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Review government records associated with Lavon, 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 Lavon, TX from EPA SDWIS.
City of Rowlett
Active monitoring or reporting issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
Purchased or imported water record · Serves 66,212 people
City of Wylie
Active monitoring or reporting issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
Purchased or imported water record · Serves 47,322 people
City of Rockwall
Active monitoring or reporting issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
Purchased or imported water record · Serves 47,251 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 Apr 2023 to Sep 2025.
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 Lavon drinking-water detections. Record names come from the source database and can be broad.
No DoD PFAS investigation records shown for this report.
No 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.
Collin 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.
Dallas-Fort Worth: Ozone
NonattainmentSerious8-Hour Ozone (2015 Standard)
Original designation: Aug 2018
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.
Dallas-Fort Worth Area
Historical standard: 0.08 ppm (8-hour)
Historical designation: Nonattainment · Subpart 2/Serious
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.
Dallas Lbj Freeway
Annual mean: 21.5 Parts per billion
Observation year: 2025
Dallas North #2
Annual mean: 16.4 Parts per billion
Observation year: 2025
Annual mean: 0.045 Parts per million
EPA primary exceedance count: 7 (Ozone 8-hour 2015)
Observation year: 2025
Data from EPA AQS
Reviewed: source records as of Q4 2025
Reviewed: source records as of 2024
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
Reviewed: reporting year 2024
No MSHA mine or extraction site records shown for this report.
Collin County, TX
EPA Radon Zone Map (June 2024 release)
Collin 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.
Special Flood Hazard Area — 1% annual chance of flooding (100-year floodplain). No base flood elevation determined.
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.
Collin County, TexasPop. 1,158,696
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 | 4,440 | 7,875 | 7,972 |
| Poor or Fair Health | 12.3% | 17.9% | 14.2% |
| Poor Physical Health Days | 2.8 | 3.3 | 3.3 |
| Poor Mental Health Days | 4.0 | 4.6 | 4.8 |
| Adult Smoking | 10.5% | 13.3% | 15.0% |
| Adult Obesity | 26.7% | 36.2% | 34.0% |
| Air Pollution - Particulate Matter | 9.9 | 8.6 | 7.3 |
| Drinking water violation indicator | No | N/A | N/A |
| Diabetes Prevalence | 8.7% | 11.0% | 9.6% |
| Life Expectancy | 81.6 | 77.2 | 77.6 |
EPA testing found PFAS in water samples from the City of Rowlett. Results dated Feb 17, 2025 to Aug 25, 2025 include PFBA at 0.005 micrograms per liter and PFPeA at 0.003 to 0.0046 micrograms per liter.
EPA testing found PFAS in water samples from the City of Wylie. Results dated Apr 13, 2023 to Feb 8, 2024 include PFPeA at 0.0064 to 0.0089 micrograms per liter and PFBA at 0.0074 to 0.0086 micrograms per liter.
EPA testing found PFAS in water samples from the City of Rockwall. Results dated Dec 11, 2024 to Sep 9, 2025 include PFBA at 0.005 to 0.0096 micrograms per liter and PFPeA at 0.0035 to 0.007 micrograms per liter.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 6 violations for the City of Rowlett, including 1 marked active.
EPA drinking water records on this page list 2 violations for the City of Wylie.
EPA drinking water records on this page list 1 violation for the City of Rockwall.
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 Lavon.
The monitoring station at Dallas Lbj Freeway recorded an annual average of 21.5 Parts per billion for nitrogen dioxide in 2025.
The monitoring station at Dallas North #2 recorded an annual average of 16.4 Parts per billion for nitrogen dioxide in 2025.
The monitoring station at Dallas North #2 recorded an annual average of 0.045 Parts per million for ozone in 2025.
Download 2025 EPA annual monitor dataCurrent air quality on AirNow
The radon data for Lavon covers Collin 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 Lavon reports a life expectancy of 81.6 years in Collin 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 Lavon reports 4,440 years of life lost to deaths before age 75 per 100,000 residents in Collin 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 Lavon lists fine-particle pollution (PM2.5) at 9.9 micrograms per cubic meter in Collin County, Texas.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.