City of Elk River
Published drinking-water records and contacts for City of Elk River. System ID2180013. Review sources and dates; not a real-time water assessment.
- System ID
- ID2180013
- State or territory
- ID
- Published population served
- 165
- System type (source code)
- CWS
Published records and dates
- Lead and copper monitoring summaries: 27 — 1999-01-01 – 2028-12-31
- Idaho selected chemical sample panels: 10 — 2026-09-10 – 2026-09-10
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) | 0.00869 mg/L | 2026-01-01 – 2028-12-31 | 2026Q3 |
| Lead (PB90) | 0.004 mg/L | 2025-01-01 – 2025-12-31 | 2026Q3 |
| Lead (PB90) | 0.006 mg/L | 2024-01-01 – 2024-12-31 | 2026Q3 |
| Lead (PB90) | 0.009 mg/L | 2023-01-01 – 2023-12-31 | 2026Q3 |
| Lead (PB90) | 0.008 mg/L | 2022-01-01 – 2022-12-31 | 2026Q3 |
| Lead (PB90) | 0.003 mg/L | 2021-01-01 – 2021-12-31 | 2026Q3 |
| Lead (PB90) | 0.005 mg/L | 2020-07-01 – 2020-12-31 | 2026Q3 |
| Lead (PB90) | 0.008 mg/L | 2020-01-01 – 2020-12-31 | 2026Q3 |
| Substance | Published result | Sample date | Location / source |
|---|---|---|---|
| NITRATE | < 0.100000000 mg/L | 2026-09-10 | N WELL / Idaho selected chemical sample panels |
| NITRATE | < 0.100000000 mg/L | 2026-09-10 | S WELL / Idaho selected chemical sample panels |
| NITRATE | < 0.100000000 mg/L | 2026-09-10 | EC-TP / Idaho selected chemical sample panels |
| SODIUM | 2.86 mg/L | 2026-09-10 | EC-TP / Idaho selected chemical sample panels |
| PERFLUOROBUTANE SULFONIC ACID (PFBS) | < 2.000000000 ng/L | 2026-09-10 | EC-TP / Idaho selected chemical sample panels |
| PERFLUOROHEXANE SULFONIC ACID (PFHxS) | < 2.000000000 ng/L | 2026-09-10 | EC-TP / Idaho selected chemical sample panels |
| PERFLUORONONANOIC ACID (PFNA) | < 2.000000000 ng/L | 2026-09-10 | EC-TP / Idaho selected chemical sample panels |
| PERFLUOROCTANE SULFONIC ACID (PFOS) | < 2.000000000 ng/L | 2026-09-10 | EC-TP / Idaho selected chemical sample panels |
| PERFLUOROCTANOIC ACID (PFOA) | < 2.000000000 ng/L | 2026-09-10 | EC-TP / Idaho selected chemical sample panels |
| HFPO-DA | < 2.000000000 ng/L | 2026-09-10 | EC-TP / Idaho selected chemical sample panels |
State sampling points can include untreated water. Publisher qualifiers and units are retained; consult the full source notes before interpreting a record.
Download state records with source notes (CSV)
Published compliance history
16 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 |
|---|---|---|---|---|
| Revised Total Coliform Rule / Monitoring, Routine (RTCR) | 2018-03-01 – 2018-03-31 | Resolved | No | 2026Q3 |
| Surface Water Treatment Rule / Monitoring of Treatment (SWTR-Filter) | 2018-03-01 – 2018-03-31 | Resolved | No | 2026Q3 |
| Surface Water Treatment Rule / Monitoring of Treatment (SWTR-Filter) | 2018-03-01 – 2018-03-31 | Resolved | No | 2026Q3 |
| Interim and Long Term 1 Enhanced Surface Water Treatment Rule / Monitoring, Turbidity (Enhanced SWTR) | 2018-03-01 – 2018-03-31 | Resolved | No | 2026Q3 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP) | 2018-01-01 – 2018-03-31 | Resolved | No | 2026Q3 |
| Stage 2 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP) | 2017-07-01 – 2017-09-30 | Resolved | No | 2026Q3 |
| Stage 2 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP) | 2017-07-01 – 2017-09-30 | Resolved | No | 2026Q3 |
| Revised Total Coliform Rule / Monitoring, Routine (RTCR) | 2017-03-01 – 2017-03-31 | Resolved | No | 2026Q3 |
| Surface Water Treatment Rule / Monitoring of Treatment (SWTR-Filter) | 2017-03-01 – 2017-03-31 | Resolved | No | 2026Q3 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP) | 2017-01-01 – 2017-03-31 | Resolved | No | 2026Q3 |
| Lead and Copper Rule / Lead Consumer Notice | 2015-09-29 – — | Unaddressed | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Major (TCR) | 2004-10-01 – 2004-10-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 1995-10-01 – 1995-10-31 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 1993-09-01 – 1993-09-30 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 1993-08-01 – 1993-08-31 | Archived | Yes | 2026Q3 |
| Radionuclides and Revised Rad Rule / Monitoring, Regular | 1979-10-01 – 1979-10-31 | Archived | 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
- Idaho selected chemical sample panels — last successful check: 2026-10-12
Administrative contact (EPA filing)
Bartlett, Christina: 208-826-3209
An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.