Oswego, IL (60543): 2 Health-Based Violations Recorded for Mapped Water Systems
EPA data combined for 9 water systems mapped to this ZIP (largest mapped system: Oswego)
Health-based violation records by water system:
- Storybook Highlands (1)
- Joliet (1)
EPA records for the water systems mapped to 60543 in Oswego, IL contain 22 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 20 non-health-based (since 2021).
- Lead The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero.
- PFAS PFAS detected in UCMR5 sampling; see the PFAS section for each compound, compared with the federal PFAS MCL where one exists.
- Radon EPA Zone 1 - highest county-level potential. This is not a home measurement; test before any threshold comparison.
- Flood 23 cumulative NFIP claim records. Check the current FEMA map for a specific address.
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In compiled records for 60543 in Oswego, 1 safety condition carry a high-priority designation - no finding in the same dataset meets the critical-level classification.
Score Breakdown
Overall Home Safety Score: Score unavailable
Required evidence is missing. Missing values remain unknown and are not imputed or renormalized.
Canonical components
Required domains
Coverage: 3 of 4 components and 2 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (8) CRITICAL
Your Water System
ZIP code 60543 in Oswego, Illinois is mapped to the water system Oswego (EPA ID: IL0930150). This system provides water to approximately 38,169 people from groundwater sources.
There are 9 community water systems serving this area.
Water Systems Serving This Area
| System Name | EPA ID | Population | Source |
|---|---|---|---|
| Oswego | IL0930150 | 38,169 | Groundwater |
| Plainfield | IL1970800 | 50,000 | Surface water |
| Montgomery | IL0894690 | 28,956 | Groundwater |
| Il American-valley Marina | IL0935100 | 1,102 | Groundwater |
| Yorkville | IL0930250 | 23,000 | 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
- 60538 (Montgomery) - 2 mi - 5 violations recorded for mapped water systems
- 60512 (Bristol) - 5 mi - 11 violations recorded for mapped water systems
- 60503 (Aurora) - 5 mi - 23 violations recorded for mapped water systems
- 60507 (Aurora) - 5 mi
- 60568 (Aurora) - 5 mi
- 60572 (Aurora) - 5 mi
- 60506 (Aurora) - 6 mi - 6 violations recorded for mapped water systems
- 60505 (Aurora) - 6 mi - 10 violations recorded for mapped water systems
- 60560 (Yorkville) - 6 mi - 22 violations recorded for mapped water systems
- 60585 (Plainfield) - 7 mi - 23 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 Oswego (IL0930150) 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 60543.
Detected compounds: PFBA, PFPeA, PFHxA, PFBS.
Highest measured level: 0.0059 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 (9) HIGH
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Protect Your Home in Oswego
Based on local data for ZIP 60543, 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 Oswego has 23 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 60543 safe to drink?
EPA SDWIS records 22 violations since 2021 across the water systems mapped to ZIP 60543 (primary system: Oswego), 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 60543's water come from?
The recorded water source for Oswego, a system mapped to ZIP code 60543, is Groundwater. This system serves approximately 38,169 people.
How can I get my water tested in Oswego?
If Oswego 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.
What is the radon risk for 60543?
60543 is mapped to a county in EPA Radon Zone 1 (high county-level radon potential; EPA recommends testing every home), located in Kendall 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 60543's water?
Yes, PFAS have been detected in samples from water systems mapped to 60543. 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 60543?
FEMA records contain 23 flood insurance claims filed in ZIP code 60543; the recorded rated-zone value (the most frequent one if there are several claims) is AE, which is claims evidence and may differ from the current FEMA map zone for a property. Claim records do not establish current property risk. Review FEMA's map for the specific property.
How to cite this page
ZipCheckup. (2026). Oswego, IL (60543): 2 Health-Based Violations Recorded for Mapped Water Systems. https://zipcheckup.com/report/60543/
@misc{zipcheckup-report-60543,
author = {{ZipCheckup}},
title = {{Oswego, IL (60543): 2 Health-Based Violations Recorded for Mapped Water Systems}},
year = {2026},
url = {https://zipcheckup.com/report/60543/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 60543
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 60538 | Montgomery, IL | 2.4 mi | C | 5 |
| 60512 | Bristol, IL | 5.0 mi | N/A | 11 |
| 60503 | Aurora, IL | 5.3 mi | N/A | 23 |
| 60507 | Aurora, IL | 5.4 mi | N/A | 0 |
| 60568 | Aurora, IL | 5.4 mi | N/A | 0 |
| 60572 | Aurora, IL | 5.4 mi | N/A | 0 |
| 60506 | Aurora, IL | 5.6 mi | C | 6 |
| 60505 | Aurora, IL | 5.6 mi | C | 10 |
| 60560 | Yorkville, IL | 6.0 mi | N/A | 22 |
| 60585 | Plainfield, IL | 6.8 mi | B | 23 |
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