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Community Water System · PWS ID6030025

Inkom City Of

Inkom, Idaho 83245 - drinking water served from groundwater sources to 792 people, tracked in EPA SDWIS and UCMR5.

792
People served
28
EPA violations
11
Health-based
Untested
UCMR5 result

The verdict

EPA records 28 drinking-water violations at Inkom City Of, 39% of them health-based - below the Idaho per-system average.

28
Total EPA violations on record
39%
Health-based (MCL / treatment failure)
792
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Inkom City Of

Inkom City Of is a local-owned community water system that delivers drinking water to 792 residents in Inkom, Idaho (Bannock County) through 338 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 28 total violations for this system , of which 11 (39%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 16 monitoring and reporting violations are on file. The most recent violation on record dates to 2013.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 11 violations (MCL, health-based). 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%).

Inkom City Of's 28 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
792
Total Violations
28
Health-Based Violations
11
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
338
County
Bannock
School/Daycare
No
MCL Violations
11
Monitoring Violations
16
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 11 2013
Coliform (TCR) MR 5 1994
Nitrate MR 1 1995
Barium MR 1 1993
Cadmium MR 1 1993
Chromium MR 1 1993
Beryllium, Total MR 1 1993
Thallium, Total MR 1 1993
Antimony, Total MR 1 1993
Selenium MR 1 1993
Mercury MR 1 1993
Nickel MR 1 1993
Fluoride 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 Inkom 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 ID6030025 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
2013 Coliform (TCR) MCL 11 SDWIS / ID6030025 / 3100
1995 Nitrate MR 1 SDWIS / ID6030025 / 1040
1994 Coliform (TCR) MR 5 SDWIS / ID6030025 / 3100
1993 Barium MR 1 SDWIS / ID6030025 / 1010
1993 Cadmium MR 1 SDWIS / ID6030025 / 1015
1993 Chromium MR 1 SDWIS / ID6030025 / 1020
1993 Beryllium, Total MR 1 SDWIS / ID6030025 / 1075
1993 Thallium, Total MR 1 SDWIS / ID6030025 / 1085
1993 Antimony, Total MR 1 SDWIS / ID6030025 / 1074
1993 Selenium MR 1 SDWIS / ID6030025 / 1045
1993 Mercury MR 1 SDWIS / ID6030025 / 1035
1993 Nickel MR 1 SDWIS / ID6030025 / 1036
1993 Fluoride MR 1 SDWIS / ID6030025 / 1025

How Inkom City Of Compares

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

Metric Inkom City Of Idaho avg Federal benchmark
Total violations 28 52.3 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 11 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 792 870 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 Inkom City Of water safe to drink? ▼
Inkom City Of (PWS ID: ID6030025) has 28 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 792 people using Groundwater sources.
How many people does Inkom City Of serve? ▼
Inkom City Of serves 792 people in Inkom, Idaho. It is a Local-owned system using Groundwater water sources with 338 service connections.
What type of violations does Inkom City Of have? ▼
Inkom City Of has 28 total violations: 11 health-based violations (MCL exceedances or treatment failures), 16 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Inkom City Of water? ▼
No PFAS testing data is available for Inkom City Of under the EPA's UCMR5 monitoring program.
What water source does Inkom City Of use? ▼
Inkom 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.
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.