What the American Canyon records show
- Water quality and PFAS
- 1 candidate water system shown.Source date: Violations as of Q1 2026
- Air quality and emissions
- 2 monitoring records shown. Observation year: 2025.Source date: AQS data as of 2026
- Land and cleanup records
- No Superfund records returned in this report; No brownfield records returned in this report.
- Infrastructure and incidents
- 1 pipeline incident record shown; 1 RMP facility record shown (earlier stored inventory, current location coverage unverified).Source date: PHMSA data as of Q1 2026
Water quality in American Canyon
Check your water bill for your utility name and confirm the reporting year. See EPA’s guide to finding your annual water quality report.
Drinking Water Compliance
Drinking Water Compliance
Public water-system records for American Canyon, CA from EPA SDWIS.
American Canyon, City of
Active monitoring or reporting issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
City listed in EPA records · Serves 21,437 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 PFASImpaired Water Bodies
1
Impaired Water Bodies
EPA ATTAINS records identify assessed water bodies that do not meet water-quality standards for designated uses.
American Canyon Creek-Frontal San Pablo Bay Estuaries
Reported: Nov 2026
Health-relevant causes: Mercury, Pesticides, Polychlorinated Biphenyls (pcbs)
Affected uses: Ecological, Fishconsumption, Other
Data from EPA ATTAINS
Discharge Permits (NPDES)
2
Discharge Permits (NPDES)
NPDES permits regulate pollutant discharges into U.S. waterways. Facilities must report compliance quarterly.
Violation records
Last inspected: Dec 2025
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
Air quality and emissions in American Canyon
Review historical EPA air pollution records, including monitoring and facility emissions where available. For current conditions, check local air quality on AirNow.
EPA AirToxScreen — Estimated Cancer Risk
1
EPA AirToxScreen — Estimated Cancer Risk
Napa County
Assessment year: 2020
According to EPA, a cancer risk of 40-in-1-million means that for every 1 million people continuously exposed to these air toxics over a 70-year lifetime, an estimated 40 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
Nonattainment Status
2
Nonattainment Status
EPA designations apply to a specific pollutant and federal air quality standard (NAAQS). EPA can issue a clean-data determination while a formal designation remains in effect.
San Francisco Bay Area: Ozone
NonattainmentMarginal8-Hour Ozone (2015 Standard)
Original designation: Aug 2018
Health effects (EPA): Respiratory inflammation, aggravation of asthma, reduced lung function (EPA)
San Francisco Bay Area: PM2.5
NonattainmentModeratePM-2.5 (2006 Standard)
Original designation: Dec 2009
Health effects (EPA): Cardiovascular disease, respiratory illness, premature death (EPA)
Maintenance areas
Previously nonattainment; currently meeting the standard and monitored under an EPA maintenance plan.
San Francisco-Oakland-San Jose Area
CO · Carbon Monoxide (1971 Standard)
Classification: Moderate <= 12.7ppm
Original designation: Nov 1990
Current design value: 4.9 ppm (2023-2025)
Data from EPA Green Book
Air Quality Monitoring (AQS)
Air Quality Monitoring (AQS)
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
Vacaville-Merchant Street
Annual mean: 8.6 Micrograms/cubic meter (25 C)
Observation year: 2025
Vacaville-Ulatis Drive
Annual mean: 0.034 Parts per million
Observation year: 2025
Data from EPA AQS
Air Quality Violations or Noncompliance
1
Air Quality Violations or Noncompliance
Facilities regulated under the Clean Air Act. CAA HPV flags indicate serious noncompliance such as exceeding emission limits.
Air Violations
Last inspected: Dec 2025
Data from EPA ECHO
Reported Air Emissions (TRI)
1
Reported Air Emissions (TRI)
TRI releases are self-reported annual totals (calendar year 2024). Hover fugitive or stack for definitions.
Foley Products Co - Napa
Reported: 2024
Land cleanup and hazardous waste records in American Canyon
Reviewed: source query run Nov 2026
Reviewed: source query run Nov 2026
State Remediation & Cleanup Sites
2
State Remediation & Cleanup Sites
State environmental agencies maintain cleanup site databases that include state Superfund, voluntary cleanup, and brownfield remediation programs. These programs track additional sites beyond those on the federal NPL.
2 sites with active cleanup or investigation
Napa Junction Road, American Canyon
0.7 miles away · NAPA County
Reported: Nov 2026
3000 Newell Drive, American Canyon
1.5 miles away · NAPA County
Reported: Nov 2026
Data from EPA ECHO
Hazardous Waste — RCRA Handlers
3
Hazardous Waste — RCRA Handlers
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
Underground Storage Tanks
Underground Storage Tanks
No release reports shown in this group.
Reviewed: active/open records as of 2018
Data from EPA UST Finder
Reviewed: reporting year 2024
MSHA Mine and Extraction Sites
MSHA Mine and Extraction Sites
No MSHA mine or extraction site records shown for this report.
County radon potential
County radon potential
Napa County, CA
EPA Radon Zone Map (June 2024 release)
Napa 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.
Infrastructure, incidents, and community health in American Canyon
FEMA Flood Zones
FEMA Flood Zones
FEMA flood zones describe mapped flood hazards. Look up a specific address with FEMA.
No FEMA flood-zone records shown for this report.
EPA Risk Management Program Records
EPA Risk Management Program Records
Results use an earlier stored RMP inventory. Current EPA ECHO location coverage is unverified.
EPA ECHO lists facilities linked to the Risk Management Program. Results include facilities with locations that can be matched. Records may be historical. Current operations, chemical inventories, and recent accident history are unverified.
Pipeline Incidents
1
Pipeline Incidents
PHMSA tracks incidents involving natural gas and hazardous liquid pipelines. Incidents include leaks, ruptures, and explosions.
No records dated within the last 5 years surfaced for this city report.
Reviewed: last 5 years
Data from PHMSA
Community Health Indicators
Community Health Indicators
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Napa County, CaliforniaPop. 134,300
County Health Rankings edition: 2024
Premature Death
- County
- 4,953
- State
- 6,373
- National
- 7,972
Poor or Fair Health
- County
- 14.5%
- State
- 15.8%
- National
- 14.2%
Poor Physical Health Days
- County
- 3.3
- State
- 3.1
- National
- 3.3
Poor Mental Health Days
- County
- 4.9
- State
- 4.7
- National
- 4.8
Adult Smoking
- County
- 10.7%
- State
- 8.8%
- National
- 15.0%
Adult Obesity
- County
- 28.0%
- State
- 27.8%
- National
- 34.0%
Air Pollution - Particulate Matter
- County
- 5.9
- State
- 7.1
- National
- 7.3
Drinking water violation indicator
- County
- Yes
- State
- N/A
- National
- N/A
Diabetes Prevalence
- County
- 8.9%
- State
- 10.8%
- National
- 9.6%
Life Expectancy
- County
- 81.4
- State
- 79.9
- National
- 77.6
| Indicator | County | State | National |
|---|---|---|---|
| Premature Death | 4,953 | 6,373 | 7,972 |
| Poor or Fair Health | 14.5% | 15.8% | 14.2% |
| Poor Physical Health Days | 3.3 | 3.1 | 3.3 |
| Poor Mental Health Days | 4.9 | 4.7 | 4.8 |
| Adult Smoking | 10.7% | 8.8% | 15.0% |
| Adult Obesity | 28.0% | 27.8% | 34.0% |
| Air Pollution - Particulate Matter | 5.9 | 7.1 | 7.3 |
| Drinking water violation indicator | Yes | N/A | N/A |
| Diabetes Prevalence | 8.9% | 10.8% | 9.6% |
| Life Expectancy | 81.4 | 79.9 | 77.6 |
Environmental questions about American Canyon, California
Has PFAS been found in the water in American Canyon, California?
This report does not have PFAS sample results for the candidate water systems in American Canyon.
Check with the utility that serves your address for its testing results.
What do EPA records say about tap water in American Canyon, California?
EPA drinking water records on this page list 10 violations for the City of American Canyon, including 1 marked active.
Check your water bill to identify the utility serving your address. Ask that utility about current drinking water advisories.
What do annual air monitors show near American Canyon, California?
Nearby EPA monitoring stations provide annual air quality measurements for American Canyon.
The monitoring station at Vacaville-Merchant Street recorded an annual average of 8.6 Micrograms/cubic meter (25 C) for particles (PM10) in 2025.
The monitoring station at Vacaville-Ulatis Drive recorded an annual average of 0.034 Parts per million for ozone in 2025.
Download 2025 EPA annual monitor dataCurrent air quality on AirNow
Is there radon in American Canyon, California?
The radon data for American Canyon covers Napa County. EPA places this area in Zone 3, with a predicted average indoor radon screening level below 2 picocuries per liter.
Are there Superfund or brownfield sites near American Canyon, California?
No Superfund or brownfield sites were returned for this city report.
What is the life expectancy in American Canyon, California?
The county data for American Canyon reports a life expectancy of 81.4 years in Napa County, California.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
What does the data say about premature deaths in American Canyon, California?
The county data for American Canyon reports 4,953 years of life lost to deaths before age 75 per 100,000 residents in Napa County, California. 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.
Is there air pollution in American Canyon, California?
The county data for American Canyon lists fine-particle pollution (PM2.5) at 5.9 micrograms per cubic meter in Napa County, California.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
What environmental incidents are recorded near American Canyon, California?
Federal pipeline records list an incident involving Pacific Gas & Electric Co near American Canyon on Aug 24, 2014.