City of Unity
Published drinking-water records and contacts for City of Unity. System OR4101450. Review sources and dates; not a real-time water assessment.
- System ID
- OR4101450
- State or territory
- OR
- Published population served
- 40
- System type (source code)
- CWS
Published records and dates
- Lead and copper monitoring summaries: 38 — 1994-01-01 – 2026-12-31
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
Lead and copper: 90th-percentile summaries
These describe a monitoring period across sampled locations, not the result at your home. How to read the 90th percentile
| Substance | Published 90th percentile | Monitoring period | Source quarter |
|---|---|---|---|
| Lead (PB90) | 0 mg/L | 2024-01-01 – 2026-12-31 | 2026Q3 |
| Lead (PB90) | 0.00453 mg/L | 2021-01-01 – 2023-12-31 | 2026Q3 |
| Lead (PB90) | 0.0171 mg/L | 2020-01-01 – 2022-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2019-01-01 – 2021-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2019-01-01 – 2021-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2017-01-01 – 2019-12-31 | 2026Q3 |
| Lead (PB90) | 0.0021 mg/L | 2014-01-01 – 2016-12-31 | 2026Q3 |
| Lead (PB90) | 0.0021 mg/L | 2013-01-01 – 2015-12-31 | 2026Q3 |
Published compliance history
72 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 |
|---|---|---|---|---|
| Consumer Confidence Rule / Consumer Confidence Report Inadequate Reporting | 2025-10-01 – — | Resolved | No | 2026Q3 |
| Ground Water Rule / Monitoring, Source Water (GWR) | 2025-08-25 – — | Resolved | No | 2026Q3 |
| Consumer Confidence Rule / Consumer Confidence Report Complete Failure to Report | 2025-07-01 – — | Resolved | No | 2026Q3 |
| Ground Water Rule / Failure to Conduct Assessment Monitoring | 2025-01-01 – 2025-12-31 | Resolved | No | 2026Q3 |
| Nitrate Rule / Monitoring, Regular | 2025-01-01 – 2025-12-31 | Archived | No | 2026Q3 |
| Consumer Confidence Rule / Consumer Confidence Report Inadequate Reporting | 2024-10-01 – — | Resolved | No | 2026Q3 |
| Consumer Confidence Rule / Consumer Confidence Report Complete Failure to Report | 2024-07-01 – — | Resolved | No | 2026Q3 |
| Public Notice Rule and Revised PN Rule / Public Notification Violation for NPDWR Violation | 2024-01-26 – — | Addressed | No | 2026Q3 |
| Lead and Copper Rule / OCCT/SOWT Treatment Installation/Demonstration | 2023-11-16 – — | Addressed | Yes | 2026Q3 |
| Ground Water Rule / Failure to Conduct Assessment Monitoring | 2023-11-01 – 2023-11-30 | Resolved | No | 2026Q3 |
| Ground Water Rule / Failure to Conduct Assessment Monitoring | 2023-01-01 – 2023-12-31 | Resolved | No | 2026Q3 |
| Revised Total Coliform Rule / Monitoring, Routine (RTCR) | 2022-12-01 – 2022-12-31 | Resolved | No | 2026Q3 |
| Ground Water Rule / Monitoring, Source Water (GWR) | 2022-10-17 – — | Resolved | No | 2026Q3 |
| Nitrate Rule / Monitoring, Regular | 2022-01-01 – 2022-12-31 | Resolved | No | 2026Q3 |
| Revised Total Coliform Rule / Monitoring, Routine (RTCR) | 2021-10-01 – 2021-10-31 | Resolved | No | 2026Q3 |
| Revised Total Coliform Rule / Monitoring, Routine (RTCR) | 2020-07-01 – 2020-07-31 | Resolved | No | 2026Q3 |
| Revised Total Coliform Rule / Monitoring, Routine (RTCR) | 2020-06-01 – 2020-06-30 | Resolved | No | 2026Q3 |
| Ground Water Rule / Monitoring, Source Water (GWR) | 2020-05-18 – — | Resolved | No | 2026Q3 |
| Nitrate Rule / Monitoring, Regular | 2020-01-01 – 2020-12-31 | Resolved | No | 2026Q3 |
| Volatile Organic Chemicals / Monitoring, Regular | 2020-01-01 – 2022-12-31 | 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)
City of Unity: 458-326-7139
An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.