PlainWater

ELK RIVER CITY OF

PWS ID: ID2180013 · ELK RIVER, Idaho 83827

ELK RIVER CITY OF serves 165 people in ELK RIVER, Idaho using Surface Water water sources. It has 77 recorded EPA violations, including 28 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: ELK RIVER CITY OF

ELK RIVER CITY OF is a local-owned community water system that delivers drinking water to 165 residents in ELK RIVER, Idaho (Clearwater County) through 203 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 77 total violations for this system , of which 28 (36%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 49 monitoring and reporting violations are on file. The most recent violation on record dates to 2018.

The most frequently cited contaminant at this system is Total Haloacetic Acids (HAA5), recorded in 25 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. ELK RIVER CITY OF's 77 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
165
Total Violations
77
Health-Based Violations
28
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
203
County
Clearwater
School/Daycare
No
MCL Violations
28
Monitoring Violations
49
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Total Haloacetic Acids (HAA5) MCL 25 2016
Surface Water Treatment Rule MR 15 2018
Chlorine MR 10 2018
Lead and Copper Rule MR 7 2016
Revised Total Coliform Rule MON 6 2018
Interim Enhanced Surface Water Treatment Rule MR 3 2018
Coliform (TCR) MCL 3 1995
Total Haloacetic Acids (HAA5) MR 3 2017
TTHM MR 3 2017
Coliform (TCR) MR 1 2004
Gross Alpha, Excl. Radon and U MR 1 1979

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 ELK RIVER 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 ID2180013 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
2018 Surface Water Treatment Rule MR 15 SDWIS / ID2180013 / 0200
2018 Chlorine MR 10 SDWIS / ID2180013 / 0999
2018 Revised Total Coliform Rule MON 6 SDWIS / ID2180013 / 8000
2018 Interim Enhanced Surface Water Treatment Rule MR 3 SDWIS / ID2180013 / 0300
2017 Total Haloacetic Acids (HAA5) MR 3 SDWIS / ID2180013 / 2456
2017 TTHM MR 3 SDWIS / ID2180013 / 2950
2016 Total Haloacetic Acids (HAA5) MCL 25 SDWIS / ID2180013 / 2456
2016 Lead and Copper Rule MR 7 SDWIS / ID2180013 / 5000
2004 Coliform (TCR) MR 1 SDWIS / ID2180013 / 3100
1995 Coliform (TCR) MCL 3 SDWIS / ID2180013 / 3100
1979 Gross Alpha, Excl. Radon and U MR 1 SDWIS / ID2180013 / 4000

How ELK RIVER CITY OF Compares

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

Metric ELK RIVER CITY OF Idaho avg Federal benchmark
Total violations 77 52.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 28 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 165 870 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 ELK RIVER CITY OF water safe to drink?
ELK RIVER CITY OF (PWS ID: ID2180013) has 77 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 165 people using Surface Water sources.
How many people does ELK RIVER CITY OF serve?
ELK RIVER CITY OF serves 165 people in ELK RIVER, Idaho. It is a Local-owned system using Surface Water water sources with 203 service connections.
What type of violations does ELK RIVER CITY OF have?
ELK RIVER CITY OF has 77 total violations: 28 health-based violations (MCL exceedances or treatment failures), 49 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in ELK RIVER CITY OF water?
No PFAS testing data is available for ELK RIVER CITY OF under the EPA's UCMR5 monitoring program.
What water source does ELK RIVER CITY OF use?
ELK RIVER 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.

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