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Weiser, ID Tap Water Quality 2026

Water quality report for Weiser, ID — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Weiser's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Weiser City Of PWSID: ID3440011 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead was not detected and no violations are open. No PFAS was detected.

A

Weiser earns an A for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: not detected
PFAS tested, none detected
35 violations since 2015, 0 health-based
No violations currently open
Weiser's lead level vs. all Idaho community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: Not detected — 0% of the federal action level
✓ Lower lead than % of Idaho utilities
Population Served
5498
~2411 connections
Water Source
Surface water
Drawn from surface water — SDWIS source code SW
Active Violations
0
35 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
0% of EPA action level
Not detected
Action level: 15 ppb
Lead was not detected at the 90th percentile — the result fell below the laboratory detection limit. That is not the same as an absence of lead in every tap, and older homes with lead service lines can still show higher readings.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
TTHM MONITORING AND REPORTING — 0.080 mg/L 2024 Archived
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2024 Archived
Endrin MONITORING AND REPORTING — 0.002 mg/L 2020–2022 Archived
BHC-GAMMA MONITORING AND REPORTING — 0.0002 mg/L 2020–2022 Archived
Methoxychlor MONITORING AND REPORTING — 0.04 mg/L 2020–2022 Archived
Toxaphene MONITORING AND REPORTING — 0.003 mg/L 2020–2022 Archived
Dalapon MONITORING AND REPORTING — 0.2 mg/L 2020–2022 Archived
Diquat MONITORING AND REPORTING — 0.02 mg/L 2020–2022 Archived
Endothall MONITORING AND REPORTING — 0.1 mg/L 2020–2022 Archived
Glyphosate MONITORING AND REPORTING — 0.7 mg/L 2020–2022 Archived
Di(2-ethylhexyl) adipate MONITORING AND REPORTING — 0.4 mg/L 2020–2022 Archived
OXAMYL MONITORING AND REPORTING — 0.2 mg/L 2020–2022 Archived
Simazine MONITORING AND REPORTING — 0.004 mg/L 2020–2022 Archived
Di(2-ethylhexyl) phthalate MONITORING AND REPORTING — 0.006 mg/L 2020–2022 Archived
Picloram MONITORING AND REPORTING — 0.5 mg/L 2020–2022 Archived
Dinoseb MONITORING AND REPORTING — 0.007 mg/L 2020–2022 Archived
Hexachlorocyclopentadiene MONITORING AND REPORTING — 0.05 mg/L 2020–2022 Archived
Carbofuran MONITORING AND REPORTING — 0.04 mg/L 2020–2022 Archived
Atrazine MONITORING AND REPORTING — 0.003 mg/L 2020–2022 Archived
LASSO MONITORING AND REPORTING — — 2020–2022 Archived
Heptachlor MONITORING AND REPORTING — 0.0004 mg/L 2020–2022 Archived
Heptachlor epoxide MONITORING AND REPORTING — 0.0002 mg/L 2020–2022 Archived
2,4-D MONITORING AND REPORTING — 0.07 mg/L 2020–2022 Archived
2,4,5-TP MONITORING AND REPORTING — 0.05 mg/L 2020–2022 Archived
HEXACHLOROBENZENE MONITORING AND REPORTING — 0.001 mg/L 2020–2022 Archived
Benzo(a)pyrene MONITORING AND REPORTING — 0.0002 mg/L 2020–2022 Archived
Pentachlorophenol MONITORING AND REPORTING — 0.001 mg/L 2020–2022 Archived
Total Polychlorinated Biphenyls (PCB) MONITORING AND REPORTING — 0.0005 mg/L 2020–2022 Archived
1,2-DIBROMO-3-CHLOROPROPANE MONITORING AND REPORTING — 0.0002 mg/L 2020–2022 Archived
ETHYLENE DIBROMIDE MONITORING AND REPORTING — 0.00005 mg/L 2020–2022 Archived
Chlordane MONITORING AND REPORTING — 0.002 mg/L 2020–2022 Archived
Revised Total Coliform Rule MONITORING FAILURE — — 2018 Archived
CARBON, TOTAL MONITORING AND REPORTING — TT 2018 Archived
CARBON, TOTAL MONITORING AND REPORTING — TT 2018 Archived
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2018 Archived
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

35 violations are on record since 2015, of which 0 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Weiser City Of
PWSID ID3440011
Water source Surface water — Drawn from surface water — SDWIS source code SW
Population served 5,498
Service connections 2,411
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Weiser tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open.
Does Weiser water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Weiser? ▼
Weiser City Of (PWSID ID3440011). Surface water. Drawn from surface water — SDWIS source code SW
When was this system last inspected? ▼
It was last inspected on 2025-04-10. No significant deficiencies were recorded.

What Should Weiser Residents Do?

1
Read your annual water report
Your supplier publishes a Consumer Confidence Report each July covering the prior year.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

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