LAKE OSWEGO, OR · Clackamas County
LAKE GROVE WATER DISTRICT 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)
- OR4100460
- System type
- Community Water System
- Population served
- 3,100
- Service connections
- 1,234
- Ownership
- local government
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Consumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
October 1, 2024 – November 14, 2024
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2023 – July 24, 2023
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
October 1, 2022 – October 26, 2022
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
January 1, 2019 – July 10, 2019
ResolvedFollow-up Or Routine LCR Tap M/R
—Lead and Copper Rule
January 1, 2018 – May 7, 2018
ResolvedMonitoring and Reporting (DBP)
—TTHM
April 1, 2011 – June 30, 2011
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
April 1, 2011 – June 30, 2011
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
April 1, 2009 – June 30, 2009
ResolvedMonitoring and Reporting (DBP)
—TTHM
April 1, 2009 – June 30, 2009
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
January 1, 2009 – March 31, 2009
ResolvedMonitoring and Reporting (DBP)
—TTHM
January 1, 2009 – March 31, 2009
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
October 1, 2008 – December 31, 2008
ResolvedMonitoring and Reporting (DBP)
—TTHM
October 1, 2008 – December 31, 2008
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
July 1, 2007 – September 30, 2007
ResolvedMonitoring and Reporting (DBP)
—TTHM
July 1, 2007 – September 30, 2007
ResolvedMonitoring and Reporting (DBP)
—Total Haloacetic Acids (HAA5)
April 1, 2007 – June 30, 2007
ResolvedMonitoring and Reporting (DBP)
—TTHM
April 1, 2007 – June 30, 2007
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
August 1, 2004 – August 31, 2004
ResolvedConsumer Confidence Report Inadequate Reporting
—Consumer Confidence Rule
October 19, 2003 – February 27, 2004
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
October 1, 2003 – October 31, 2003
ResolvedConsumer Confidence Report Complete Failure to Report
—Consumer Confidence Rule
July 1, 2003 – February 27, 2004
ResolvedMonitoring, Routine Major (TCR)
—Coliform (TCR)
July 1, 1999 – July 31, 1999
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
April 1, 1997 – April 30, 1997
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
February 1, 1997 – February 28, 1997
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
July 1, 1994 – July 31, 1994
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
July 1, 1993 – July 31, 1993
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
September 1, 1991 – September 30, 1991
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
June 1, 1991 – June 30, 1991
ResolvedMonitoring, Routine Minor (TCR)
—Coliform (TCR)
March 1, 1991 – March 31, 1991
ResolvedMonitoring, Repeat Minor (TCR)
—Coliform (TCR)
January 1, 1991 – January 31, 1991
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 1, 2024 – November 14, 2024 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Resolved |
| July 1, 2023 – July 24, 2023 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| October 1, 2022 – October 26, 2022 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| January 1, 2019 – July 10, 2019 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| January 1, 2018 – May 7, 2018 | Follow-up Or Routine LCR Tap M/R | Lead and Copper Rule | — | Resolved |
| April 1, 2011 – June 30, 2011 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| April 1, 2011 – June 30, 2011 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| April 1, 2009 – June 30, 2009 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| April 1, 2009 – June 30, 2009 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| January 1, 2009 – March 31, 2009 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| January 1, 2009 – March 31, 2009 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| October 1, 2008 – December 31, 2008 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| October 1, 2008 – December 31, 2008 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| July 1, 2007 – September 30, 2007 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| July 1, 2007 – September 30, 2007 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring and Reporting (DBP) | Total Haloacetic Acids (HAA5) | — | Resolved |
| April 1, 2007 – June 30, 2007 | Monitoring and Reporting (DBP) | TTHM | — | Resolved |
| August 1, 2004 – August 31, 2004 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| October 19, 2003 – February 27, 2004 | Consumer Confidence Report Inadequate Reporting | Consumer Confidence Rule | — | Resolved |
| October 1, 2003 – October 31, 2003 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| July 1, 2003 – February 27, 2004 | Consumer Confidence Report Complete Failure to Report | Consumer Confidence Rule | — | Resolved |
| July 1, 1999 – July 31, 1999 | Monitoring, Routine Major (TCR) | Coliform (TCR) | — | Resolved |
| April 1, 1997 – April 30, 1997 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| February 1, 1997 – February 28, 1997 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| July 1, 1994 – July 31, 1994 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| July 1, 1993 – July 31, 1993 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| September 1, 1991 – September 30, 1991 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| June 1, 1991 – June 30, 1991 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| March 1, 1991 – March 31, 1991 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| January 1, 1991 – January 31, 1991 | Monitoring, Repeat Minor (TCR) | Coliform (TCR) | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- December 12, 2024State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- November 14, 2024State Compliance achieved1 linked violation
- July 24, 2023State Compliance achieved1 linked violation
- October 26, 2022State Compliance achieved1 linked violation
- July 10, 2019State Compliance achieved1 linked violation
- May 7, 2018State Compliance achieved1 linked violation
- January 18, 2017State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- July 21, 2012State Public Notification receivedgeneral compliance action — not tied to a specific violation on record
- August 29, 2011State Compliance achieved1 linked violation
- August 29, 2011State Compliance achieved1 linked violation
- August 1, 2011State Violation/Reminder Notice2 linked violations
- August 31, 2009State Violation/Reminder Notice2 linked violations
- March 14, 2008State Compliance achieved4 linked violations
- November 1, 1997State Compliance achieved1 linked violation
Contact
LAKE GROVE WATER DISTRICT
503-636-1617
LAKE OSWEGO, OR 97035