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BARNES CITY WATER SUPPLY

PWS ID: IA7905088 · BARNES CITY, Iowa 50027

BARNES CITY WATER SUPPLY serves 156 people in BARNES CITY, Iowa using Groundwater water sources. It has 39 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: BARNES CITY WATER SUPPLY

BARNES CITY WATER SUPPLY is a local-owned community water system that delivers drinking water to 156 residents in BARNES CITY, Iowa (Poweshiek County) through 90 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 39 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 12 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is Consumer Confidence Rule, recorded in 15 violations (Other). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Iowa, EPA tracks 1,795 public water systems serving 3,114,444 people, with 138,271 cumulative violations and 27,946 health-based violations on record. About 95% of systems in the state carry at least one violation, and state-wide the average per system is 77 violations. BARNES CITY WATER SUPPLY's 39 violations sit below the Iowa average. Statewide, 127 of 152 UCMR5-tested systems have reported PFAS detections (83.6%). 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
156
Total Violations
39
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
90
County
Poweshiek
School/Daycare
No
MCL Violations
0
Monitoring Violations
12
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Consumer Confidence Rule Other 15 2020
Coliform (TCR) MR 6 1991
Revised Total Coliform Rule MON 4 2022
Lead and Copper Rule MR 2 2022

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 BARNES CITY WATER SUPPLY.

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 IA7905088 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Iowa Drinking Water Authority

Iowa'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 IA 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
2022 Revised Total Coliform Rule MON 4 SDWIS / IA7905088 / 8000
2022 Lead and Copper Rule MR 2 SDWIS / IA7905088 / 5000
2020 Consumer Confidence Rule Other 15 SDWIS / IA7905088 / 7000
1991 Coliform (TCR) MR 6 SDWIS / IA7905088 / 3100

How BARNES CITY WATER SUPPLY Compares

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

Metric BARNES CITY WATER SUPPLY Iowa avg Federal benchmark
Total violations 39 77 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 15.6 Indicates a contaminant exceeded a federal MCL
PFAS detection None 83.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 156 1,735 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,795 regulated public water systems in Iowa.

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 BARNES CITY WATER SUPPLY water safe to drink?
BARNES CITY WATER SUPPLY (PWS ID: IA7905088) has 39 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 156 people using Groundwater sources.
How many people does BARNES CITY WATER SUPPLY serve?
BARNES CITY WATER SUPPLY serves 156 people in BARNES CITY, Iowa. It is a Local-owned system using Groundwater water sources with 90 service connections.
What type of violations does BARNES CITY WATER SUPPLY have?
BARNES CITY WATER SUPPLY has 39 total violations: 0 health-based violations (MCL exceedances or treatment failures), 12 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in BARNES CITY WATER SUPPLY water?
No PFAS testing data is available for BARNES CITY WATER SUPPLY under the EPA's UCMR5 monitoring program.
What water source does BARNES CITY WATER SUPPLY use?
BARNES CITY WATER SUPPLY 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