Garwood Water Coop
Published drinking-water records and contacts for Garwood Water Coop. System ID1280225. Review sources and dates; not a real-time water assessment.
- System ID
- ID1280225
- State or territory
- ID
- Published population served
- 398
- System type (source code)
- CWS
Published records and dates
- Lead and copper monitoring summaries: 9 — 2002-01-01 – 2026-06-30
- Idaho selected chemical sample panels: 1 — 2026-08-17 – 2026-08-17
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 | 2026-01-01 – 2026-06-30 | 2026Q3 |
| Lead (PB90) | 0.001 mg/L | 2023-01-01 – 2025-12-31 | 2026Q3 |
| Lead (PB90) | 0.001 mg/L | 2020-01-01 – 2022-12-31 | 2026Q3 |
| Lead (PB90) | 0.003 mg/L | 2017-01-01 – 2019-12-31 | 2026Q3 |
| Lead (PB90) | 0.004 mg/L | 2014-01-01 – 2016-12-31 | 2026Q3 |
| Lead (PB90) | 0.0023 mg/L | 2011-01-01 – 2013-12-31 | 2026Q3 |
| Lead (PB90) | 0 mg/L | 2008-01-01 – 2010-12-31 | 2026Q3 |
| Lead (PB90) | 0.002 mg/L | 2005-01-01 – 2007-12-31 | 2026Q3 |
| Substance | Published result | Sample date | Location / source |
|---|---|---|---|
| NITRATE | .633 mg/L | 2026-08-17 | WF1, 2, 3 / 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
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 |
|---|---|---|---|---|
| Total Coliform Rule / Monitoring, Routine Major (TCR) | 2014-09-01 – 2014-09-30 | Archived | No | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 2012-10-01 – 2012-10-31 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Minor (TCR) | 2012-08-01 – 2012-08-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 2011-10-01 – 2011-10-31 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 2011-09-01 – 2011-09-30 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 2010-04-01 – 2010-04-30 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 2008-08-01 – 2008-08-31 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Major (TCR) | 2007-05-01 – 2007-05-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 2006-08-01 – 2006-08-31 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 2006-07-01 – 2006-07-31 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 2006-06-01 – 2006-06-30 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Minor (TCR) | 2005-02-01 – 2005-02-28 | Archived | No | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 2003-12-01 – 2003-12-31 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Maximum Contaminant Level Violation, Monthly (TCR) | 2003-11-01 – 2003-11-30 | Archived | Yes | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Minor (TCR) | 1997-07-01 – 1997-07-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Major (TCR) | 1996-12-01 – 1996-12-31 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Minor (TCR) | 1994-02-01 – 1994-02-28 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Major (TCR) | 1992-02-01 – 1992-02-29 | Archived | No | 2026Q3 |
| Total Coliform Rule / Monitoring, Routine Minor (TCR) | 1991-10-01 – 1991-10-31 | 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)
Witherwax, Corky J: 800-947-4451
An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.