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Community Water System · PWS ID4200022

Glenns Ferry City Of

Glenns Ferry, Idaho 83623 - drinking water served from surface water sources to 1,282 people, tracked in EPA SDWIS and UCMR5.

1,282
People served
41
EPA violations
3
Health-based
Untested
UCMR5 result

The verdict

EPA records 41 drinking-water violations at Glenns Ferry City Of, 7% of them health-based - below the Idaho per-system average.

41
Total EPA violations on record
7%
Health-based (MCL / treatment failure)
1,282
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Glenns Ferry City Of

Glenns Ferry City Of is a local-owned community water system that delivers drinking water to 1,282 residents in Glenns Ferry, Idaho (Elmore County) through 666 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 41 total violations for this system , of which 3 (7%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 36 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Lead and Copper Rule, recorded in 7 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Idaho, EPA tracks 2,005 public water systems serving 1,743,912 people, with 104,850 cumulative violations and 19,965 health-based violations on record. About 96% of systems in the state carry at least one violation, and state-wide the average per system is 52.3 violations. Statewide, 40 of 60 UCMR5-tested systems have reported PFAS detections (66.7%).

Glenns Ferry City Of's 41 violations sit below the Idaho average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
1,282
Total Violations
41
Health-Based Violations
3
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
666
County
Elmore
School/Daycare
No
MCL Violations
3
Monitoring Violations
36
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 7 2018
Surface Water Treatment Rule MR 5 2024
Coliform (TCR) MR 4 2007
Chlorine MR 3 2025
Coliform (TCR) MCL 3 2008
TTHM MR 2 2009
Total Haloacetic Acids (HAA5) MR 2 2009
Interim Enhanced Surface Water Treatment Rule MR 2 2024
Nitrate MR 1 2006
Mercury MR 1 2008
Nickel MR 1 2008
Barium MR 1 2008
CYANIDE MR 1 2008
Antimony, Total MR 1 2008
Chromium MR 1 2008
Beryllium, Total MR 1 2008
Cadmium MR 1 2008
Selenium MR 1 2008
Thallium, Total MR 1 2008

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Glenns Ferry City Of.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID ID4200022 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Idaho Drinking Water Authority

Idaho's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find ID regulator via EPA SDWIS

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2025 Chlorine MR 3 SDWIS / ID4200022 / 0999
2024 Surface Water Treatment Rule MR 5 SDWIS / ID4200022 / 0200
2024 Interim Enhanced Surface Water Treatment Rule MR 2 SDWIS / ID4200022 / 0300
2018 Lead and Copper Rule MR 7 SDWIS / ID4200022 / 5000
2009 TTHM MR 2 SDWIS / ID4200022 / 2950
2009 Total Haloacetic Acids (HAA5) MR 2 SDWIS / ID4200022 / 2456
2008 Coliform (TCR) MCL 3 SDWIS / ID4200022 / 3100
2008 Mercury MR 1 SDWIS / ID4200022 / 1035
2008 Nickel MR 1 SDWIS / ID4200022 / 1036
2008 Barium MR 1 SDWIS / ID4200022 / 1010
2008 CYANIDE MR 1 SDWIS / ID4200022 / 1024
2008 Antimony, Total MR 1 SDWIS / ID4200022 / 1074
2008 Chromium MR 1 SDWIS / ID4200022 / 1020
2008 Beryllium, Total MR 1 SDWIS / ID4200022 / 1075
2008 Cadmium MR 1 SDWIS / ID4200022 / 1015

How Glenns Ferry City Of Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Glenns Ferry City Of Idaho avg Federal benchmark
Total violations 41 52.3 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 3 10 Indicates a contaminant exceeded a federal MCL
PFAS detection None 66.7% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 1,282 870 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 2,005 regulated public water systems in Idaho.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Glenns Ferry City Of water safe to drink? ▼
Glenns Ferry City Of (PWS ID: ID4200022) has 41 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,282 people using Surface Water sources.
How many people does Glenns Ferry City Of serve? ▼
Glenns Ferry City Of serves 1,282 people in Glenns Ferry, Idaho. It is a Local-owned system using Surface Water water sources with 666 service connections.
What type of violations does Glenns Ferry City Of have? ▼
Glenns Ferry City Of has 41 total violations: 3 health-based violations (MCL exceedances or treatment failures), 36 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Glenns Ferry City Of water? ▼
No PFAS testing data is available for Glenns Ferry City Of under the EPA's UCMR5 monitoring program.
What water source does Glenns Ferry City Of use? ▼
Glenns Ferry City Of uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.