LONE GROVE
Oklahoma - Community Water System - PWSID: OK2001007
System Information
| PWSID | OK2001007 |
| System Name | LONE GROVE |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 11, 1980 |
| Last Reported | May 13, 2026 |
Location & Contact
| State | Oklahoma |
| City | LONE GROVE |
| ZIP Code | 73443 |
| Address | Ian O'neil, City Manager |
| Organization | LONE GROVE |
| Phone | 580-657-3113 |
Population & Service
| Population Served | 4,863 |
| Service Connections | 1,382 |
Drinking Water Violations (260)
This water system has 260 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 17, 2026 | - | MR | No | Yes | - | - | - | Unaddressed | - | - | |
| Feb 17, 2026 | - | MR | No | No | - | - | - | Unaddressed | - | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Jul 15, 2025 | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Resolved | Jul 15, 2025 | - | |
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Jul 15, 2025 | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Resolved | Jul 15, 2025 | - | |
| Sep 1, 2023 | Sep 30, 2023 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2023 | - | |
| Sep 1, 2023 | Sep 30, 2023 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2023 | - | |
| Sep 1, 2023 | Sep 30, 2023 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2023 | - | |
| Sep 1, 2023 | Sep 30, 2023 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 4 mrem/yr | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 15 pCi/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 30 ug/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 15 pCi/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 5 pCi/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 5 pCi/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 4 mrem/yr | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2023 | Dec 31, 2025 | MR | No | Yes | - | 30 ug/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2019 | - | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2019 | - | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2019 | - | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2019 | - | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Mar 31, 2019 | - | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Mar 31, 2019 | - | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Mar 31, 2019 | - | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | - | 0.1 mg/L | - | Resolved | Mar 31, 2019 | - | |
| Oct 1, 2018 | Dec 31, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Dec 31, 2018 | - | |
| Oct 1, 2018 | Dec 31, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Dec 31, 2018 | - | |
| Oct 1, 2018 | Dec 31, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Archived | Dec 31, 2018 | - | |
| Jul 1, 2018 | Sep 30, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2018 | - | |
| Jul 1, 2018 | Sep 30, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2018 | - | |
| Jul 1, 2018 | Sep 30, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2018 | - | |
| Jul 1, 2018 | Sep 30, 2018 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2018 | - | |
| Jul 1, 2016 | - | Other | No | No | - | - | - | Resolved | Feb 17, 2017 | - | |
| Jul 1, 2016 | - | Other | No | No | - | - | - | Resolved | Feb 17, 2017 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 1 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 1 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 1 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MR | No | Yes | - | 0.7 mg/L | - | Resolved | Jun 30, 2015 | - |
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.