PlainWater

BANCROFT CITY OF

PWS ID: ID6150002 · BANCROFT, Idaho 83217

BANCROFT CITY OF serves 350 people in BANCROFT, Idaho using Groundwater water sources. It has 33 recorded EPA violations, including 17 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: BANCROFT CITY OF

BANCROFT CITY OF is a local-owned community water system that delivers drinking water to 350 residents in BANCROFT, Idaho (Caribou County) through 170 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 33 total violations for this system , of which 17 (52%) 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 2020.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 13 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. BANCROFT CITY OF's 33 violations sit below 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
350
Total Violations
33
Health-Based Violations
17
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
170
County
Caribou
School/Daycare
No
MCL Violations
17
Monitoring Violations
16
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 13 2000
Coliform (TCR) MR 7 2002
Revised Total Coliform Rule MCL 4 2017
Revised Total Coliform Rule MON 3 2020
Nitrate MR 2 2010
Combined Uranium MR 2 2017
Radium-228 MR 1 2008
Chlorine MR 1 2007

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 BANCROFT 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 ID6150002 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
2020 Revised Total Coliform Rule MON 3 SDWIS / ID6150002 / 8000
2017 Revised Total Coliform Rule MCL 4 SDWIS / ID6150002 / 8000
2017 Combined Uranium MR 2 SDWIS / ID6150002 / 4006
2010 Nitrate MR 2 SDWIS / ID6150002 / 1040
2008 Radium-228 MR 1 SDWIS / ID6150002 / 4030
2007 Chlorine MR 1 SDWIS / ID6150002 / 0999
2002 Coliform (TCR) MR 7 SDWIS / ID6150002 / 3100
2000 Coliform (TCR) MCL 13 SDWIS / ID6150002 / 3100

How BANCROFT CITY OF Compares

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

Metric BANCROFT CITY OF Idaho avg Federal benchmark
Total violations 33 52.3 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 17 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 350 870 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 BANCROFT CITY OF water safe to drink?
BANCROFT CITY OF (PWS ID: ID6150002) has 33 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 350 people using Groundwater sources.
How many people does BANCROFT CITY OF serve?
BANCROFT CITY OF serves 350 people in BANCROFT, Idaho. It is a Local-owned system using Groundwater water sources with 170 service connections.
What type of violations does BANCROFT CITY OF have?
BANCROFT CITY OF has 33 total violations: 17 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 BANCROFT CITY OF water?
No PFAS testing data is available for BANCROFT CITY OF under the EPA's UCMR5 monitoring program.
What water source does BANCROFT CITY OF use?
BANCROFT 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 Kiznis Studio Editorial