Loading city report
Preparing Vienna environmental records...
Review government records associated with Vienna, Virginia.
Toxin Scout is in beta. Please verify important findings with the linked sources.
Loading city report
Preparing Vienna 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 Vienna, VA from EPA SDWIS.
Vienna, Town of
Active monitoring or reporting issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
Purchased or imported water record · Serves 30,000 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 Aug 2023 to Nov 2023.
Drinking Water PFAS Monitoring
EPA UCMR5 samples public water systems. These results are separate from nearby PFAS cleanup or investigation-site records.
PFAS detections below EPA limits.
Nearby PFAS Investigation Sites
DoD records are nearby site investigations, not Vienna 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.
Difficult Run
Reported: Nov 2026
Health-relevant causes: Pathogens, Pesticides, Polychlorinated Biphenyls (pcbs)
Affected uses: Ecological, Fishconsumption, Recreation
Data from EPA ATTAINS
NPDES permits regulate pollutant discharges into U.S. waterways. Facilities must report compliance quarterly.
No NPDES-permitted facility records with current violation flags surfaced for this city report.
Reviewed: active/open records as of Q4 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.
Fairfax County
Assessment year: 2020
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 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.
Washington: Ozone
NonattainmentModerate8-Hour Ozone (2015 Standard)
Health effects (EPA): Respiratory inflammation, aggravation of asthma, reduced lung function (EPA)
Historical designations under the revoked 1997 ozone standard
These records describe historical designations. EPA revoked the 1997 ozone standard on April 6, 2015.
Washington Area
Historical standard: 0.08 ppm (8-hour)
Historical designation: Nonattainment (NAAQS revoked) · Subpart 2/Moderate
Original designation: Jun 2004
Open data source: EPA final revocation ruleContinuing requirements have not been verified for this area.
Data from EPA Green Book
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
Aurora Hills Visitors Center — Arlington, Virginia
Annual mean: 0.2 Parts per million
Observation year: 2025
Annual mean: 17.7 Parts per billion
Observation year: 2025
Annual mean: 0.043 Parts per million
EPA primary exceedance count: 2 (Ozone 8-hour 2015)
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
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 release reports shown in this group.
Reviewed: active/open records as of 2018
Data from EPA UST Finder
No MSHA mine or extraction site records shown for this report.
Fairfax County, VA
EPA Radon Zone Map (June 2024 release)
Fairfax 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.
Fairfax County, VirginiaPop. 1,138,331
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 | 3,592 | 7,297 | 7,972 |
| Poor or Fair Health | 10.4% | 14.2% | 14.2% |
| Poor Physical Health Days | 2.6 | 3.2 | 3.3 |
| Poor Mental Health Days | 4.0 | 4.9 | 4.8 |
| Adult Smoking | 8.3% | 12.9% | 15.0% |
| Adult Obesity | 24.4% | 34.2% | 34.0% |
| Air Pollution - Particulate Matter | 9.1 | 7.3 | 7.3 |
| Drinking water violation indicator | No | N/A | N/A |
| Diabetes Prevalence | 8.2% | 10.2% | 9.6% |
| Life Expectancy | 84.9 | 78.1 | 77.6 |
EPA testing found PFAS in water samples from the Town of Vienna. Results dated Aug 30, 2023 to Nov 13, 2023 include PFPeA at 0.0051 to 0.0054 micrograms per liter and PFHxA at 0.0037 to 0.0038 micrograms per liter.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 1 violation for the Town of Vienna.
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 Vienna.
The monitoring station at Aurora Hills Visitors Center, Arlington, Virginia recorded an annual average of 0.2 Parts per million for carbon monoxide in 2025.
The monitoring station at Aurora Hills Visitors Center, Arlington, Virginia recorded an annual average of 17.7 Parts per billion for nitrogen dioxide in 2025.
The monitoring station at Aurora Hills Visitors Center, Arlington, Virginia recorded an annual average of 0.043 Parts per million for ozone in 2025.
The radon data for Vienna covers Fairfax County. EPA places this area in Zone 1, with a predicted average indoor radon screening level above 4 picocuries per liter.
No Superfund or brownfield sites were returned for this city report.
The county data for Vienna reports a life expectancy of 84.9 years in Fairfax County, Virginia.
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 Vienna reports 3,592 years of life lost to deaths before age 75 per 100,000 residents in Fairfax County, Virginia. 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 Vienna lists fine-particle pollution (PM2.5) at 9.1 micrograms per cubic meter in Fairfax County, Virginia.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.