PlainWater

MINIDOKA CITY OF

PWS ID: ID5340010 · MINIDOKA, Idaho 83343

MINIDOKA CITY OF serves 120 people in MINIDOKA, Idaho using Groundwater water sources. It has 150 recorded EPA violations, including 24 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: MINIDOKA CITY OF

MINIDOKA CITY OF is a local-owned community water system that delivers drinking water to 120 residents in MINIDOKA, Idaho (Minidoka County) through 57 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 150 total violations for this system , of which 24 (16%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 98 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 Chlorine, recorded in 27 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. MINIDOKA CITY OF's 150 violations sit above the Idaho average. Statewide, 40 of 60 UCMR5-tested systems have reported PFAS detections (66.7%). 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
120
Total Violations
150
Health-Based Violations
24
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
57
County
Minidoka
School/Daycare
No
MCL Violations
6
Monitoring Violations
98
Treatment Tech Violations
18

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 27 2025
Groundwater Rule TT 18 2019
Nitrate MR 17 2025
Public Notice Other 12 2019
Coliform (TCR) MR 10 2013
Lead and Copper Rule MR 9 2022
Groundwater Rule Other 7 2022
Coliform (TCR) MCL 6 2013
E. COLI MR 6 2022
Revised Total Coliform Rule MON 4 2025
Consumer Confidence Rule Other 3 1999
Combined Uranium MR 2 2017
Radium-228 MR 2 2017
Radium-226 MR 2 2017
LEAD AND COPPER RULE REVISIONS RPT 2 2025
Gross Alpha, Excl. Radon and U MR 2 2020
Carbon tetrachloride MR 1 1993
1,1-Dichloroethylene MR 1 1993
cis-1,2-Dichloroethylene MR 1 1993
1,2-Dichloroethane MR 1 1993
o-Dichlorobenzene MR 1 1993
p-Dichlorobenzene MR 1 1993
Ethylbenzene MR 1 1993
CHLOROBENZENE MR 1 1993
Styrene MR 1 1993
Tetrachloroethylene MR 1 1993
trans-1,2-Dichloroethylene MR 1 1993
Benzene MR 1 1993
1,2-Dichloropropane MR 1 1993
Trichloroethylene MR 1 1993

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 MINIDOKA 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 ID5340010 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 27 SDWIS / ID5340010 / 0999
2025 Nitrate MR 17 SDWIS / ID5340010 / 1040
2025 Revised Total Coliform Rule MON 4 SDWIS / ID5340010 / 8000
2025 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / ID5340010 / 5200
2022 Lead and Copper Rule MR 9 SDWIS / ID5340010 / 5000
2022 Groundwater Rule Other 7 SDWIS / ID5340010 / 0700
2022 E. COLI MR 6 SDWIS / ID5340010 / 3014
2020 Gross Alpha, Excl. Radon and U MR 2 SDWIS / ID5340010 / 4000
2019 Groundwater Rule TT 18 SDWIS / ID5340010 / 0700
2019 Public Notice Other 12 SDWIS / ID5340010 / 7500
2017 Combined Uranium MR 2 SDWIS / ID5340010 / 4006
2017 Radium-228 MR 2 SDWIS / ID5340010 / 4030
2017 Radium-226 MR 2 SDWIS / ID5340010 / 4020
2013 Coliform (TCR) MR 10 SDWIS / ID5340010 / 3100
2013 Coliform (TCR) MCL 6 SDWIS / ID5340010 / 3100

How MINIDOKA CITY OF Compares

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

Metric MINIDOKA CITY OF Idaho avg Federal benchmark
Total violations 150 52.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 24 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 120 870 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is MINIDOKA CITY OF water safe to drink?
MINIDOKA CITY OF (PWS ID: ID5340010) has 150 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 120 people using Groundwater sources.
How many people does MINIDOKA CITY OF serve?
MINIDOKA CITY OF serves 120 people in MINIDOKA, Idaho. It is a Local-owned system using Groundwater water sources with 57 service connections.
What type of violations does MINIDOKA CITY OF have?
MINIDOKA CITY OF has 150 total violations: 24 health-based violations (MCL exceedances or treatment failures), 98 monitoring/reporting violations, and 18 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in MINIDOKA CITY OF water?
No PFAS testing data is available for MINIDOKA CITY OF under the EPA's UCMR5 monitoring program.
What water source does MINIDOKA CITY OF use?
MINIDOKA CITY OF uses Groundwater 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial