HOLLISTER
Oklahoma - Community Water System - PWSID: OK2007102
System Information
| PWSID | OK2007102 |
| System Name | HOLLISTER |
| System Type | Community Water System |
| Water Source | Ground Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 11, 1980 |
| Last Reported | Feb 18, 2026 |
Location & Contact
| State | Oklahoma |
| City | HOLLISTER |
| ZIP Code | 73551 |
| Address | The Honorable Lee Riley, Mayor |
| Organization | HOLLISTER |
| Phone | 580-597-3097 |
Population & Service
| Population Served | 60 |
| Service Connections | 20 |
Drinking Water Violations (487)
This water system has 487 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 17, 2024 | - | TT | Yes | No | - | - | - | Resolved | Jul 15, 2025 | - | |
| Oct 17, 2024 | - | RPT | No | 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 1, 2022 | Sep 30, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Oct 1, 2022 | Sep 30, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Oct 1, 2022 | Sep 30, 2023 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Oct 1, 2022 | Sep 30, 2023 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Oct 1, 2022 | Sep 30, 2023 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Oct 1, 2022 | Sep 30, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Oct 1, 2022 | Sep 30, 2023 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Oct 1, 2022 | Sep 30, 2023 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Oct 1, 2021 | Sep 30, 2022 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Oct 1, 2021 | Sep 30, 2022 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Oct 1, 2021 | Sep 30, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Oct 1, 2021 | Sep 30, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Oct 1, 2021 | Sep 30, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Oct 1, 2021 | Sep 30, 2022 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Oct 1, 2021 | Sep 30, 2022 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Oct 1, 2021 | Sep 30, 2022 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Aug 19, 2019 | - | Other | No | No | - | - | - | Resolved | Feb 11, 2020 | - | |
| Aug 19, 2019 | - | Other | No | No | - | - | - | Resolved | Feb 11, 2020 | - | |
| Jul 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Feb 11, 2020 | - | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2019 | - | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2019 | - | |
| Jul 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Feb 11, 2020 | - | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2019 | - | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2019 | - | |
| Jul 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Feb 11, 2020 | - | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2019 | - | |
| Jul 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Feb 11, 2020 | - | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2019 | - | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2019 | - | |
| Jul 1, 2019 | - | MR | No | No | - | TT | - | Resolved | Feb 11, 2020 | - | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2019 | - | |
| Jun 15, 2019 | - | Other | No | No | - | - | - | Resolved | Feb 11, 2020 | - | |
| Jun 15, 2019 | - | Other | No | No | - | - | - | Resolved | Feb 11, 2020 | - | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2019 | - | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2019 | - | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2019 | - | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2019 | - | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2019 | - | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2019 | - | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2019 | - | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Jun 30, 2019 | - | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2019 | - | |
| Apr 1, 2019 | Jun 30, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Jun 30, 2019 | - | |
| Feb 14, 2019 | - | Other | No | No | - | - | - | Resolved | Feb 11, 2020 | - | |
| Feb 14, 2019 | - | Other | No | No | - | - | - | Resolved | Feb 11, 2020 | - | |
| Feb 14, 2019 | - | Other | No | No | - | - | - | Resolved | Feb 11, 2020 | - |
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.