PlainWater
States → Illinois

IL AMERICAN-SOUTH BELOIT

PWS ID: IL2010450 · GODFREY, Illinois 62035

IL AMERICAN-SOUTH BELOIT serves 7,893 people in GODFREY, Illinois using Groundwater water sources. It has 108 recorded EPA violations, including 8 health-based violations. PFAS "forever chemicals" were detected in UCMR5 testing (1 compound found).

Water Quality Snapshot: IL AMERICAN-SOUTH BELOIT

IL AMERICAN-SOUTH BELOIT is a private-owned community water system that delivers drinking water to 7,893 residents in GODFREY, Illinois (Winnebago County) through 2,989 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 108 total violations for this system , of which 8 (7%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 98 monitoring and reporting violations are on file. The most recent violation on record dates to 2006.

The most frequently cited contaminant at this system is Combined Radium (-226 and -228), recorded in 8 violations (MCL, health-based). Under EPA's UCMR5 PFAS monitoring program, 1 PFAS compound was detected in samples collected from this system, with a maximum reported concentration of 0.0037 ppt. PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

Across Illinois, EPA tracks 5,117 public water systems serving 12,576,876 people, with 355,322 cumulative violations and 52,932 health-based violations on record. About 81% of systems in the state carry at least one violation, and state-wide the average per system is 69.4 violations. IL AMERICAN-SOUTH BELOIT's 108 violations sit above the Illinois average. Statewide, 199 of 487 UCMR5-tested systems have reported PFAS detections (40.9%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

PFAS Detected

1 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
7,893
Total Violations
108
Health-Based Violations
8
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
2,989
County
Winnebago
School/Daycare
No
MCL Violations
8
Monitoring Violations
98
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Combined Radium (-226 and -228) MCL 8 2003
Chlorine MR 4 2006
Methoxychlor MR 3 1995
LASSO MR 3 1995
Heptachlor MR 3 1995
Heptachlor epoxide MR 3 1995
2,4-D MR 3 1995
2,4,5-TP MR 3 1995
1,2-DIBROMO-3-CHLOROPROPANE MR 3 1995
ETHYLENE DIBROMIDE MR 3 1995
Chlordane MR 3 1995
Endrin MR 3 1995
Dalapon MR 3 1995
Diquat MR 3 1995
Endothall MR 3 1995
Di(2-ethylhexyl) adipate MR 3 1995
Picloram MR 3 1995
Hexachlorocyclopentadiene MR 3 1995
Aldicarb sulfoxide MR 3 1995
Aldicarb MR 3 1995
Benzo(a)pyrene MR 3 1995
Carbofuran MR 3 1995
Aldicarb sulfone MR 3 1995
Toxaphene MR 3 1995
Total Polychlorinated Biphenyls (PCB) MR 3 1995
HEXACHLOROBENZENE MR 3 1995
BHC-GAMMA MR 3 1995
Atrazine MR 3 1995
OXAMYL MR 3 1995
Pentachlorophenol MR 3 1995

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 1 of 60 samples detected PFAS.

Contaminant Date Result MRL Status
PFTrDA 8/13/2024 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 8/13/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 8/13/2024 <0.008 µg/L 0.008 µg/L Not Detected
NMeFOSAA 8/13/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFOS 8/13/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFBS 8/13/2024 0.0037 µg/L 0.003 µg/L Detected
PFHpA 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
lithium 8/13/2024 <9 µg/L 9 µg/L Not Detected
PFNA 8/13/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 8/13/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 8/13/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 8/13/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 8/13/2024 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 8/13/2024 <0.02 µg/L 0.02 µg/L Not Detected
PFHxS 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 8/13/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 8/13/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 8/13/2024 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 8/13/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 8/13/2024 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 8/13/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 8/13/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 2/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 2/14/2024 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 2/14/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 2/14/2024 <0.005 µg/L 0.005 µg/L Not Detected
HFPO-DA 2/14/2024 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 2/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 2/14/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFUnA 2/14/2024 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 2/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 2/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 2/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 2/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 2/14/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 2/14/2024 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 2/14/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFOS 2/14/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 2/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 2/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 2/14/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 2/14/2024 <0.02 µg/L 0.02 µg/L Not Detected

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 IL AMERICAN-SOUTH BELOIT.

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 IL2010450 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Illinois Drinking Water Authority

Illinois EPA — Bureau of Water is the primacy agency that licenses and inspects IL AMERICAN-SOUTH BELOIT under EPA-delegated authority.

Open IL regulator portal

Source: Illinois EPA — Bureau of Water

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
2006 Chlorine MR 4 SDWIS / IL2010450 / 0999
2003 Combined Radium (-226 and -228) MCL 8 SDWIS / IL2010450 / 4010
1995 Methoxychlor MR 3 SDWIS / IL2010450 / 2015
1995 LASSO MR 3 SDWIS / IL2010450 / 2051
1995 Heptachlor MR 3 SDWIS / IL2010450 / 2065
1995 Heptachlor epoxide MR 3 SDWIS / IL2010450 / 2067
1995 2,4-D MR 3 SDWIS / IL2010450 / 2105
1995 2,4,5-TP MR 3 SDWIS / IL2010450 / 2110
1995 1,2-DIBROMO-3-CHLOROPROPANE MR 3 SDWIS / IL2010450 / 2931
1995 ETHYLENE DIBROMIDE MR 3 SDWIS / IL2010450 / 2946
1995 Chlordane MR 3 SDWIS / IL2010450 / 2959
1995 Endrin MR 3 SDWIS / IL2010450 / 2005
1995 Dalapon MR 3 SDWIS / IL2010450 / 2031
1995 Diquat MR 3 SDWIS / IL2010450 / 2032
1995 Endothall MR 3 SDWIS / IL2010450 / 2033

How IL AMERICAN-SOUTH BELOIT Compares

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

Metric IL AMERICAN-SOUTH BELOIT Illinois avg Federal benchmark
Total violations 108 69.4 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 8 10.3 Indicates a contaminant exceeded a federal MCL
PFAS detection 1 compound 40.9% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 7,893 2,458 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 5,117 regulated public water systems in Illinois.

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 IL AMERICAN-SOUTH BELOIT water safe to drink? ▼
IL AMERICAN-SOUTH BELOIT (PWS ID: IL2010450) has 108 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 1 PFAS compound found. This system serves 7,893 people using Groundwater sources.
How many people does IL AMERICAN-SOUTH BELOIT serve? ▼
IL AMERICAN-SOUTH BELOIT serves 7,893 people in GODFREY, Illinois. It is a Private-owned system using Groundwater water sources with 2,989 service connections.
What type of violations does IL AMERICAN-SOUTH BELOIT have? ▼
IL AMERICAN-SOUTH BELOIT has 108 total violations: 8 health-based violations (MCL exceedances or treatment failures), 98 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in IL AMERICAN-SOUTH BELOIT water? ▼
Yes. UCMR5 testing detected 1 PFAS compound in IL AMERICAN-SOUTH BELOIT's water supply: PFBS. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does IL AMERICAN-SOUTH BELOIT use? ▼
IL AMERICAN-SOUTH BELOIT 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

Water in Illinois

All systems in state
All States

Water quality by state
Contaminants

PFAS & other pollutants
Guides

Understanding water quality

Related Data for Illinois

Environmental Data → Natural Hazards → Air Quality → Healthcare Access → Climate Data →
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). 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