Yurok - Requa
California - Community Water System - PWSID: 090605014
System Information
| PWSID | 090605014 |
| System Name | Yurok - Requa |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 2, 1984 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | California |
| City | Klamath |
| ZIP Code | 95548 |
| Address | 190 Klamath Blvd |
| Organization | Yurok Tribe |
| Phone | 7074821350 |
Population & Service
| Population Served | 215 |
| Service Connections | 38 |
Drinking Water Violations (362)
This water system has 362 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 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Jul 1, 2025 | Dec 31, 2025 | MR | No | No | - | TT | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 10 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 1 mg/L | - | Archived | Dec 31, 2025 | - | |
| Nov 1, 2024 | Nov 30, 2024 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 3, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 3, 2024 | - | |
| Oct 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Dec 3, 2024 | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Dec 12, 2024 | - | |
| May 1, 2024 | May 31, 2024 | MON | No | Yes | - | - | - | Resolved | May 31, 2024 | - | |
| May 1, 2024 | - | Other | No | No | - | - | - | Resolved | Aug 20, 2025 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Jun 26, 2024 | - | |
| Jan 1, 2024 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Jul 1, 2023 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Jan 1, 2022 | Jun 30, 2022 | MR | No | No | - | TT | - | Resolved | Jun 30, 2022 | - | |
| Jan 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Jun 30, 2021 | - | |
| Jun 1, 2019 | - | MR | No | Yes | - | - | - | Resolved | Oct 9, 2019 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jan 1, 2017 | - | MR | No | No | - | TT | - | Resolved | Oct 19, 2020 | - | |
| Apr 1, 2016 | Apr 30, 2016 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2016 | - | |
| Feb 1, 2016 | Feb 29, 2016 | MR | No | No | - | 5% of samples | - | Resolved | Feb 29, 2016 | - | |
| Jan 1, 2016 | - | MR | No | Yes | - | - | - | Resolved | May 14, 2016 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2013 | Dec 31, 2013 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2013 | - | |
| Jan 1, 2009 | Dec 31, 2009 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2009 | - | |
| Jan 1, 2009 | - | MR | No | No | - | TT | - | Resolved | Feb 22, 2011 | - | |
| Jul 1, 2008 | Sep 30, 2008 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Sep 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 30 ug/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Jun 30, 2008 | - | |
| Apr 1, 2008 | Jun 30, 2008 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Jun 30, 2008 | - | |
| Jan 1, 2008 | Mar 31, 2008 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Mar 31, 2008 | - | |
| Jan 1, 2008 | Mar 31, 2008 | MR | No | Yes | - | 30 ug/L | - | Resolved | Mar 31, 2008 | - | |
| Jan 1, 2008 | Mar 31, 2008 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Mar 31, 2008 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 15 pCi/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 5 pCi/L | - | Resolved | Dec 31, 2007 | - | |
| Oct 1, 2007 | Dec 31, 2007 | MR | No | Yes | - | 30 ug/L | - | Resolved | Dec 31, 2007 | - | |
| Sep 1, 2007 | Sep 30, 2007 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2007 | - | |
| Jan 1, 2004 | Dec 31, 2004 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2004 | - | |
| Nov 1, 2002 | Nov 30, 2002 | MR | No | No | - | 5% of samples | - | Resolved | Nov 30, 2002 | - | |
| Jul 1, 2002 | - | Other | No | No | - | - | - | Resolved | Aug 21, 2006 | - | |
| Apr 1, 2002 | Apr 30, 2002 | MR | No | No | - | 5% of samples | - | Resolved | Apr 30, 2002 | - | |
| Oct 1, 2001 | Oct 31, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2001 | - | |
| Sep 1, 2001 | Sep 30, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2001 | - | |
| Aug 1, 2001 | Aug 31, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Aug 31, 2001 | - | |
| Jul 1, 2001 | - | Other | No | No | - | - | - | Resolved | Aug 21, 2006 | - | |
| Jul 1, 2001 | Jul 31, 2001 | MR | No | No | - | 5% of samples | - | Resolved | Jul 31, 2001 | - | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Dec 31, 2001 | - | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2001 | - |
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.