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Non-Transient Non-Community Water System · PWS IL3104216

Mat Holdings

Waukegan, Illinois 60085 - drinking water served from groundwater sources to 115 people, tracked in EPA SDWIS and UCMR5.

115
People served
495
EPA violations
4
Health-based
Untested
UCMR5 result

The verdict

EPA records 495 drinking-water violations at Mat Holdings, 1% of them health-based - above the Illinois per-system average.

495
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
115
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Mat Holdings

Mat Holdings is a private-owned non-transient non-community water system that delivers drinking water to 115 residents in Waukegan, Illinois (Lake County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 495 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 485 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 Lead and Copper Rule, recorded in 16 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%).

Mat Holdings's 495 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
115
Total Violations
495
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Lake
School/Daycare
No
MCL Violations
0
Monitoring Violations
485
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 16 2023
Chlordane MR 11 2017
Methoxychlor MR 11 2017
Toxaphene MR 11 2017
Endothall MR 11 2017
Glyphosate MR 11 2017
OXAMYL MR 11 2017
Picloram MR 11 2017
Atrazine MR 11 2017
Heptachlor MR 11 2017
Heptachlor epoxide MR 11 2017
Pentachlorophenol MR 11 2017
Total Polychlorinated Biphenyls (PCB) MR 11 2017
1,2-DIBROMO-3-CHLOROPROPANE MR 11 2017
ETHYLENE DIBROMIDE MR 11 2017
Simazine MR 11 2017
Carbofuran MR 11 2017
LASSO MR 11 2017
2,4-D MR 11 2017
BHC-GAMMA MR 11 2017
Diquat MR 11 2017
2,4,5-TP MR 11 2017
Dalapon MR 10 2013
Hexachlorocyclopentadiene MR 10 2013
HEXACHLOROBENZENE MR 10 2013
Benzo(a)pyrene MR 10 2013
Di(2-ethylhexyl) adipate MR 10 2013
Dinoseb MR 10 2013
Endrin MR 10 2013
Di(2-ethylhexyl) phthalate MR 10 2013

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 Mat Holdings.

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 IL3104216 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 Mat Holdings 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 RPT 4 SDWIS / IL3104216 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 4 SDWIS / IL3104216 / 5200
2024 Public Notice Other 2 SDWIS / IL3104216 / 7500
2023 Lead and Copper Rule MR 16 SDWIS / IL3104216 / 5000
2019 1,2,4-Trichlorobenzene MR 7 SDWIS / IL3104216 / 2378
2019 DICHLOROMETHANE MR 7 SDWIS / IL3104216 / 2964
2019 Vinyl chloride MR 7 SDWIS / IL3104216 / 2976
2019 1,1,1-Trichloroethane MR 7 SDWIS / IL3104216 / 2981
2019 Ethylbenzene MR 7 SDWIS / IL3104216 / 2992
2019 Styrene MR 7 SDWIS / IL3104216 / 2996
2019 cis-1,2-Dichloroethylene MR 7 SDWIS / IL3104216 / 2380
2019 Xylenes, Total MR 7 SDWIS / IL3104216 / 2955
2019 o-Dichlorobenzene MR 7 SDWIS / IL3104216 / 2968
2019 1,1-Dichloroethylene MR 7 SDWIS / IL3104216 / 2977
2019 trans-1,2-Dichloroethylene MR 7 SDWIS / IL3104216 / 2979

How Mat Holdings Compares

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

Metric Mat Holdings Illinois avg Federal benchmark
Total violations 495 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 115 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 Mat Holdings water safe to drink? ▼
Mat Holdings (PWS ID: IL3104216) has 495 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 115 people using Groundwater sources.
How many people does Mat Holdings serve? ▼
Mat Holdings serves 115 people in Waukegan, Illinois. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Mat Holdings have? ▼
Mat Holdings has 495 total violations: 4 health-based violations (MCL exceedances or treatment failures), 485 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Mat Holdings water? ▼
No PFAS testing data is available for Mat Holdings under the EPA's UCMR5 monitoring program.
What water source does Mat Holdings use? ▼
Mat Holdings 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.