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Review government records associated with Cloquet, Minnesota.
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Preparing Cloquet environmental records...
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 Cloquet, MN from EPA SDWIS.
Cloquet
PFAS above an official threshold detected in available EPA records.
Reviewed: active/open records as of Q1 2026
City listed in EPA records · Serves 12,864 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 Sep 2023 to Mar 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: Sep 2023 to Mar 2024
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 |
|---|---|---|---|---|
| PFOS | 0.0084 | 0.0040 | 2024-03-11 | Yes |
| PFOS | 0.0078 | 0.0040 | 2023-09-07 | Yes |
PFAS detections below EPA limits.
Nearby PFAS Investigation Sites
DoD records are nearby site investigations, not Cloquet 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.
City of Cloquet-Saint Louis River
Reported: Nov 2026
Health-relevant causes: Mercury, Pathogens, Polychlorinated Biphenyls (pcbs)
Affected uses: Ecological, Fishconsumption, Other, Recreation
Data from EPA ATTAINS
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.
Carlton County
Assessment year: 2020
According to EPA, a cancer risk of 20-in-1-million means that for every 1 million people continuously exposed to these air toxics over a 70-year lifetime, an estimated 20 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.
Fond Du Lac Band — Cloquet, Minnesota
Annual mean: 0.037 Parts per million
Observation year: 2025
Annual mean: 7.3 Micrograms/cubic meter (LC)
Observation year: 2025
Laura Macarthur School — Duluth, Minnesota
Annual mean: 9.7 Micrograms/cubic meter (LC)
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.
Sappi Cloquet LLC
Reported: 2024
Usg Interiors LLC
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 ECHO3 sites with active cleanup or investigation status
1817 Big Lake Road, Cloquet
Reported: Feb 2026
901 Highway 33 South, Cloquet
Reported: Feb 2026
Sw Corner Of B Avenue And 8th Street, Cloquet
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.
Sappi Cloquet LLC
Open data source: View EPA TRI facility recordSites 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
Carlton County, MN
EPA Radon Zone Map (June 2024 release)
Carlton 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.
Reviewed: 2000-present
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Carlton County, MinnesotaPop. 36,708
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 | 7,059 | 6,117 | 7,972 |
| Poor or Fair Health | 13.7% | 11.7% | 14.2% |
| Poor Physical Health Days | 3.4 | 2.7 | 3.3 |
| Poor Mental Health Days | 4.7 | 4.3 | 4.8 |
| Adult Smoking | 19.6% | 13.9% | 15.0% |
| Adult Obesity | 40.2% | 32.4% | 34.0% |
| Air Pollution - Particulate Matter | 3.1 | 6.1 | 7.3 |
| Drinking water violation indicator | No | N/A | N/A |
| Diabetes Prevalence | 9.1% | 7.9% | 9.6% |
| Life Expectancy | 77.3 | 79.7 | 77.6 |
EPA testing found PFAS in water samples from Cloquet. Results dated Sep 7, 2023 to Mar 11, 2024 include PFOS at 0.0078 to 0.0084 micrograms per liter and PFHxS at 0.0075 to 0.008 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 Cloquet.
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 Cloquet.
The monitoring station at Fond du Lac Band, Cloquet, Minnesota recorded an annual average of 0.037 Parts per million for ozone in 2025.
The monitoring station at Fond du Lac Band, Cloquet, Minnesota recorded an annual average of 7.3 Micrograms/cubic meter (LC) for fine particles (PM2.5) in 2025.
The monitoring station at Laura MacArthur School, Duluth, Minnesota recorded an annual average of 9.7 Micrograms/cubic meter (LC) for fine particles (PM2.5) in 2025.
The radon data for Cloquet covers Carlton County. EPA places this area in Zone 2, with a predicted average indoor radon screening level of 2 to 4 picocuries per liter.
No Superfund sites were returned for this city report.
This city report shows 3 brownfield sites: Angell Property; Brenny Dahl Block Company; Former Best Oil Company.
EPA Superfund recordsView on EPA ECHOView on EPA ECHOView on EPA ECHO
The county data for Cloquet reports a life expectancy of 77.3 years in Carlton County, Minnesota.
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 Cloquet reports 7,059 years of life lost to deaths before age 75 per 100,000 residents in Carlton County, Minnesota. 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 Cloquet lists fine-particle pollution (PM2.5) at 3.1 micrograms per cubic meter in Carlton County, Minnesota.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.