Loading city report
Preparing Harvard environmental records...
Review government records associated with Harvard, Illinois.
Toxin Scout is in beta. Please verify important findings with the linked sources.
Loading city report
Preparing Harvard environmental records...
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 Harvard, IL from EPA SDWIS.
Harvard
No active drinking-water issues detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
City listed in EPA records · Serves 9,469 people
Data from EPA SDWIS
Reviewed: source records as of Q1 2026
EPA UCMR5 — No PFAS detection records shown for these water systems
Open data source: EPA UCMR5DoD PFAS — No investigation records shown for this report
Open data source: DoD PFASNo health-relevant impairment records shown among the assessment records in this report.
Reviewed: source records as of 2026
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.
McHenry 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
EPA designates an area as nonattainment when air quality does not meet federal health-based standards (NAAQS) for a specific pollutant.
Chicago: Ozone
NonattainmentSerious8-Hour Ozone (2015 Standard)
Health effects (EPA): Respiratory inflammation, aggravation of asthma, reduced lung function (EPA)
Maintenance areas
Previously nonattainment; currently meeting the standard and monitored under an EPA maintenance plan.
Chicago-Gary-Lake County
PM2.5 · PM-2.5 (1997 Standard)
Classification: Former Subpart 1
Original designation: Apr 2005
Current design value: 9.8 µg/m³ (2023-2025)
Chicago-Naperville
Ozone · 8-Hour Ozone (2008 Standard)
Classification: Serious
Original designation: Jul 2012
Current design value: 0.079 ppm (2023-2025)
Data from EPA Green Book
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
Cary Grove Hs
Annual mean: 0.045 Parts per million
EPA primary exceedance count: 8 (Ozone 8-hour 2015)
Observation year: 2025
Annual mean: 8.2 Micrograms/cubic meter (LC)
Observation year: 2025
Data from EPA AQS
Facilities regulated under the Clean Air Act. CAA HPV flags indicate serious noncompliance such as exceeding emission limits.
No facility records with active violation or noncompliance flags surfaced in EPA ECHO.
Reviewed: active/open records as of Q4 2025
Data from EPA ECHO
Reviewed: source query run Nov 2026
Reviewed: source query run Nov 2026
No release reports shown in this group.
Reviewed: active/open records as of 2018
Data from EPA UST Finder
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
McHenry County, IL
EPA Radon Zone Map (June 2024 release)
McHenry County is EPA Radon Zone 2 (moderate potential). EPA defines Zone 2 counties as having predicted average indoor screening levels between 2 pCi/L and 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.
No FEMA flood-zone records shown for this report.
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.
McHenry County, IllinoisPop. 311,747
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 | 5,443 | 7,549 | 7,972 |
| Poor or Fair Health | 11.9% | 14.4% | 14.2% |
| Poor Physical Health Days | 3.0 | 3.2 | 3.3 |
| Poor Mental Health Days | 4.3 | 4.2 | 4.8 |
| Adult Smoking | 12.9% | 12.6% | 15.0% |
| Adult Obesity | 30.2% | 34.3% | 34.0% |
| Air Pollution - Particulate Matter | 7.8 | 8.8 | 7.3 |
| Drinking water violation indicator | No | N/A | N/A |
| Diabetes Prevalence | 8.1% | 9.7% | 9.6% |
| Life Expectancy | 80.0 | 78.0 | 77.6 |
This report does not have PFAS sample results for the candidate water systems in Harvard.
Check with the utility that serves your address for its testing results.
The EPA drinking water records available here list no violations for Harvard.
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 Harvard.
The monitoring station at Beloit-Converse recorded an annual average of 0.044 Parts per million for ozone in 2025.
The monitoring station at Cary Grove Hs recorded an annual average of 0.045 Parts per million for ozone in 2025.
The monitoring station at Cary Grove Hs recorded an annual average of 8.2 Micrograms/cubic meter (LC) for fine particles (PM2.5) in 2025.
The radon data for Harvard covers McHenry County. EPA places this area in Zone 2, with a predicted average indoor radon screening level of 2 to 4 picocuries per liter.
No Superfund or brownfield sites were returned for this city report.
The county data for Harvard reports a life expectancy of 80.0 years in McHenry 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 Harvard reports 5,443 years of life lost to deaths before age 75 per 100,000 residents in McHenry 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 Harvard lists fine-particle pollution (PM2.5) at 7.8 micrograms per cubic meter in McHenry County, Illinois.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.