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Review government records associated with Cottonwood Heights, Utah.
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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 Cottonwood Heights, UT from EPA SDWIS.
Salt Lake City Water System
PFAS above an official threshold detected in available EPA records.
Reviewed: active/open records as of Q1 2026
City-area ZIP code · Serves 381,174 people
Murray City Water System
PFAS detected below the official threshold used by this report.
Reviewed: active/open records as of Q1 2026
City-area ZIP code · Serves 38,723 people
Alta Town Water System
No active drinking-water issues detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
City-area ZIP code · Serves 5,228 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 Oct 2023 to Oct 2024.
Drinking Water PFAS Monitoring
EPA UCMR5 samples public water systems. These results are separate from nearby PFAS cleanup or investigation-site records.
2 PFAS sample results above EPA limits
Sample period: Oct 2023
UCMR5 results are sampled by public water system, not every household. Confirm your water provider before treating these as tap-water results for a specific address.
| Chemical | Concentration (µg/L) | EPA Limit (µg/L) | Sample date | Over Limit |
|---|---|---|---|---|
| PFHxS | 0.0182 | 0.0100 | 2023-10-02 | Yes |
| PFOS | 0.0071 | 0.0040 | 2023-10-02 | Yes |
PFAS detections below EPA limits.
Nearby PFAS Investigation Sites
DoD records are nearby site investigations, not Cottonwood Heights drinking-water detections. Record names come from the source database and can be broad.
No DoD PFAS investigation records shown for this report.
EPA ATTAINS records identify assessed water bodies that do not meet water-quality standards for designated uses.
Outlet Big Cottonwood Creek
Reported: Nov 2026
Health-relevant causes: Pathogens
Affected uses: Ecological, Other, 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.
Salt Lake 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.
Northern Wasatch Front: Ozone
NonattainmentSerious8-Hour Ozone (2015 Standard)
Health effects (EPA): Respiratory inflammation, aggravation of asthma, reduced lung function (EPA)
Maintenance areas
Previously nonattainment; currently meeting the standard and monitored under an EPA maintenance plan.
Salt Lake City
PM2.5 · PM-2.5 (2006 Standard)
Classification: Serious
Original designation: Dec 2009
Current design value: 28 µg/m³ (2023-2025)
Salt Lake County
PM10 · PM-10 (1987 Standard)
Classification: Moderate
Original designation: Nov 1990
Current design value: 0.7 est. exc. (2023-2025)
Data from EPA Green Book
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
Bountiful Viewmont
Annual mean: 22.6 Parts per billion
Observation year: 2025
Annual mean: 0.046 Parts per million
EPA primary exceedance count: 7 (Ozone 8-hour 2015)
Observation year: 2025
Annual mean: 19.9 Micrograms/cubic meter (25 C)
Observation year: 2025
Data from EPA AQS
Reviewed: source records as of Q4 2025
EPA records for current, proposed and formerly listed Superfund sites on the National Priorities List (NPL).
Open data source: Search EPA ECHOEPA FRS Registry ID 110009315115
Reported: Nov 2021
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
Sites regulated by the Mine Safety and Health Administration, including mines, sand and gravel operations, and portable crushers. Status and type are from the MSHA Mine Data Retrieval System. Records with active/intermittent status dates older than 5 years are shown as older records rather than current active sites.
No records shown in this group.
Reviewed: status dates within last 5 years
Data from MSHA
Salt Lake County, UT
EPA Radon Zone Map (June 2024 release)
Salt Lake County is EPA Radon Zone 2 (moderate potential). EPA defines Zone 2 counties as having predicted average indoor screening levels between 2 pCi/L and 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.
No FEMA flood-zone records shown for this report.
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.
No records dated within the last 5 years surfaced for this city report.
Reviewed: last 5 years
Data from PHMSA
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Salt Lake County, UtahPop. 1,186,257
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 | 6,567 | 6,328 | 7,972 |
| Poor or Fair Health | 12.9% | 12.6% | 14.2% |
| Poor Physical Health Days | 3.6 | 3.6 | 3.3 |
| Poor Mental Health Days | 5.5 | 5.2 | 4.8 |
| Adult Smoking | 8.6% | 7.3% | 15.0% |
| Adult Obesity | 30.8% | 31.6% | 34.0% |
| Air Pollution - Particulate Matter | 9.0 | 4.7 | 7.3 |
| Drinking water violation indicator | Yes | N/A | N/A |
| Diabetes Prevalence | 9.0% | 8.2% | 9.6% |
| Life Expectancy | 78.8 | 79.1 | 77.6 |
EPA testing found PFAS in water samples from Salt Lake City Water System. Results dated Oct 2, 2023 include PFHxS at 0.0182 micrograms per liter and PFOS at 0.0071 micrograms per liter.
EPA testing found PFAS in water samples from Murray City Water System. Results dated May 29, 2024 to Oct 15, 2024 include PFPeA at 0.0066 to 0.0089 micrograms per liter and PFBS at 0.0054 to 0.0075 micrograms per liter.
Check with the utility that serves your address for its testing results.
The EPA drinking water records available here list no violations for Salt Lake City Water System.
EPA drinking water records on this page list 2 violations for Murray City Water System.
EPA drinking water records on this page list 26 violations for Alta Town Water System.
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 Cottonwood Heights.
The monitoring station at Bountiful Viewmont recorded an annual average of 22.6 Parts per billion for nitrogen dioxide in 2025.
The monitoring station at Bountiful Viewmont recorded an annual average of 0.046 Parts per million for ozone in 2025.
The monitoring station at Bountiful Viewmont recorded an annual average of 19.9 Micrograms/cubic meter (25 C) for particles (PM10) in 2025.
Download 2025 EPA annual monitor dataCurrent air quality on AirNow
The radon data for Cottonwood Heights covers Salt Lake County. EPA places this area in Zone 2, with a predicted average indoor radon screening level of 2 to 4 picocuries per liter.
This city report shows 1 Superfund site: Davenport and Flagstaff Smelters.
No brownfield sites were returned for this city report.
The county data for Cottonwood Heights reports a life expectancy of 78.8 years in Salt Lake County, Utah.
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 Cottonwood Heights reports 6,567 years of life lost to deaths before age 75 per 100,000 residents in Salt Lake County, Utah. 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 Cottonwood Heights lists fine-particle pollution (PM2.5) at 9.0 micrograms per cubic meter in Salt Lake County, Utah.
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 Dominion Energy Utah/Wyoming/Idaho near Cottonwood Heights on Oct 4, 2017. The reported release was natural gas.