PlainWater
States → Idaho

TROW CREEK WATER ASSN

PWS ID: ID1110029 · BONNERS FERRY, Idaho 83805

TROW CREEK WATER ASSN serves 98 people in BONNERS FERRY, Idaho using Surface Water water sources. It has 209 recorded EPA violations, including 19 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: TROW CREEK WATER ASSN

TROW CREEK WATER ASSN is a local-owned community water system that delivers drinking water to 98 residents in BONNERS FERRY, Idaho (Boundary County) through 39 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 209 total violations for this system , of which 19 (9%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 182 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 31 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. TROW CREEK WATER ASSN's 209 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
98
Total Violations
209
Health-Based Violations
19
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
39
County
Boundary
School/Daycare
No
MCL Violations
8
Monitoring Violations
182
Treatment Tech Violations
11

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 31 2016
Coliform (TCR) MCL 8 2015
Lead and Copper Rule MR 7 2019
Nitrate MR 6 2010
Surface Water Treatment Rule MR 6 2024
Gross Alpha, Excl. Radon and U MR 5 2013
Interim Enhanced Surface Water Treatment Rule MR 5 2024
cis-1,2-Dichloroethylene MR 4 2013
Xylenes, Total MR 4 2013
DICHLOROMETHANE MR 4 2013
p-Dichlorobenzene MR 4 2013
Vinyl chloride MR 4 2013
1,1-Dichloroethylene MR 4 2013
1,1,1-Trichloroethane MR 4 2013
Carbon tetrachloride MR 4 2013
Trichloroethylene MR 4 2013
1,1,2-Trichloroethane MR 4 2013
Tetrachloroethylene MR 4 2013
CHLOROBENZENE MR 4 2013
Benzene MR 4 2013
Ethylbenzene MR 4 2013
Styrene MR 4 2013
Radium-226 MR 4 2013
Combined Uranium MR 4 2013
1,2,4-Trichlorobenzene MR 4 2013
o-Dichlorobenzene MR 4 2013
trans-1,2-Dichloroethylene MR 4 2013
1,2-Dichloroethane MR 4 2013
Toluene MR 4 2013
1,2-Dichloropropane MR 4 2013

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 TROW CREEK WATER ASSN.

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 ID1110029 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
2024 Surface Water Treatment Rule MR 6 SDWIS / ID1110029 / 0200
2024 Interim Enhanced Surface Water Treatment Rule MR 5 SDWIS / ID1110029 / 0300
2021 Interim Enhanced Surface Water Treatment Rule TT 4 SDWIS / ID1110029 / 0300
2020 Asbestos MR 2 SDWIS / ID1110029 / 1094
2020 Glyphosate MR 2 SDWIS / ID1110029 / 2034
2019 Lead and Copper Rule MR 7 SDWIS / ID1110029 / 5000
2017 Surface Water Treatment Rule TT 4 SDWIS / ID1110029 / 0200
2016 Coliform (TCR) MR 31 SDWIS / ID1110029 / 3100
2015 Coliform (TCR) MCL 8 SDWIS / ID1110029 / 3100
2013 Gross Alpha, Excl. Radon and U MR 5 SDWIS / ID1110029 / 4000
2013 cis-1,2-Dichloroethylene MR 4 SDWIS / ID1110029 / 2380
2013 Xylenes, Total MR 4 SDWIS / ID1110029 / 2955
2013 DICHLOROMETHANE MR 4 SDWIS / ID1110029 / 2964
2013 p-Dichlorobenzene MR 4 SDWIS / ID1110029 / 2969
2013 Vinyl chloride MR 4 SDWIS / ID1110029 / 2976

How TROW CREEK WATER ASSN Compares

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

Metric TROW CREEK WATER ASSN Idaho avg Federal benchmark
Total violations 209 52.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 19 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 98 870 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 TROW CREEK WATER ASSN water safe to drink? ▼
TROW CREEK WATER ASSN (PWS ID: ID1110029) has 209 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 98 people using Surface Water sources.
How many people does TROW CREEK WATER ASSN serve? ▼
TROW CREEK WATER ASSN serves 98 people in BONNERS FERRY, Idaho. It is a Local-owned system using Surface Water water sources with 39 service connections.
What type of violations does TROW CREEK WATER ASSN have? ▼
TROW CREEK WATER ASSN has 209 total violations: 19 health-based violations (MCL exceedances or treatment failures), 182 monitoring/reporting violations, and 11 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in TROW CREEK WATER ASSN water? ▼
No PFAS testing data is available for TROW CREEK WATER ASSN under the EPA's UCMR5 monitoring program.
What water source does TROW CREEK WATER ASSN use? ▼
TROW CREEK WATER ASSN 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

Water in Idaho

All systems in state
All States

Water quality by state
Contaminants

PFAS & other pollutants
Guides

Understanding water quality

Related Data for Idaho

Environmental Data → Natural Hazards → Air Quality → Healthcare Access → Climate Data →
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.

Related

Browse all → | Rankings →
Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial