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Review government records associated with Royse City, 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 Royse City, TX from EPA SDWIS.
City of Royse City
Active health-based drinking-water issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
Purchased or imported water record · Serves 16,400 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 Feb 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 Royse City 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
Reviewed: source records as of Q4 2025
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.
Rockwall 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 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.
Dallas-Fort Worth: Ozone
NonattainmentSevere 158-Hour Ozone (2008 Standard)
Original designation: Jul 2012
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.
Greenville
Annual mean: 8.7 Parts per billion
Observation year: 2025
Annual mean: 0.041 Parts per million
EPA primary exceedance count: 1 (Ozone 8-hour 2015)
Observation year: 2025
Rockwall Heath
Annual mean: 0.038 Parts per million
EPA primary exceedance count: 2 (Ozone 8-hour 2015)
Observation year: 2025
Data from EPA AQS
Reviewed: source records as of Q4 2025
TRI releases are self-reported annual totals (calendar year 2024). Hover fugitive or stack for definitions.
Zurn Water LLC
Reported: 2024
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
Reviewed: reporting year 2024
No MSHA mine or extraction site records shown for this report.
Rockwall County, TX
EPA Radon Zone Map (June 2024 release)
Rockwall 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) 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.
Rockwall County, TexasPop. 123,208
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 | 5,456 | 7,875 | 7,972 |
| Poor or Fair Health | 12.6% | 17.9% | 14.2% |
| Poor Physical Health Days | 3.0 | 3.3 | 3.3 |
| Poor Mental Health Days | 4.6 | 4.6 | 4.8 |
| Adult Smoking | 11.6% | 13.3% | 15.0% |
| Adult Obesity | 32.4% | 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 | 8.4% | 11.0% | 9.6% |
| Life Expectancy | 79.6 | 77.2 | 77.6 |
EPA testing found PFAS in water samples from the City of Royse City. Results dated May 21, 2024 to Feb 17, 2025 include PFBA at 0.0072 to 0.0075 micrograms per liter and PFHxA at 0.0037 to 0.0056 micrograms per liter.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 13 violations for the City of Royse City, including 1 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 Royse City.
The monitoring station at Greenville recorded an annual average of 8.7 Parts per billion for nitrogen dioxide in 2025.
The monitoring station at Greenville recorded an annual average of 0.041 Parts per million for ozone in 2025.
The monitoring station at Rockwall Heath recorded an annual average of 0.038 Parts per million for ozone in 2025.
The radon data for Royse City covers Rockwall 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 Royse City reports a life expectancy of 79.6 years in Rockwall 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 Royse City reports 5,456 years of life lost to deaths before age 75 per 100,000 residents in Rockwall 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 Royse City lists fine-particle pollution (PM2.5) at 9.3 micrograms per cubic meter in Rockwall County, Texas.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.