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Review government records associated with Floresville, Texas.
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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 Floresville, TX from EPA SDWIS.
City of Floresville
Active health-based drinking-water issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
City listed in EPA records · Serves 8,306 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 PFASEPA ATTAINS records identify assessed water bodies that do not meet water-quality standards for designated uses.
Pajarito Creek-San Antonio River
Reported: Nov 2026
Health-relevant causes: Pathogens
Affected uses: 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.
Wilson 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
No EPA nonattainment designation records shown for this report.
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
Calaveras Lake — San Antonio, Texas
Annual mean: 0.3 Parts per billion
Observation year: 2025
Annual mean: 11.1 Parts per billion
Observation year: 2025
Annual mean: 0.041 Parts per million
EPA primary exceedance count: 3 (Ozone 8-hour 2015)
Observation year: 2025
Data from EPA AQS
Reviewed: source records as of Q4 2025
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
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 FUDSNo MSHA mine or extraction site records shown for this report.
Wilson County, TX
EPA Radon Zone Map (June 2024 release)
Wilson 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.
FEMA flood zones describe mapped flood hazards. Look up a specific address with FEMA.
Minimal flood hazard — outside the 1% and 0.2% annual chance floodplains.
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.
PHMSA tracks incidents involving natural gas and hazardous liquid pipelines. Incidents include leaks, ruptures, and explosions.
Recent Incidents (last 5 years)
CENTERPOINT ENERGY RESOURCES CORPORATION
Incident date: Jul 16, 2024
Property damage: $16,335
Data from PHMSA
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Wilson County, TexasPop. 52,735
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 | 7,786 | 7,875 | 7,972 |
| Poor or Fair Health | 17.4% | 17.9% | 14.2% |
| Poor Physical Health Days | 3.6 | 3.3 | 3.3 |
| Poor Mental Health Days | 4.9 | 4.6 | 4.8 |
| Adult Smoking | 14.7% | 13.3% | 15.0% |
| Adult Obesity | 36.1% | 36.2% | 34.0% |
| Air Pollution - Particulate Matter | 9.3 | 8.6 | 7.3 |
| Drinking water violation indicator | No | N/A | N/A |
| Diabetes Prevalence | 10.6% | 11.0% | 9.6% |
| Life Expectancy | 77.2 | 77.2 | 77.6 |
This report does not have PFAS sample results for the candidate water systems in Floresville.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 8 violations for the City of Floresville, including 5 marked active.
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 Floresville.
The monitoring station at Calaveras Lake, San Antonio, Texas recorded an annual average of 0.3 Parts per billion for sulfur dioxide in 2025.
The monitoring station at Calaveras Lake, San Antonio, Texas recorded an annual average of 11.1 Parts per billion for nitrogen dioxide in 2025.
The monitoring station at Calaveras Lake, San Antonio, Texas recorded an annual average of 0.041 Parts per million for ozone in 2025.
The radon data for Floresville covers Wilson County. EPA places this area in Zone 3, with a predicted average indoor radon screening level below 2 picocuries per liter.
No Superfund or brownfield sites were returned for this city report.
The county data for Floresville reports a life expectancy of 77.2 years in Wilson County, Texas.
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 Floresville reports 7,786 years of life lost to deaths before age 75 per 100,000 residents in Wilson County, Texas. 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 Floresville lists fine-particle pollution (PM2.5) at 9.3 micrograms per cubic meter in Wilson County, Texas.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
Federal pipeline records list an incident involving Centerpoint Energy Resources Corporation near Floresville on Jul 16, 2024. The reported release was natural gas.
Federal pipeline records list an incident involving Koch Pipeline Company, L.P. near Floresville on Nov 9, 2012. The reported release was a liquid petroleum product.