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Review government records associated with El Reno, Oklahoma.
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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 El Reno, OK from EPA SDWIS.
El Reno
No active drinking-water issues detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
Purchased or imported water record · Serves 16,212 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 PFASNo 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.
Canadian 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.
Central Fire Station — Oklahoma City, Oklahoma
Annual mean: 17.9 Micrograms/cubic meter (25 C)
Observation year: 2025
Annual mean: 9.3 Micrograms/cubic meter (LC)
Observation year: 2025
Okc near Road — Oklahoma City, Oklahoma
Annual mean: 0.5 Parts per million
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.
Air Violations
Last inspected: Dec 2025
Data from EPA ECHO
TRI releases are self-reported annual totals (calendar year 2024). Hover fugitive or stack for definitions.
Dexter Axle
Reported: 2024
Fci El Reno
Reported: 2024
Gemini Coatings Inc
Reported: 2024
Reviewed: source query run Nov 2026
Brownfield sites are properties where redevelopment is complicated by the presence of hazardous substances.
Open data source: Search EPA ECHO2 sites with active cleanup or investigation status
32 34 Tall Bull Rd, Concho
Reported: Feb 2026
Highway 81, El Reno
Reported: Feb 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
Toxics Release Inventory data — chemicals disposed on-site at reporting facilities.
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.
FracFocus Chemical Disclosure Registry — national registry of chemicals used in hydraulic fracturing operations, as reported by operators to the Ground Water Protection Council and Interstate Oil and Gas Compact Commission.
FracFocus well disclosures (3)
Data from FracFocus
Canadian County, OK
EPA Radon Zone Map (June 2024 release)
Canadian 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.
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.
PHMSA tracks incidents involving natural gas and hazardous liquid pipelines. Incidents include leaks, ruptures, and explosions.
Recent Incidents (last 5 years)
CENTURION PIPELINE L.P.
Incident date: Aug 12, 2024
Property damage: $100
Data from PHMSA
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Canadian County, OklahomaPop. 169,149
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 | 7,156 | 10,334 | 7,972 |
| Poor or Fair Health | 14.4% | 19.2% | 14.2% |
| Poor Physical Health Days | 3.4 | 3.8 | 3.3 |
| Poor Mental Health Days | 4.9 | 5.5 | 4.8 |
| Adult Smoking | 15.3% | 17.5% | 15.0% |
| Adult Obesity | 36.2% | 40.0% | 34.0% |
| Air Pollution - Particulate Matter | 9.9 | 8.7 | 7.3 |
| Drinking water violation indicator | Yes | N/A | N/A |
| Diabetes Prevalence | 9.2% | 11.6% | 9.6% |
| Life Expectancy | 77.6 | 74.4 | 77.6 |
This report does not have PFAS sample results for the candidate water systems in El Reno.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 14 violations for El Reno.
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 El Reno.
The monitoring station at Central Fire Station, Oklahoma City, Oklahoma recorded an annual average of 17.9 Micrograms/cubic meter (25 C) for particles (PM10) in 2025.
The monitoring station at Central Fire Station, Oklahoma City, Oklahoma recorded an annual average of 9.3 Micrograms/cubic meter (LC) for fine particles (PM2.5) in 2025.
The monitoring station at Okc Near Road, Oklahoma City, Oklahoma recorded an annual average of 0.5 Parts per million for carbon monoxide in 2025.
The radon data for El Reno covers Canadian County. EPA places this area in Zone 3, with a predicted average indoor radon screening level below 2 picocuries per liter.
No Superfund sites were returned for this city report.
This city report shows 3 brownfield sites: Concho Reserve; El Reno Roundhouse; Rock Island and Wade Project.
EPA Superfund recordsView on EPA ECHOView on EPA ECHOView on EPA ECHO
The county data for El Reno reports a life expectancy of 77.6 years in Canadian County, Oklahoma.
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 El Reno reports 7,156 years of life lost to deaths before age 75 per 100,000 residents in Canadian County, Oklahoma. 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 El Reno lists fine-particle pollution (PM2.5) at 9.9 micrograms per cubic meter in Canadian County, Oklahoma.
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 Centurion Pipeline L.P. near El Reno on Aug 12, 2024. The reported release was crude oil.