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States → Iowa

G G BROTHERS

PWS ID: IA1600605 · WEST LIBERTY, Iowa 52776

G G BROTHERS serves 395 people in WEST LIBERTY, Iowa using Groundwater water sources. It has 470 recorded EPA violations, including 20 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: G G BROTHERS

G G BROTHERS is a private-owned transient non-community water system that delivers drinking water to 395 residents in WEST LIBERTY, Iowa (Cedar County) through 2 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 470 total violations for this system , of which 20 (4%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 307 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Public Notice, recorded in 108 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. G G BROTHERS's 470 violations sit above 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
395
Total Violations
470
Health-Based Violations
20
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
2
County
Cedar
School/Daycare
No
MCL Violations
20
Monitoring Violations
307
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Public Notice Other 108 2025
Revised Total Coliform Rule MON 85 2022
Coliform (TCR) MR 65 2015
Coliform (TCR) MCL 20 2002
Consumer Confidence Rule Other 17 2014
Nitrate MR 15 2022
Lead and Copper Rule MR 7 2012
LASSO MR 4 2009
2,4-D MR 4 2009
Dalapon MR 4 2009
Dinoseb MR 4 2009
Pentachlorophenol MR 4 2009
Picloram MR 4 2009
Simazine MR 4 2009
Carbon tetrachloride MR 4 2009
o-Dichlorobenzene MR 4 2009
1,2-Dichloroethane MR 4 2009
DICHLOROMETHANE MR 4 2009
CHLOROBENZENE MR 4 2009
Toluene MR 4 2009
1,2,4-Trichlorobenzene MR 4 2009
Vinyl chloride MR 4 2009
Xylenes, Total MR 4 2009
Styrene MR 4 2009
1,1-Dichloroethylene MR 4 2009
Groundwater Rule Other 4 2024
Benzo(a)pyrene MR 4 2009
1,1,1-Trichloroethane MR 4 2009
Di(2-ethylhexyl) adipate MR 4 2009
2,4,5-TP MR 4 2009

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 G G BROTHERS.

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 IA1600605 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
2025 Public Notice Other 108 SDWIS / IA1600605 / 7500
2024 Groundwater Rule Other 4 SDWIS / IA1600605 / 0700
2022 Revised Total Coliform Rule MON 85 SDWIS / IA1600605 / 8000
2022 Nitrate MR 15 SDWIS / IA1600605 / 1040
2015 Coliform (TCR) MR 65 SDWIS / IA1600605 / 3100
2014 Consumer Confidence Rule Other 17 SDWIS / IA1600605 / 7000
2012 Lead and Copper Rule MR 7 SDWIS / IA1600605 / 5000
2009 LASSO MR 4 SDWIS / IA1600605 / 2051
2009 2,4-D MR 4 SDWIS / IA1600605 / 2105
2009 Dalapon MR 4 SDWIS / IA1600605 / 2031
2009 Dinoseb MR 4 SDWIS / IA1600605 / 2041
2009 Pentachlorophenol MR 4 SDWIS / IA1600605 / 2326
2009 Picloram MR 4 SDWIS / IA1600605 / 2040
2009 Simazine MR 4 SDWIS / IA1600605 / 2037
2009 Carbon tetrachloride MR 4 SDWIS / IA1600605 / 2982

How G G BROTHERS Compares

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

Metric G G BROTHERS Iowa avg Federal benchmark
Total violations 470 77 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 20 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 395 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 G G BROTHERS water safe to drink? ▼
G G BROTHERS (PWS ID: IA1600605) has 470 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 395 people using Groundwater sources.
How many people does G G BROTHERS serve? ▼
G G BROTHERS serves 395 people in WEST LIBERTY, Iowa. It is a Private-owned system using Groundwater water sources with 2 service connections.
What type of violations does G G BROTHERS have? ▼
G G BROTHERS has 470 total violations: 20 health-based violations (MCL exceedances or treatment failures), 307 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in G G BROTHERS water? ▼
No PFAS testing data is available for G G BROTHERS under the EPA's UCMR5 monitoring program.
What water source does G G BROTHERS use? ▼
G G BROTHERS uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
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.

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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.

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