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Community Water System · PWS IL1070050

Atlanta

Atlanta, Illinois 61723 - drinking water served from groundwater sources to 1,692 people, tracked in EPA SDWIS and UCMR5.

1,692
People served
83
EPA violations
45
Health-based
Untested
UCMR5 result

The verdict

EPA records 83 drinking-water violations at Atlanta, 54% of them health-based - above the Illinois per-system average.

83
Total EPA violations on record
54%
Health-based (MCL / treatment failure)
1,692
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Atlanta

Atlanta is a local-owned community water system that delivers drinking water to 1,692 residents in Atlanta, Illinois (Logan County) through 772 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 83 total violations for this system , of which 45 (54%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 28 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 Arsenic, recorded in 31 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 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. Statewide, 199 of 487 UCMR5-tested systems have reported PFAS detections (40.9%).

Atlanta's 83 violations sit above the Illinois average.

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
1,692
Total Violations
83
Health-Based Violations
45
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
772
County
Logan
School/Daycare
No
MCL Violations
37
Monitoring Violations
28
Treatment Tech Violations
8

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MCL 31 2018
Lead and Copper Rule TT 8 2021
Consumer Confidence Rule Other 8 2021
Lead and Copper Rule MR 7 2013
Chlorine MR 6 2016
Nitrite MCL 6 2018
Revised Total Coliform Rule MON 4 2016
TTHM MR 4 2022
Total Haloacetic Acids (HAA5) MR 4 2022
Coliform (TCR) MR 2 2003
Gross Alpha, Excl. Radon and U MR 1 1977

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 Atlanta.

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 IL1070050 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 Atlanta 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
2022 TTHM MR 4 SDWIS / IL1070050 / 2950
2022 Total Haloacetic Acids (HAA5) MR 4 SDWIS / IL1070050 / 2456
2021 Lead and Copper Rule TT 8 SDWIS / IL1070050 / 5000
2021 Consumer Confidence Rule Other 8 SDWIS / IL1070050 / 7000
2018 Arsenic MCL 31 SDWIS / IL1070050 / 1005
2018 Nitrite MCL 6 SDWIS / IL1070050 / 1041
2016 Chlorine MR 6 SDWIS / IL1070050 / 0999
2016 Revised Total Coliform Rule MON 4 SDWIS / IL1070050 / 8000
2013 Lead and Copper Rule MR 7 SDWIS / IL1070050 / 5000
2003 Coliform (TCR) MR 2 SDWIS / IL1070050 / 3100
1977 Gross Alpha, Excl. Radon and U MR 1 SDWIS / IL1070050 / 4000

How Atlanta Compares

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

Metric Atlanta Illinois avg Federal benchmark
Total violations 83 69.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 45 10.3 Indicates a contaminant exceeded a federal MCL
PFAS detection None 40.9% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 1,692 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Atlanta water safe to drink? ▼
Atlanta (PWS ID: IL1070050) has 83 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,692 people using Groundwater sources.
How many people does Atlanta serve? ▼
Atlanta serves 1,692 people in Atlanta, Illinois. It is a Local-owned system using Groundwater water sources with 772 service connections.
What type of violations does Atlanta have? ▼
Atlanta has 83 total violations: 45 health-based violations (MCL exceedances or treatment failures), 28 monitoring/reporting violations, and 8 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Atlanta water? ▼
No PFAS testing data is available for Atlanta under the EPA's UCMR5 monitoring program.
What water source does Atlanta use? ▼
Atlanta 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.
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.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.