COTTAGE GROVE, OR · Lane County
LAMONTAI IMPROVEMENT WTR DIST 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 Oregon’s official records. Always confirm current status with Oregon before making decisions based on this information.
System facts
- System ID (PWSID)
- OR4100238
- System type
- Community Water System
- Population served
- 255
- Service connections
- 98
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Follow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
October 1, 2023 – August 23, 2024
ResolvedConsumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
October 1, 2023 – December 5, 2023
ResolvedMonitoring, Regular
—Combined Uranium
January 1, 2017 – March 31, 2017
ResolvedMonitoring, Regular
—Combined Radium (-226 and -228)
January 1, 2017 – March 31, 2017
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
January 1, 2017 – March 31, 2017
ResolvedFailure to Conduct Assessment Monitoring
—COLIPHAGE
January 1, 2012 – December 31, 2012
ResolvedFailure to Conduct Assessment Monitoring
—COLIPHAGE
January 1, 2012 – December 31, 2012
ResolvedFailure to Conduct Assessment Monitoring
—COLIPHAGE
January 1, 2012 – December 31, 2012
ResolvedFailure to Conduct Assessment Monitoring
—COLIPHAGE
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
December 1, 2009 – December 31, 2009
ResolvedMonitoring, Repeat Major (TCR)
—Coliform (TCR)
June 1, 2005 – June 30, 2005
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
June 1, 2005 – June 30, 2005
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
December 1, 2004 – December 31, 2004
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
October 1, 2004 – October 31, 2004
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
September 1, 2004 – September 30, 2004
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
August 1, 2004 – August 31, 2004
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
April 1, 2004 – April 30, 2004
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
March 1, 2003 – March 31, 2003
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
November 1, 2002 – November 30, 2002
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
May 1, 2002 – May 31, 2002
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
April 1, 2002 – April 30, 2002
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
March 1, 2002 – March 31, 2002
ResolvedMaximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
August 1, 2001 – August 31, 2001
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
May 1, 2001 – May 31, 2001
ResolvedMonitoring, Regular
—Nitrate
January 1, 1997 – December 31, 1997
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
April 1, 1991 – April 30, 1991
ResolvedMonitoring, Regular
—Combined Radium (-226 and -228)
June 1, 1976 – May 31, 1980
ArchivedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
June 1, 1976 – May 31, 1980
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 1, 2023 – August 23, 2024 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| October 1, 2023 – December 5, 2023 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Resolved |
| January 1, 2017 – March 31, 2017 | Monitoring, Regular | Combined Uranium | — | Resolved |
| January 1, 2017 – March 31, 2017 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Resolved |
| January 1, 2017 – March 31, 2017 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| January 1, 2012 – December 31, 2012 | Failure to Conduct Assessment Monitoring | COLIPHAGE | — | Resolved |
| January 1, 2012 – December 31, 2012 | Failure to Conduct Assessment Monitoring | COLIPHAGE | — | Resolved |
| January 1, 2012 – December 31, 2012 | Failure to Conduct Assessment Monitoring | COLIPHAGE | — | Resolved |
| January 1, 2012 – December 31, 2012 | Failure to Conduct Assessment Monitoring | COLIPHAGE | — | Resolved |
| December 1, 2009 – December 31, 2009 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| June 1, 2005 – June 30, 2005 | Monitoring, Repeat Major (TCR) | Coliform (TCR) | — | Resolved |
| June 1, 2005 – June 30, 2005 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| December 1, 2004 – December 31, 2004 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| October 1, 2004 – October 31, 2004 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| September 1, 2004 – September 30, 2004 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| August 1, 2004 – August 31, 2004 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| April 1, 2004 – April 30, 2004 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| March 1, 2003 – March 31, 2003 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| November 1, 2002 – November 30, 2002 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| May 1, 2002 – May 31, 2002 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| April 1, 2002 – April 30, 2002 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| March 1, 2002 – March 31, 2002 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| August 1, 2001 – August 31, 2001 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Resolved |
| May 1, 2001 – May 31, 2001 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 1997 – December 31, 1997 | Monitoring, Regular | Nitrate | — | Resolved |
| April 1, 1991 – April 30, 1991 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| June 1, 1976 – May 31, 1980 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Archived |
| June 1, 1976 – May 31, 1980 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- December 5, 2023State Compliance achieved2 linked violations
- September 20, 2021State Public Notification received2 linked violations
- July 24, 2017State Compliance achieved5 linked violations
- February 27, 2013State Compliance achieved6 linked violations
- January 25, 2010State Violation/Reminder Notice2 linked violations
- August 1, 2005State Administrative/Compliance Order with penalty issued5 linked violations
- October 18, 2004State Public Notification received1 linked violation
- August 27, 2004State Public Notification received1 linked violation
- May 10, 2004State Public Notification received1 linked violation
- November 3, 2000State Public Notification received1 linked violation
- March 7, 2000State Compliance achieved7 linked violations
- February 28, 1998State Public Notification received1 linked violation
- January 1, 1998State Compliance achieved1 linked violation
- February 1, 1995State Compliance achieved1 linked violation
Contact
LAMONTAI IMPROVEMENT WTR DIST
541-206-3976
COTTAGE GROVE, OR 97424