ROUND LAKE WATER UTILITIES
Oregon — Community Water System — PWSID: OR4100438
System Information
| PWSID | OR4100438 |
| System Name | ROUND LAKE WATER UTILITIES |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 10 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 12, 1979 |
| Last Reported | Dec 23, 2025 |
Location & Contact
| State | Oregon |
| City | KLAMATH FALLS |
| ZIP Code | 97601 |
| Address | 4000 ROUND LAKE RD - ATTN: OFFICE |
| Organization | ROUND LAKE WATER UTILITIES |
| Phone | 541-884-2520 |
Population & Service
| Population Served | 250 |
| Service Connections | 188 |
Drinking Water Violations (180)
This water system has 180 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2025 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 10, 2025 | Consumer Confidence Rule |
| Oct 1, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 10, 2025 | Consumer Confidence Rule |
| Jul 1, 2024 | Jul 31, 2024 | COLIPHAGE | MR | No | Yes | — | — | — | Archived | Jul 31, 2024 | Ground Water Rule |
| Jul 1, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 10, 2025 | Consumer Confidence Rule |
| Oct 1, 2023 | Oct 31, 2023 | COLIPHAGE | MR | No | Yes | — | — | — | Resolved | Oct 31, 2023 | Ground Water Rule |
| Oct 1, 2023 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 10, 2025 | Consumer Confidence Rule |
| Sep 1, 2023 | Sep 30, 2023 | COLIPHAGE | MR | No | Yes | — | — | — | Resolved | Sep 30, 2023 | Ground Water Rule |
| Aug 1, 2023 | Aug 31, 2023 | COLIPHAGE | MR | No | Yes | — | — | — | Resolved | Aug 31, 2023 | Ground Water Rule |
| Jul 1, 2023 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 10, 2025 | Consumer Confidence Rule |
| Jan 1, 2022 | Dec 31, 2022 | COLIPHAGE | MR | No | Yes | — | — | — | Resolved | Dec 31, 2022 | Ground Water Rule |
| Oct 1, 2020 | Sep 30, 2023 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2020 | Sep 30, 2023 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2019 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jul 24, 2020 | Lead and Copper Rule |
| Oct 1, 2016 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Oct 19, 2016 | Lead and Copper Rule |
| Jan 1, 2013 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jul 18, 2013 | Lead and Copper Rule |
| Jan 1, 2013 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jul 18, 2013 | Lead and Copper Rule |
| Jan 1, 2013 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jul 18, 2013 | Lead and Copper Rule |
| Jan 1, 2012 | Dec 31, 2012 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2012 | Dec 31, 2012 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2012 | Dec 31, 2012 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2012 | Dec 31, 2012 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2012 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2011 | Oct 31, 2011 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2011 | Total Coliform Rule |
| Oct 1, 2011 | Oct 31, 2011 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2011 | Total Coliform Rule |
| Mar 1, 2009 | Mar 31, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2009 | Total Coliform Rule |
| Nov 1, 2008 | Nov 30, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2008 | Total Coliform Rule |
| Jan 1, 2008 | Jan 31, 2008 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2008 | Total Coliform Rule |
| Nov 1, 2007 | Nov 30, 2007 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2007 | Total Coliform Rule |
| Jan 1, 2007 | Dec 31, 2007 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2007 | Nitrate Rule |
| Jan 1, 2007 | Dec 31, 2007 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2007 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2007 | Dec 31, 2007 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2007 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2006 | Dec 31, 2006 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2006 | Nitrate Rule |
| Sep 1, 2005 | Sep 30, 2005 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2005 | Total Coliform Rule |
| Jan 1, 2005 | Dec 31, 2007 | Arsenic | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2007 | Arsenic Rule |
| Jan 1, 2003 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Feb 5, 2004 | Lead and Copper Rule |
| Aug 1, 2002 | Aug 31, 2002 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2002 | Total Coliform Rule |
| Jun 1, 2002 | Jun 30, 2002 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2002 | Total Coliform Rule |
| Jan 1, 2002 | Jan 31, 2002 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jan 31, 2002 | Total Coliform Rule |
| Jan 1, 2002 | Dec 31, 2010 | Asbestos | MR | No | Yes | — | 7 MFL | — | Resolved | Dec 31, 2010 | Inorganic Chemicals |
| Jan 1, 2002 | Dec 31, 2010 | Asbestos | MR | No | Yes | — | 7 MFL | — | Resolved | Dec 31, 2010 | Inorganic Chemicals |
| Aug 1, 2001 | Aug 31, 2001 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2001 | Total Coliform Rule |
| Jan 1, 2001 | Dec 31, 2001 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2001 | Nitrate Rule |
| Jan 1, 2001 | Dec 31, 2001 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2001 | Nitrate Rule |
| Nov 1, 2000 | Nov 30, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2000 | Total Coliform Rule |
| Aug 1, 2000 | Aug 31, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2000 | Total Coliform Rule |
| Apr 1, 2000 | Apr 30, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2000 | Total Coliform Rule |
| Apr 1, 2000 | Apr 30, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 2000 | Total Coliform Rule |
| Mar 1, 2000 | Mar 31, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2000 | Total Coliform Rule |
| Mar 1, 2000 | Mar 31, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2000 | Total Coliform Rule |
| Feb 1, 2000 | Feb 29, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 29, 2000 | Total Coliform Rule |
| Feb 1, 2000 | Feb 29, 2000 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Feb 29, 2000 | Total Coliform Rule |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.