor | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Toxaphene | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Di(2-ethylhexyl) adipate | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Simazine | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Di(2-ethylhexyl) phthalate | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Pentachlorophenol | — | Archived |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Chlordane | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | Dalapon | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring, Regular | Diquat | — | Resolved |
| January 1, 2007 – March 31, 2007 | Monitoring, Regular | Diquat | — | Resolved |
| October 1, 2006 – October 31, 2006 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| October 1, 2006 – December 31, 2006 | Monitoring, Regular | Diquat | — | Resolved |
| July 1, 2006 – September 30, 2006 | Monitoring, Regular | Diquat | — | Archived |
| January 1, 2003 – September 30, 2003 | Maximum Contaminant Level Violation, Single Sample | Nitrate | Health-based | Resolved |
| October 1, 1992 – October 31, 1992 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
| July 1, 1992 – July 31, 1992 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | 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 |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Mercury | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Nitrate | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Selenium | — | Archived |
| October 1, 1979 – October 31, 1979 | Monitoring, Regular | Arsenic | — | 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)Resolved addressed and confirmed by the state
Enforcement actions
- January 19, 2023State Compliance achieved2 linked violations
- February 24, 2022State Compliance achieved1 linked violation
- August 31, 2021State Compliance achieved1 linked violation
- June 24, 2021State Compliance achieved1 linked violation
- November 5, 2020State Compliance achieved1 linked violation
- February 21, 2019State Compliance achieved1 linked violation
- December 20, 2018State Compliance achieved5 linked violations
- September 26, 2018State Compliance achieved1 linked violation
- December 13, 2016State Compliance achieved1 linked violation
- October 21, 2016State Compliance achieved1 linked violation
- November 30, 2015State Compliance achieved1 linked violation
- February 28, 2015State Compliance achieved1 linked violation
- December 31, 2014State Compliance achieved1 linked violation
- April 25, 2013State Compliance achieved1 linked violation
- July 10, 2012State Compliance achieved15 linked violations
- July 10, 2012State Compliance achieved5 linked violations
- November 30, 2011State Compliance achieved1 linked violation
- September 28, 2011State Compliance achieved12 linked violations
- July 31, 1992State Violation/Reminder Notice1 linked violation
- February 29, 1992State Violation/Reminder Notice1 linked violation
Contact
LAMONT WATER SYSTEM
Phone not on record
Lamont, WA 99017