Indian Ridge Water Association
Published drinking-water records and contacts for Indian Ridge Water Association. System WA5335639. Review sources and dates; not a real-time water assessment.
- System ID
- WA5335639
- State or territory
- WA
- Published population served
- 216
- System type (source code)
- CWS
Published records and dates
- Lead and copper monitoring summaries: 8 — 1997-07-01 – 2024-12-31
- Washington DOH PFAS test results: 46 — 2023-06-28 – 2025-12-09
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 | 2022-01-01 – 2024-12-31 | 2026Q3 |
| Lead (PB90) | 0.001 mg/L | 2018-01-01 – 2020-12-31 | 2026Q3 |
| Lead (PB90) | 0.001 mg/L | 2015-01-01 – 2017-12-31 | 2026Q3 |
| Lead (PB90) | 0.001 mg/L | 2012-01-01 – 2014-12-31 | 2026Q3 |
| Lead (PB90) | 0.0015 mg/L | 2009-01-01 – 2011-12-31 | 2026Q3 |
| Lead (PB90) | 0.002 mg/L | 2006-01-01 – 2008-12-31 | 2026Q3 |
| Lead (PB90) | 0.002 mg/L | 2003-01-01 – 2005-12-31 | 2026Q3 |
| Lead (PB90) | 0.003 mg/L | 1997-07-01 – 1997-12-31 | 2026Q3 |
| Substance | Published result | Sample date | Location / source |
|---|---|---|---|
| 8:2FTS | Below a limit; numeric threshold unavailable ng/L | 2025-12-09 | 01 / Washington DOH PFAS test results |
| NFDHA | Below a limit; numeric threshold unavailable ng/L | 2025-12-09 | 01 / Washington DOH PFAS test results |
| PFOS | Below a limit; numeric threshold unavailable ng/L | 2025-12-09 | 01 / Washington DOH PFAS test results |
| PFEESA | Below a limit; numeric threshold unavailable ng/L | 2025-12-09 | 01 / Washington DOH PFAS test results |
| PFDoA | Below a limit; numeric threshold unavailable ng/L | 2025-12-09 | 01 / Washington DOH PFAS test results |
| PFBS | Below a limit; numeric threshold unavailable ng/L | 2025-12-09 | 01 / Washington DOH PFAS test results |
| PFPeA | Below a limit; numeric threshold unavailable ng/L | 2025-12-09 | 01 / Washington DOH PFAS test results |
| PFHxA | Below a limit; numeric threshold unavailable ng/L | 2025-12-09 | 01 / Washington DOH PFAS test results |
| ADONA | Below a limit; numeric threshold unavailable ng/L | 2025-12-09 | 01 / Washington DOH PFAS test results |
| PFHpS | Below a limit; numeric threshold unavailable ng/L | 2025-12-09 | 01 / Washington DOH PFAS test results |
| PFMBA | Below a limit; numeric threshold unavailable ng/L | 2025-12-09 | 01 / Washington DOH PFAS test results |
| HFPO-DA | Below a limit; numeric threshold unavailable ng/L | 2025-12-09 | 01 / Washington DOH PFAS test results |
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
19 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) | 2025-08-01 – 2025-08-31 | Resolved | No | 2026Q3 |
| Lead and Copper Rule / Follow-up Or Routine LCR Tap M/R | 2021-01-01 – — | Resolved | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Major (TCR) | 1997-11-01 – 1997-11-30 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Repeat Major (TCR) | 1992-10-01 – 1992-10-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Minor (TCR) | 1992-08-01 – 1992-08-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Repeat Minor (TCR) | 1992-07-01 – 1992-07-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Major (TCR) | 1992-04-01 – 1992-04-30 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Repeat Minor (TCR) | 1991-11-01 – 1991-11-30 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Minor (TCR) | 1991-10-01 – 1991-10-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 1991-10-01 – 1991-10-31 | Archived | Yes | 2026Q3 |
| Radionuclides and Revised Rad Rule / Monitoring, Regular | 1979-10-01 – 1979-10-31 | Archived | No | 2026Q3 |
| Arsenic Rule / Monitoring, Regular | 1979-10-01 – 1979-10-31 | Archived | No | 2026Q3 |
| Inorganic Chemicals / Monitoring, Regular | 1979-10-01 – 1979-10-31 | Archived | No | 2026Q3 |
| Inorganic Chemicals / Monitoring, Regular | 1979-10-01 – 1979-10-31 | Archived | No | 2026Q3 |
| Inorganic Chemicals / Monitoring, Regular | 1979-10-01 – 1979-10-31 | Archived | No | 2026Q3 |
| Inorganic Chemicals / Monitoring, Regular | 1979-10-01 – 1979-10-31 | Archived | No | 2026Q3 |
| Inorganic Chemicals / Monitoring, Regular | 1979-10-01 – 1979-10-31 | Archived | No | 2026Q3 |
| Nitrate Rule / Monitoring, Regular | 1979-10-01 – 1979-10-31 | Archived | No | 2026Q3 |
| Inorganic Chemicals / 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
- Washington DOH PFAS test results — last successful check: 2026-10-13
An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.