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Non-Transient Non-Community Water System · PWS IL3157990

Azz Galvanizing

Joliet, Illinois 60433 - drinking water served from groundwater sources to 50 people, tracked in EPA SDWIS and UCMR5.

50
People served
1,482
EPA violations
4
Health-based
Untested
UCMR5 result

The verdict

EPA records 1,482 drinking-water violations at Azz Galvanizing - above the Illinois per-system average.

1,482
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
50
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Azz Galvanizing

Azz Galvanizing is a private-owned non-transient non-community water system that delivers drinking water to 50 residents in Joliet, Illinois (Will County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 1,482 total violations for this system , of which 4 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 1,474 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is 1,2,4-Trichlorobenzene, recorded in 30 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. Statewide, 123 of 487 UCMR5-tested systems have reported PFAS detections (25.3%).

Azz Galvanizing's 1,482 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
50
Total Violations
1,482
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Will
School/Daycare
No
MCL Violations
0
Monitoring Violations
1,474
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
1,2,4-Trichlorobenzene MR 30 2023
cis-1,2-Dichloroethylene MR 30 2023
o-Dichlorobenzene MR 30 2023
1,1,1-Trichloroethane MR 30 2023
Vinyl chloride MR 30 2023
1,1-Dichloroethylene MR 30 2023
trans-1,2-Dichloroethylene MR 30 2023
1,2-Dichloroethane MR 30 2023
1,2-Dichloropropane MR 30 2023
Trichloroethylene MR 30 2023
1,1,2-Trichloroethane MR 30 2023
CHLOROBENZENE MR 30 2023
Benzene MR 30 2023
Styrene MR 30 2023
BHC-GAMMA MR 30 2020
Methoxychlor MR 30 2020
Toxaphene MR 30 2020
Carbofuran MR 30 2020
LASSO MR 30 2020
Heptachlor MR 30 2020
2,4-D MR 30 2020
2,4,5-TP MR 30 2020
Total Polychlorinated Biphenyls (PCB) MR 30 2020
1,2-DIBROMO-3-CHLOROPROPANE MR 30 2020
ETHYLENE DIBROMIDE MR 30 2020
Chlordane MR 30 2020
Xylenes, Total MR 30 2023
DICHLOROMETHANE MR 30 2023
Tetrachloroethylene MR 30 2023
Carbon tetrachloride MR 30 2023

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 Azz Galvanizing.

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 IL3157990 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 Azz Galvanizing 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
2024 LEAD AND COPPER RULE REVISIONS TT 4 SDWIS / IL3157990 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 4 SDWIS / IL3157990 / 5200
2024 Revised Total Coliform Rule MON 4 SDWIS / IL3157990 / 8000
2023 1,2,4-Trichlorobenzene MR 30 SDWIS / IL3157990 / 2378
2023 cis-1,2-Dichloroethylene MR 30 SDWIS / IL3157990 / 2380
2023 o-Dichlorobenzene MR 30 SDWIS / IL3157990 / 2968
2023 1,1,1-Trichloroethane MR 30 SDWIS / IL3157990 / 2981
2023 Vinyl chloride MR 30 SDWIS / IL3157990 / 2976
2023 1,1-Dichloroethylene MR 30 SDWIS / IL3157990 / 2977
2023 trans-1,2-Dichloroethylene MR 30 SDWIS / IL3157990 / 2979
2023 1,2-Dichloroethane MR 30 SDWIS / IL3157990 / 2980
2023 1,2-Dichloropropane MR 30 SDWIS / IL3157990 / 2983
2023 Trichloroethylene MR 30 SDWIS / IL3157990 / 2984
2023 1,1,2-Trichloroethane MR 30 SDWIS / IL3157990 / 2985
2023 CHLOROBENZENE MR 30 SDWIS / IL3157990 / 2989

How Azz Galvanizing Compares

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

Metric Azz Galvanizing Illinois avg Federal benchmark
Total violations 1,482 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 25.3% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 50 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 Azz Galvanizing water safe to drink? ▼
Azz Galvanizing (PWS ID: IL3157990) has 1482 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 50 people using Groundwater sources.
How many people does Azz Galvanizing serve? ▼
Azz Galvanizing serves 50 people in Joliet, Illinois. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Azz Galvanizing have? ▼
Azz Galvanizing has 1,482 total violations: 4 health-based violations (MCL exceedances or treatment failures), 1,474 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Azz Galvanizing water? ▼
No PFAS testing data is available for Azz Galvanizing under the EPA's UCMR5 monitoring program.
What water source does Azz Galvanizing use? ▼
Azz Galvanizing 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.
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.