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Review government records associated with Rockton, Illinois.
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Check your water bill for your utility name and confirm the reporting year. See EPA’s guide to finding your annual water quality report.
Public water-system records for Rockton, IL from EPA SDWIS.
Rockton
Active health-based drinking-water issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
City listed in EPA records · Serves 7,685 people
Data from EPA SDWIS
PFAS screening separates EPA UCMR5 drinking-water monitoring from nearby DoD PFAS investigation-site records; EPA samples shown are from Jun 2024 to Dec 2024.
Drinking Water PFAS Monitoring
EPA UCMR5 samples public water systems. These results are separate from nearby PFAS cleanup or investigation-site records.
1 PFAS sample result above EPA limits
Sample period: Dec 2024
UCMR5 results are sampled by public water system, not every household. Confirm your water provider before treating these as tap-water results for a specific address.
| Chemical | Concentration (µg/L) | EPA Limit (µg/L) | Sample date | Over Limit |
|---|---|---|---|---|
| PFHxS | 0.0120 | 0.0100 | 2024-12-11 | Yes |
PFAS detections below EPA limits.
Nearby PFAS Investigation Sites
DoD records are nearby site investigations, not Rockton drinking-water detections. Record names come from the source database and can be broad.
No DoD PFAS investigation records shown for this report.
EPA ATTAINS records identify assessed water bodies that do not meet water-quality standards for designated uses.
City of Rockton-Rock River
Reported: Nov 2026
Health-relevant causes: Mercury, Pathogens, Pesticides, Polychlorinated Biphenyls (pcbs)
Affected uses: Fishconsumption, Recreation
Data from EPA ATTAINS
NPDES permits regulate pollutant discharges into U.S. waterways. Facilities must report compliance quarterly.
Violation records
Last inspected: Dec 2025
Data from EPA ECHO
To investigate water contamination, check the sampling locations, dates and results below. For tap water records, see Drinking water quality above.
Reviewed: source records as of 2026
Review historical EPA air pollution records, including monitoring and facility emissions where available. For current conditions, check local air quality on AirNow.
Winnebago County
Assessment year: 2020
According to EPA, a cancer risk of 20-in-1-million means that for every 1 million people continuously exposed to these air toxics over a 70-year lifetime, an estimated 20 may develop cancer from that exposure. This is in addition to cancer risk from all other causes.
Top modeled source groups
Data from EPA AirToxScreen
No EPA nonattainment designation records shown for this report.
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
Beloit - Converse
Annual mean: 0.044 Parts per million
EPA primary exceedance count: 1 (Ozone 8-hour 2015)
Observation year: 2025
Maple Elementary School — Loves Park, Illinois
Annual mean: 0.042 Parts per million
EPA primary exceedance count: 2 (Ozone 8-hour 2015)
Observation year: 2025
Rockford Fire Department Admin. Bldg
Annual mean: 8.7 Micrograms/cubic meter (LC)
Observation year: 2025
Data from EPA AQS
Reviewed: source records as of Q4 2025
TRI releases are self-reported annual totals (calendar year 2024). Hover fugitive or stack for definitions.
Taylor Co
Reported: 2024
EPA records for current, proposed and formerly listed Superfund sites on the National Priorities List (NPL).
Open data source: Search EPA ECHOEPA FRS Registry ID 110000500459
Reported: Nov 2021
Brownfield sites are properties where redevelopment is complicated by the presence of hazardous substances.
Open data source: Search EPA ECHO1 site with active cleanup or investigation status
200 Hawick Street, Rockton
Reported: Feb 2026
No release reports shown in this group.
Reviewed: active/open records as of 2018
Data from EPA UST Finder
Reviewed: reporting year 2024
Sites regulated by the Mine Safety and Health Administration, including mines, sand and gravel operations, and portable crushers. Status and type are from the MSHA Mine Data Retrieval System. Records with active/intermittent status dates older than 5 years are shown as older records rather than current active sites.
No records shown in this group.
Reviewed: status dates within last 5 years
Data from MSHA
Winnebago County, IL
EPA Radon Zone Map (June 2024 release)
Winnebago County is EPA Radon Zone 1 (highest potential). EPA defines Zone 1 counties as having predicted average indoor screening levels above 4 pCi/L.
Radon levels can vary from home to home, so EPA recommends testing the property to know its indoor level.
FEMA flood zones describe mapped flood hazards. Look up a specific address with FEMA.
Special Flood Hazard Area — 1% annual chance of flooding (100-year floodplain) with base flood elevation.
Results use an earlier stored RMP inventory. Current EPA ECHO location coverage is unverified.
No EPA ECHO RMP facility records with a usable location matched this city report.
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Winnebago County, IllinoisPop. 282,188
County Health Rankings edition: 2024
Premature Death
Poor or Fair Health
Poor Physical Health Days
Poor Mental Health Days
Adult Smoking
Adult Obesity
Air Pollution - Particulate Matter
Drinking water violation indicator
Diabetes Prevalence
Life Expectancy
| Indicator | County | State | National |
|---|---|---|---|
| Premature Death | 10,479 | 7,549 | 7,972 |
| Poor or Fair Health | 17.6% | 14.4% | 14.2% |
| Poor Physical Health Days | 4.0 | 3.2 | 3.3 |
| Poor Mental Health Days | 5.1 | 4.2 | 4.8 |
| Adult Smoking | 18.2% | 12.6% | 15.0% |
| Adult Obesity | 42.1% | 34.3% | 34.0% |
| Air Pollution - Particulate Matter | 10.3 | 8.8 | 7.3 |
| Drinking water violation indicator | Yes | N/A | N/A |
| Diabetes Prevalence | 10.9% | 9.7% | 9.6% |
| Life Expectancy | 75.3 | 78.0 | 77.6 |
EPA testing found PFAS in water samples from Rockton. Results dated Jun 11, 2024 to Dec 11, 2024 include PFHxS at 0.0075 to 0.012 micrograms per liter.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 5 violations for Rockton.
Check your water bill to identify the utility serving your address. Ask that utility about current drinking water advisories.
Nearby EPA monitoring stations provide annual air quality measurements for Rockton.
The monitoring station at Beloit-Converse recorded an annual average of 0.044 Parts per million for ozone in 2025.
The monitoring station at Maple Elementary School, Loves Park, Illinois recorded an annual average of 0.042 Parts per million for ozone in 2025.
The monitoring station at Rockford Fire Department Admin. Bldg recorded an annual average of 8.7 Micrograms/cubic meter (LC) for fine particles (PM2.5) in 2025.
The radon data for Rockton covers Winnebago County. EPA places this area in Zone 1, with a predicted average indoor radon screening level above 4 picocuries per liter.
This city report shows 1 Superfund site: Chemtool.
This city report shows 1 brownfield site: Sonoco Products Company.
The county data for Rockton reports a life expectancy of 75.3 years in Winnebago County, Illinois.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for Rockton reports 10,479 years of life lost to deaths before age 75 per 100,000 residents in Winnebago County, Illinois. This measure adds up the years lost to early deaths and adjusts for differences in population age.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for Rockton lists fine-particle pollution (PM2.5) at 10.3 micrograms per cubic meter in Winnebago County, Illinois.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.