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Public environmental health records for water, air, land, infrastructure, incidents, and community indicators.
Toxin Scout summarizes public records from government and public datasets. Data can be delayed, incomplete, approximate, matched at non-parcel levels, or have accuracy problems as a result of this product's beta status, so verify important findings against the linked source records.
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Preparing Rohnert Park environmental records...
Drinking water compliance, PFAS records, natural water body health, discharge permits, and water-quality monitoring records for Rohnert Park.
Public water-system records for Rohnert Park, CA from EPA SDWIS.
Rohnert Park, City of
PFAS above an official threshold detected in available EPA records.
Reviewed: active/open records as of Q1 2026
City listed in EPA records · Serves 43,821 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 May 2024 to Oct 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: Oct 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 |
|---|---|---|---|---|
| PFOS | 0.0045 | 0.0040 | 2024-10-16 | Yes |
PFAS detections below EPA limits.
Nearby PFAS Investigation Sites
DoD records are nearby site investigations, not Rohnert Park drinking-water detections. Record names come from the source database and can be broad.
No DoD PFAS investigation site records surfaced within the search radius.
No health-relevant impaired water body records surfaced within 10 km in EPA ATTAINS.
Data from EPA ATTAINS
NPDES permits regulate pollutant discharges into U.S. waterways. Facilities must report compliance quarterly.
No NPDES-permitted facility records with violations surfaced for this city report.
Reviewed: active/open records as of Q4 2025
Data from EPA ECHO
Air quality data from EPA monitoring stations, facility emissions inventories, and area-level air-quality designations in this city.
Sonoma County
Reported: Dec 2020
EPA national average is ~30 per million
According to EPA, a cancer risk of 30-in-1-million means that for every 1 million people continuously exposed to these air toxics over a 70-year lifetime, an estimated 30 may develop cancer from that exposure. This is in addition to cancer risk from all other causes.
Top local emission sources
Data from EPA AirToxScreen
This area meets EPA's National Ambient Air Quality Standards (NAAQS) for all criteria pollutants
No nonattainment designations apply to this location.
Guerneville-Church and 1St
Annual mean: 8.6 μg/m³ · EPA standard: 150 μg/m³
Reported: Mar 2026
Healdsburg-Matheson
Annual mean: 10.2 μg/m³ · EPA standard: 150 μg/m³
Reported: Mar 2026
Sebastopol
Annual mean: 0.4 ppm · EPA standard: 9 ppm
Reported: Mar 2026
Data from EPA AQS
Reviewed: source records as of Q4 2025
Reviewed: source records as of 2024
Contaminated sites, waste facilities, cleanup records, and industrial operations in this city.
Reviewed: source query run Jun 2026
Reviewed: source query run Jun 2026
Facilities with hazardous-waste handler records under RCRA in the reviewed 5-mile city-center search area. Active handler status is separate from air, water, or other ECHO compliance violations, which are shown in their own sections.
Active RCRA handler records in the reviewed city search area
No underground storage tank records with active/open release status surfaced within 2 miles.
Data from EPA UST Finder
Reviewed: reporting year 2024
Formerly Used Defense Sites are properties previously owned by, leased to, or otherwise possessed by the United States and under the jurisdiction of the Secretary of Defense. The FUDS program addresses environmental restoration at these properties.
Open data source: USACE FUDSReported: Jun 2026
Sonoma County, CA
Reported: Mar 2026
Sonoma County is EPA Radon Zone 3 (low potential). EPA defines Zone 3 counties as having predicted average indoor screening levels below 2 pCi/L.
Radon levels can vary from home to home, so EPA recommends testing the property to know its indoor level.
Flood-map status, chemical accident risk, nuclear facilities, pipeline incidents, and community health indicators in this city.
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Sonoma County, CaliforniaPop. 482,650
Reported: Mar 2026
Premature Death
Poor or Fair Health
Poor Physical Health Days
Poor Mental Health Days
Adult Smoking
Adult Obesity
Air Pollution - Particulate Matter
Drinking Water Violations
Diabetes Prevalence
Life Expectancy
| Indicator | County | State | National |
|---|---|---|---|
| Premature Death | 5,764 | 6,373 | 7,972 |
| Poor or Fair Health | 14.0% | 15.8% | 14.2% |
| Poor Physical Health Days | 3.4 | 3.1 | 3.3 |
| Poor Mental Health Days | 5.1 | 4.7 | 4.8 |
| Adult Smoking | 11.0% | 8.8% | 15.0% |
| Adult Obesity | 28.6% | 27.8% | 34.0% |
| Air Pollution - Particulate Matter | 5.7 | 7.1 | 7.3 |
| Drinking Water Violations | 1 | 1 | N/A |
| Diabetes Prevalence | 8.4% | 10.8% | 9.6% |
| Life Expectancy | 81.1 | 79.9 | 77.6 |