Lockport, IL (60441): PFAS Detected in Mapped Water Systems
EPA data combined for 7 water systems mapped to this ZIP (largest mapped system: Lockport)
EPA records for the water systems mapped to 60441 in Lockport, IL contain 81 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 2 are marked health-based.
Data source: U.S. Environmental Protection Agency (EPA) SDWIS
At a Glance
- Water EPA records for water systems mapped to this ZIP show 2 health-based violations and 79 non-health-based (since 2021).
- Lead 90th-percentile lead reading of 0.03 mg/L; the EPA action level of 0.015 mg/L applies to a water system's 90th-percentile result.
- PFAS At least one PFAS result is above an EPA MCL value (UCMR5 sampling; MCL compliance required from 2029).
- Radon EPA Zone 2 - county-level radon potential, not a home measurement.
- Flood 156 cumulative NFIP claim records. This historical count is not a current property-risk verdict.
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The dataset for Lockport (60441) flags 2 critical-tier issues and 0 at high priority.
Score Breakdown
Overall Home Safety Score: Score unavailable
Required evidence is missing. Missing values remain unknown and are not imputed or renormalized.
The score is withheld for this ZIP: a water system serving it has EPA UCMR5 PFAS results above the value of an EPA PFAS MCL (with compliance required from 2029), and the current score input does not include that system. We will show the score again once it is recalculated with that system's PFAS results included.
Canonical components
Required domains
Coverage: 4 of 4 components and 3 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (8) CRITICAL
Your Water System
ZIP code 60441 in Lockport, Illinois is mapped to the water system Lockport (EPA ID: IL1970500). This system provides water to approximately 23,100 people from groundwater sources.
There are 7 community water systems serving this area.
Lead & Copper in Your Water
The EPA requires water systems to monitor lead and copper levels under the Lead and Copper Rule.
| Metal | Measured Level | EPA Action Level | Status | Sample Date or Period |
|---|---|---|---|---|
| Copper | Not published by the system | 1.3 mg/L | Not available | Not present in ZipCheckup accepted source data |
Accepted CCR source: water.epa.state.il.us source evidence (SHA-256 5ececbe05aa2…). Reporting period: 2025-01-01 to 2025-12-31. Exact sample date: not published by the system.
Water Systems Serving This Area
| System Name | EPA ID | Population | Source |
|---|---|---|---|
| Lockport | IL1970500 | 23,100 | Groundwater |
| Joliet | IL1970450 | 160,000 | Groundwater |
| Crest Hill | IL1970250 | 21,169 | Groundwater |
| Il American-homer Township | IL1970100 | 24,543 | Surface water |
| Romeoville | IL1970900 | 50,458 | Groundwater |
Other Water Quality Reports in Illinois
- 60001 (Alden)
- 60002 (Antioch) - 30 violations recorded for mapped water systems
- 60004 (Arlington Heights) - 36 violations recorded for mapped water systems
- 60005 (Arlington Heights) - 47 violations recorded for mapped water systems
- 60006 (Arlington Heights)
- 60007 (Elk Grove Village) - 37 violations recorded for mapped water systems
- 60008 (Rolling Meadows) - 44 violations recorded for mapped water systems
- 60009 (Elk Grove Village)
- 60010 (Barrington) - 54 violations recorded for mapped water systems
- 60011 (Barrington)
- 60012 (Crystal Lake) - 47 violations recorded for mapped water systems
- 60013 (Cary) - 36 violations recorded for mapped water systems
- 60014 (Crystal Lake) - 76 violations recorded for mapped water systems
- 60015 (Deerfield) - 13 violations recorded for mapped water systems
- 60016 (Des Plaines) - 27 violations recorded for mapped water systems
- 60017 (Des Plaines)
- 60018 (Des Plaines) - 24 violations recorded for mapped water systems
- 60019 (Des Plaines)
- 60020 (Fox Lake) - 114 violations recorded for mapped water systems
- 60021 (Fox River Grove) - 22 violations recorded for mapped water systems
Nearby Water Quality Reports
- 60446 (Romeoville) - 3 mi - 3 violations recorded for mapped water systems
- 60403 (Crest Hill) - 4 mi - 40 violations recorded for mapped water systems
- 60432 (Joliet) - 4 mi - 47 violations recorded for mapped water systems
- 60491 (Homer Glen) - 5 mi - 42 violations recorded for mapped water systems
- 60434 (Joliet) - 5 mi
- 60435 (Joliet) - 5 mi - 45 violations recorded for mapped water systems
- 60433 (Joliet) - 6 mi - 61 violations recorded for mapped water systems
- 60440 (Bolingbrook) - 7 mi - 19 violations recorded for mapped water systems
- 60451 (New Lenox) - 7 mi - 79 violations recorded for mapped water systems
- 60490 (Bolingbrook) - 8 mi - 5 violations recorded for mapped water systems
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Lockport (IL1970500) on EPA.gov.
5 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.
PFAS Contamination Detected
PFAS ("forever chemicals") have been reported in samples from water systems associated with ZIP code 60441. One or more compound results are above the level of a federal PFAS MCL with compliance required from 2029.
Detected compounds: PFBS, PFPeA, PFBA, PFHxA, PFOA, PFHpA, PFHxS.
Highest measured level: 0.0521 µg/L
Reverse osmosis (RO) and activated carbon block filters can reduce PFAS at the tap. Certifications list the compounds covered: an NSF/ANSI 53 or 58 claim for PFOA/PFOS does not cover every PFAS, so check that the product lists the compounds detected here.
Environmental Hazards (11) MODERATE
Home & Infrastructure (6) OK
Cost & Community (8) HIGH
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Protect Your Home in Lockport
Based on local data for ZIP 60441, these services may benefit homeowners in your area.
Based on local data for your area. Use the tools below to explore your options.
Home & Flood Insurance
The ZIP code for this report in Lockport has 156 FEMA flood claims on record. Standard homeowner policies don't cover flood damage - make sure you're protected.
Typical cost: Flood insurance: premiums vary by property and flood zone; request a quote
Check Your Flood Zone (Free)FEMA flood map lookup - see if your property is in a flood zone
Free tip: Check your FEMA flood zone at msc.fema.gov (free lookup)
Service recommendations are based on public data for this ZIP code (FEMA, Census ACS, NWS). Actual needs vary by property. By calling, your information will be shared with an independent service provider. ZipCheckup may receive compensation. Cost estimates are approximate and vary by property, condition, and contractor.
Frequently Asked Questions
Is the tap water in 60441 safe to drink?
EPA SDWIS records 81 violations since 2021 across the water systems mapped to ZIP 60441 (primary system: Lockport), including 2 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.
Where does 60441's water come from?
The recorded water source for Lockport, a system mapped to ZIP code 60441, is Groundwater. This system serves approximately 23,100 people.
How can I get my water tested in Lockport?
If Lockport supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.
Is lead a concern in 60441 tap water?
The Lead and Copper Rule record selected for 60441 reports a 90th-percentile lead result of 0.03 mg/L for a water system mapped to this ZIP (record date 2025-12-31). The EPA action level is 0.015 mg/L. This system 90th-percentile result is above the EPA lead action level of 0.015 mg/L, which requires corrective action by the system; consider a filter certified for lead reduction.
What is the radon risk for 60441?
60441 is mapped to a county in EPA Radon Zone 2 (moderate county-level radon potential; EPA recommends testing every home), located in Will County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
Are there PFAS (forever chemicals) in 60441's water?
Yes, PFAS have been detected in samples from water systems mapped to 60441. One or more PFAS results are above the level of a federal PFAS MCL with compliance required from 2029. Reverse osmosis and activated carbon filters certified to NSF/ANSI 53 or 58 specifically for PFOA/PFOS reduction can reduce PFAS.
What does the NFIP claim history show for ZIP 60441?
FEMA records contain 156 flood insurance claims filed in ZIP code 60441; the recorded rated-zone value (the most frequent one if there are several claims) is A, which is claims evidence and may differ from the current FEMA map zone for a property. This is a substantial claim history, but claim count is not a count of distinct events or properties. Review FEMA's map for the specific property.
How to cite this page
ZipCheckup. (2026). Lockport, IL (60441): PFAS Detected in Mapped Water Systems. https://zipcheckup.com/report/60441/
@misc{zipcheckup-report-60441,
author = {{ZipCheckup}},
title = {{Lockport, IL (60441): PFAS Detected in Mapped Water Systems}},
year = {2026},
url = {https://zipcheckup.com/report/60441/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 60441
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 60446 | Romeoville, IL | 3.4 mi | B | 3 |
| 60403 | Crest Hill, IL | 3.6 mi | C | 40 |
| 60432 | Joliet, IL | 3.8 mi | B | 47 |
| 60491 | Homer Glen, IL | 4.7 mi | B | 42 |
| 60434 | Joliet, IL | 5.0 mi | N/A | 0 |
| 60435 | Joliet, IL | 5.3 mi | B | 45 |
| 60433 | Joliet, IL | 5.6 mi | C | 61 |
| 60440 | Bolingbrook, IL | 7.5 mi | B | 19 |
| 60451 | New Lenox, IL | 7.5 mi | B | 79 |
| 60490 | Bolingbrook, IL | 7.5 mi | B | 5 |
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