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Review government records associated with Loudon, Tennessee.
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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 Loudon, TN from EPA SDWIS.
Loudon Utilities Board
Active monitoring or reporting issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
City listed in EPA records · Serves 16,047 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.
Sweetwater Creek
Reported: Nov 2026
Health-relevant causes: Pathogens, Polychlorinated Biphenyls (pcbs)
Affected uses: Ecological, Recreation
Data from EPA ATTAINS
NPDES permits regulate pollutant discharges into U.S. waterways. Facilities must report compliance quarterly.
Violation records
Last inspected: Dec 2025
Last inspected: Dec 2025
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.
Loudon 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.
Maintenance areas
Previously nonattainment; currently meeting the standard and monitored under an EPA maintenance plan.
Knoxville-Sevierville-La Follette
PM2.5 · PM-2.5 (2006 Standard)
Classification: Moderate
Original designation: Dec 2009
Current design value: 21 µg/m³ (2023-2025)
1997 Primary Annual PM2.5 Designations
Knoxville
EPA revoked the 1997 primary annual PM2.5 standard in this redesignated area.
Original designation: Apr 2005
Open data source: EPA final primary annual revocation ruleOpen data source: EPA designation statusHistorical designations under the revoked 1997 ozone standard
These records describe historical designations. EPA revoked the 1997 ozone standard on April 6, 2015.
Knoxville Area
Historical standard: 0.08 ppm (8-hour)
Historical designation: Maintenance · Former Subpart 1
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.
Annual mean: 6.9 Micrograms/cubic meter (LC)
Observation year: 2025
Freels/Oak Ridge
Annual mean: 0.041 Parts per million
EPA primary exceedance count: 1 (Ozone 8-hour 2015)
Observation year: 2025
Great Smoky Mountains Np
Annual mean: 0.1 Parts per million
Includes measurements flagged for exceptional events.
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.
Malibu Boats LLC
Reported: 2024
Primary Products Ingredients Loudon
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.
Loudon County, TN
EPA Radon Zone Map (June 2024 release)
Loudon 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.
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)
COLONIAL PIPELINE CO
Incident date: Jul 4, 2022
Property damage: $500
Data from PHMSA
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Loudon County, TennesseePop. 58,181
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 | 10,605 | 11,043 | 7,972 |
| Poor or Fair Health | 17.0% | 18.4% | 14.2% |
| Poor Physical Health Days | 4.0 | 4.1 | 3.3 |
| Poor Mental Health Days | 5.6 | 5.8 | 4.8 |
| Adult Smoking | 18.7% | 20.2% | 15.0% |
| Adult Obesity | 34.1% | 35.5% | 34.0% |
| Air Pollution - Particulate Matter | 7.2 | 7.6 | 7.3 |
| Drinking water violation indicator | No | N/A | N/A |
| Diabetes Prevalence | 9.9% | 12.2% | 9.6% |
| Life Expectancy | 76.2 | 74.1 | 77.6 |
This report does not have PFAS sample results for the candidate water systems in Loudon.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 3 violations for Loudon Utilities Board.
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 Loudon.
The monitoring station at Athens recorded an annual average of 6.9 Micrograms/cubic meter (LC) for fine particles (PM2.5) in 2025.
The monitoring station at Freels/Oak Ridge recorded an annual average of 0.041 Parts per million for ozone in 2025.
The monitoring station at Great Smoky Mountains Np recorded an annual average of 0.1 Parts per million for carbon monoxide in 2025.
The radon data for Loudon covers Loudon 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 Loudon reports a life expectancy of 76.2 years in Loudon County, Tennessee.
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 Loudon reports 10,605 years of life lost to deaths before age 75 per 100,000 residents in Loudon County, Tennessee. 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 Loudon lists fine-particle pollution (PM2.5) at 7.2 micrograms per cubic meter in Loudon County, Tennessee.
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 Colonial Pipeline Co near Loudon on Jul 4, 2022. The reported release was a liquid petroleum product.