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Grangeville Water Dept

Published drinking-water records and contacts for Grangeville Water Dept. System ID2250023. Review sources and dates; not a real-time water assessment.

System ID
ID2250023
State or territory
ID
Published population served
3151
System type (source code)
CWS

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

EPA UCMR 5 — most recent imported sample per substance
SubstancePublished resultReporting limitSample dateSampling location
11Cl-PF3OUdS< 0.005 µg/L0.005 µg/L2025-07-08Grangeville Myrtle / EP05487
4:2 FTS< 0.003 µg/L0.003 µg/L2025-07-08Grangeville Myrtle / EP05487
6:2 FTS< 0.005 µg/L0.005 µg/L2025-07-08Grangeville Eimers / EP05485
8:2 FTS< 0.005 µg/L0.005 µg/L2025-07-08Grangeville Myrtle / EP05487
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2025-07-08Grangeville Spencer / EP05489
ADONA< 0.003 µg/L0.003 µg/L2025-07-08Grangeville Cash Well / EP05488
HFPO-DA< 0.005 µg/L0.005 µg/L2025-07-08Grangeville Myrtle / EP05487
NEtFOSAA< 0.005 µg/L0.005 µg/L2025-07-08Grangeville Park / EP05486
NFDHA< 0.02 µg/L0.02 µg/L2025-07-08Grangeville Park / EP05486
NMeFOSAA< 0.006 µg/L0.006 µg/L2025-07-08Grangeville Cash Well / EP05488
PFBA< 0.005 µg/L0.005 µg/L2025-07-08Grangeville Spencer / EP05489
PFBS< 0.003 µg/L0.003 µg/L2025-07-08Grangeville Eimers / EP05485
PFDA< 0.003 µg/L0.003 µg/L2025-07-08Grangeville Park / EP05486
PFDoA< 0.003 µg/L0.003 µg/L2025-07-08Grangeville Park / EP05486
PFEESA< 0.003 µg/L0.003 µg/L2025-07-08Grangeville Myrtle / EP05487
PFHpA< 0.003 µg/L0.003 µg/L2025-07-08Grangeville Myrtle / EP05487
PFHpS< 0.003 µg/L0.003 µg/L2025-07-08Grangeville Myrtle / EP05487
PFHxA< 0.003 µg/L0.003 µg/L2025-07-08Grangeville Myrtle / EP05487
PFHxS< 0.003 µg/L0.003 µg/L2025-07-08Grangeville Myrtle / EP05487
PFMBA< 0.003 µg/L0.003 µg/L2025-07-08Grangeville Myrtle / EP05487
PFMPA< 0.004 µg/L0.004 µg/L2025-07-08Grangeville Park / EP05486
PFNA< 0.004 µg/L0.004 µg/L2025-07-08Grangeville Myrtle / EP05487
PFOA< 0.004 µg/L0.004 µg/L2025-07-08Grangeville Cash Well / EP05488
PFOS< 0.004 µg/L0.004 µg/L2025-07-08Grangeville Park / EP05486
PFPeA< 0.003 µg/L0.003 µg/L2025-07-08Grangeville Spencer / EP05489
PFPeS< 0.004 µg/L0.004 µg/L2025-07-08Grangeville Park / EP05486
PFTA< 0.008 µg/L0.008 µg/L2025-07-08Grangeville Eimers / EP05485
PFTrDA< 0.007 µg/L0.007 µg/L2025-07-08Grangeville Cash Well / EP05488
PFUnA< 0.002 µg/L0.002 µg/L2025-07-08Grangeville Cash Well / EP05488
lithium< 9 µg/L9 µg/L2025-07-08Grangeville Park / EP05486

Download all EPA UCMR 5 records (CSV)

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

Eight most recent imported monitoring summaries
SubstancePublished 90th percentileMonitoring periodSource quarter
Lead (PB90) 0.002 mg/L2023-01-01 – 2025-12-312026Q3
Lead (PB90) 0.003 mg/L2020-01-01 – 2022-12-312026Q3
Lead (PB90) 0.003 mg/L2017-01-01 – 2019-12-312026Q3
Lead (PB90) 0.001 mg/L2014-01-01 – 2016-12-312026Q3
Lead (PB90) 0.00195 mg/L2013-01-01 – 2013-12-312026Q3
Lead (PB90) 0.00195 mg/L2011-01-01 – 2013-12-312026Q3
Lead (PB90) 0.0035 mg/L2008-01-01 – 2010-12-312026Q3
Lead (PB90) 0.0031 mg/L2005-01-01 – 2007-12-312026Q3
Twelve most recent imported state laboratory records
SubstancePublished resultSample dateLocation / source
SODIUM17.7 mg/L2026-03-10SPENCERWL-01 / 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

34 imported records. Status is as recorded in the source; historical records are not current advisories. Missing records do not establish that no violations occurred.

Twenty most recent imported compliance records
Rule / recordPeriodRecorded statusHealth-based (EPA classification)Source quarter
Stage 2 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)2025-01-01 – 2025-12-31ResolvedNo2026Q3
Stage 2 Disinfectants and Disinfection Byproducts Rule / Monitoring and Reporting (DBP)2025-01-01 – 2025-12-31ResolvedNo2026Q3
Nitrate Rule / Monitoring, Regular2025-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3
Volatile Organic Chemicals / Monitoring, Regular2020-01-01 – 2025-12-31ResolvedNo2026Q3

Source dates and refresh checks

A refresh check is not a sample date. Publication periods, sample dates and checks are shown separately.

Administrative contact (EPA filing)

Mager, Robert D: 208-507-1737

An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.

Official state resources · How to read these records