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ST MARYS SCHOOL BORED WELL

PWS ID: IL3140715 · EDWARDS, Illinois 61528

ST MARYS SCHOOL BORED WELL serves 140 people in EDWARDS, Illinois using Groundwater water sources. It has 435 recorded EPA violations, including 4 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: ST MARYS SCHOOL BORED WELL

ST MARYS SCHOOL BORED WELL is a private-owned non-transient non-community water system that delivers drinking water to 140 residents in EDWARDS, Illinois (Peoria County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 435 total violations for this system , of which 4 (1%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 423 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 ETHYLENE DIBROMIDE, recorded in 22 violations (MR). 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. ST MARYS SCHOOL BORED WELL's 435 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.

Population Served
140
Total Violations
435
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Peoria
School/Daycare
Yes
MCL Violations
0
Monitoring Violations
423
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
ETHYLENE DIBROMIDE MR 22 2008
Chlordane MR 22 2008
BHC-GAMMA MR 22 2008
Methoxychlor MR 22 2008
Carbofuran MR 22 2008
Heptachlor epoxide MR 22 2008
2,4-D MR 22 2008
Pentachlorophenol MR 22 2008
Toxaphene MR 22 2008
LASSO MR 22 2008
1,2-DIBROMO-3-CHLOROPROPANE MR 22 2008
Atrazine MR 22 2008
2,4,5-TP MR 22 2008
Total Polychlorinated Biphenyls (PCB) MR 22 2008
Heptachlor MR 22 2008
Lead and Copper Rule MR 15 2024
Barium MR 6 2020
Revised Total Coliform Rule MON 6 2021
CYANIDE MR 6 2020
Mercury MR 6 2020
Beryllium, Total MR 6 2020
Selenium MR 6 2020
Cadmium MR 6 2020
TTHM MR 6 2025
Total Haloacetic Acids (HAA5) MR 6 2025
Chromium MR 6 2020
Thallium, Total MR 6 2020
Antimony, Total MR 6 2020
Public Notice Other 4 2025
LEAD AND COPPER RULE REVISIONS TT 4 2024

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 ST MARYS SCHOOL BORED WELL.

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 IL3140715 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 ST MARYS SCHOOL BORED WELL 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
2025 TTHM MR 6 SDWIS / IL3140715 / 2950
2025 Total Haloacetic Acids (HAA5) MR 6 SDWIS / IL3140715 / 2456
2025 Public Notice Other 4 SDWIS / IL3140715 / 7500
2024 Lead and Copper Rule MR 15 SDWIS / IL3140715 / 5000
2024 LEAD AND COPPER RULE REVISIONS TT 4 SDWIS / IL3140715 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 4 SDWIS / IL3140715 / 5200
2024 Chlorine MR 3 SDWIS / IL3140715 / 0999
2021 Revised Total Coliform Rule MON 6 SDWIS / IL3140715 / 8000
2020 Barium MR 6 SDWIS / IL3140715 / 1010
2020 CYANIDE MR 6 SDWIS / IL3140715 / 1024
2020 Mercury MR 6 SDWIS / IL3140715 / 1035
2020 Beryllium, Total MR 6 SDWIS / IL3140715 / 1075
2020 Selenium MR 6 SDWIS / IL3140715 / 1045
2020 Cadmium MR 6 SDWIS / IL3140715 / 1015
2020 Chromium MR 6 SDWIS / IL3140715 / 1020

How ST MARYS SCHOOL BORED WELL Compares

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

Metric ST MARYS SCHOOL BORED WELL Illinois avg Federal benchmark
Total violations 435 69.4 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 4 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 140 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 ST MARYS SCHOOL BORED WELL water safe to drink? ▼
ST MARYS SCHOOL BORED WELL (PWS ID: IL3140715) has 435 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 140 people using Groundwater sources.
How many people does ST MARYS SCHOOL BORED WELL serve? ▼
ST MARYS SCHOOL BORED WELL serves 140 people in EDWARDS, Illinois. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does ST MARYS SCHOOL BORED WELL have? ▼
ST MARYS SCHOOL BORED WELL has 435 total violations: 4 health-based violations (MCL exceedances or treatment failures), 423 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in ST MARYS SCHOOL BORED WELL water? ▼
No PFAS testing data is available for ST MARYS SCHOOL BORED WELL under the EPA's UCMR5 monitoring program.
What water source does ST MARYS SCHOOL BORED WELL use? ▼
ST MARYS SCHOOL BORED WELL uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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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