Oprd Hat Rock State Park
Published drinking-water records and contacts for Oprd Hat Rock State Park. System OR4191072. Review sources and dates; not a real-time water assessment.
- System ID
- OR4191072
- State or territory
- OR
- Published population served
- 500
- System type (source code)
- TNCWS
Published records and dates
Missing records here do not mean the provider did not test. Published records are not a real-time assessment of your tap water.
Published testing results
Selected recent records are shown below. Different sampling locations and dates are not interchangeable. These excerpts are not a complete testing history.
“<” means below the stated reporting limit, not zero. A reported measurement alone is not a safety verdict. Read an example
Published compliance history
15 imported records. Status is as recorded in the source; historical records are not current advisories. Missing records do not establish that no violations occurred.
| Rule / record | Period | Recorded status | Health-based (EPA classification) | Source quarter |
|---|---|---|---|---|
| Ground Water Rule / Monitoring, Source Water (GWR) | 2023-07-03 – — | Resolved | No | 2026Q3 |
| Nitrate Rule / Monitoring, Regular | 2023-07-01 – 2023-09-30 | Resolved | No | 2026Q3 |
| Public Notice Rule and Revised PN Rule / Public Notification Violation for NPDWR Violation | 2021-12-02 – — | Resolved | No | 2026Q3 |
| Nitrate Rule / Maximum Contaminant Level Violation, Single Sample | 2021-10-01 – 2021-12-31 | Resolved | Yes | 2026Q3 |
| Ground Water Rule / Monitoring, Source Water (GWR) | 2021-07-25 – — | Resolved | No | 2026Q3 |
| Nitrate Rule / Maximum Contaminant Level Violation, Average | 2021-07-01 – 2021-09-30 | Resolved | Yes | 2026Q3 |
| Revised Total Coliform Rule / Monitoring, Routine (RTCR) | 2020-10-01 – 2020-10-31 | Resolved | No | 2026Q3 |
| Ground Water Rule / Monitoring, Source Water (GWR) | 2020-09-07 – — | Resolved | No | 2026Q3 |
| Nitrate Rule / Monitoring, Regular | 2020-01-01 – 2020-12-31 | Resolved | No | 2026Q3 |
| Revised Total Coliform Rule / Monitoring, Routine (RTCR) | 2018-10-01 – 2018-10-31 | Resolved | No | 2026Q3 |
| Revised Total Coliform Rule / Monitoring, Routine (RTCR) | 2018-09-01 – 2018-09-30 | Resolved | No | 2026Q3 |
| Revised Total Coliform Rule / Monitoring, Routine (RTCR) | 2018-05-01 – 2018-05-31 | Resolved | No | 2026Q3 |
| Revised Total Coliform Rule / Monitoring, Routine (RTCR) | 2018-03-01 – 2018-03-31 | Resolved | No | 2026Q3 |
| Nitrate Rule / Monitoring, Regular | 2017-10-01 – 2017-12-31 | Resolved | No | 2026Q3 |
| Nitrate Rule / Monitoring, Regular | 2017-07-01 – 2017-09-30 | Resolved | No | 2026Q3 |
Source dates and refresh checks
A refresh check is not a sample date. Publication periods, sample dates and checks are shown separately.
- EPA SDWIS lead/copper summaries and service areas — source period: — – —; last checked: 2026-10-17
- EPA SDWIS contacts and compliance records — source period: — – —; last checked: 2026-10-17
- EPA UCMR 5 sample results — source period: 2023-01-03 – 2026-06-17; last checked: 2026-10-17
Administrative contact (EPA filing)
Oprd Hat Rock State Park: 541-983-2277
An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.