ZipCheckup grade for 62037: C.
A mixed picture - some signals here are worth your attention.
Your top priority: review your flood insurance coverage. Check your ZIP → FloodSmart
Grafton, IL (62037): PFAS Detected in Mapped Water Systems - 66/100
EPA data combined for 2 water systems mapped to this ZIP (largest mapped system: Il American-alton)
EPA records for the water systems mapped to 62037 in Grafton, IL contain 1 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 0 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 1 violation (non-health) (since 2021).
- Lead The reported 90th-percentile lead result of 0.003 mg/L is below the EPA action level for water systems; 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 791 cumulative NFIP claim records. This historical count is not a current property-risk verdict.
Get updates when new water-quality data is available for your area
Free alerts when new EPA data affects ZIP code 62037. No spam - just safety updates.
Unsubscribe anytime. We only send updates when your safety score changes. See our Privacy Policy.
See incorrect data? Let us know
In compiled records for 62037 in Grafton, 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: 66/100
This is the published model score. Component and domain values are shown independently; they are not added together on this page.
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) HIGH
Your Water System
ZIP code 62037 in Grafton, Illinois is mapped to the water system Il American-alton (EPA ID: IL1195150). This system provides water to approximately 46,127 people from surface water sources.
There are 2 community water systems serving this area.
Water Systems Serving This Area
| System Name | EPA ID | Population | Source |
|---|---|---|---|
| Il American-alton | IL1195150 | 46,127 | Surface water |
| Il American-jerseyville | IL0830250 | 8,412 | 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
- 62028 (Elsah) - 5 mi - 2 violations recorded for mapped water systems
- 63373 (Portage Des Sioux, MO) - 6 mi
- 62022 (Dow) - 7 mi - 2 violations recorded for mapped water systems
- 62031 (Fieldon) - 9 mi - 1 violation recorded for mapped water systems
- 62013 (Brussels) - 9 mi
- 62052 (Jerseyville) - 10 mi - 8 violations recorded for mapped water systems
- 62036 (Golden Eagle) - 10 mi
- 62035 (Godfrey) - 13 mi - 10 violations recorded for mapped water systems
- 62006 (Batchtown) - 13 mi
- 63386 (West Alton, MO) - 14 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Il American-alton (IL1195150) 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 62037.
Detected compounds: PFBA, PFHxA, PFPeA.
Highest measured level: 0.0178 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 Grafton
Based on local data for ZIP 62037, 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 Grafton has 791 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)
Gutter Installation & Repair
The median home in 62037 was built around 1981. Aging gutters can cause foundation damage, basement flooding, and mold - a professional assessment can prevent costly repairs.
Typical cost: Gutter installation: typically $1,000–$2,500 for a standard home
Estimate Your Home Maintenance CostsWindow Replacement
The median build year of homes in Grafton is 1981; check the age and condition of your own windows. ENERGY STAR windows can save $101–$583/year on energy bills.
Typical cost: Window replacement: typically $300–$800 per window installed
Estimate Your Home Maintenance CostsService 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 62037 safe to drink?
EPA SDWIS records 1 violation since 2021 across the water systems mapped to ZIP 62037 (primary system: Il American-alton), including 0 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 62037's water come from?
The recorded water source for Il American-alton, a system mapped to ZIP code 62037, is Surface water. This system serves approximately 46,127 people.
How does Grafton water compare to the national average?
Grafton's Home Safety Score ranks lower than 71% of U.S. ZIP codes, and lower than 67% of ZIP codes within Illinois.
How can I get my water tested in Grafton?
If Il American-alton 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 62037 tap water?
The Lead and Copper Rule record selected for 62037 reports a 90th-percentile lead result of 0.003 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 result is below the EPA action level; it does not show the lead level in each home.
What is the radon risk for 62037?
62037 is mapped to a county in EPA Radon Zone 1 (high county-level radon potential; EPA recommends testing every home), located in Jersey 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 62037's water?
Yes, PFAS have been detected in samples from water systems mapped to 62037. 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 62037?
FEMA records contain 791 flood insurance claims filed in ZIP code 62037; the recorded rated-zone value (the most frequent one if there are several claims) is A20, 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). Grafton, IL (62037): PFAS Detected in Mapped Water Systems - 66/100. https://zipcheckup.com/report/62037/
@misc{zipcheckup-report-62037,
author = {{ZipCheckup}},
title = {{Grafton, IL (62037): PFAS Detected in Mapped Water Systems - 66/100}},
year = {2026},
url = {https://zipcheckup.com/report/62037/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 62037
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 62028 | Elsah, IL | 5.1 mi | C | 2 |
| 63373 | Portage Des Sioux, MO | 5.8 mi | N/A | 0 |
| 62022 | Dow, IL | 7.3 mi | C | 2 |
| 62031 | Fieldon, IL | 9.0 mi | C | 1 |
| 62013 | Brussels, IL | 9.2 mi | N/A | 0 |
| 62052 | Jerseyville, IL | 9.8 mi | C | 8 |
| 62036 | Golden Eagle, IL | 10.0 mi | N/A | 0 |
| 62035 | Godfrey, IL | 12.8 mi | C | 10 |
| 62006 | Batchtown, IL | 13.1 mi | N/A | 0 |
| 63386 | West Alton, MO | 13.6 mi | N/A | 0 |
Nearby ZIP Code Reports
2026 Rankings for Your Area
Overall safety breakdown
Home Safety Score →Find the right water filter
Water Filter Matcher →Compare filters, tests & services
Compare My Options →Compare with another ZIP
Compare Tool →