EPA Air · by county
Air-emissions sources in St. Louis County, Minnesota
- 97Facilities
Every stationary source in St. Louis County, Minnesota that holds a Clean Air Act permit or is otherwise tracked by an air agency — planned, under construction, operating, seasonal or temporarily closed. Sources EPA records as permanently closed are not listed.
By emissions classification in St. Louis County
A source’s classification is the size band its potential emissions put it in: a major source is large enough to need a Title V operating permit, a synthetic minor has accepted limits to stay below that line, and a minor source sits below it outright.
Inspections in St. Louis County, by year
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source.
- 2026 — inspections 13
- 2025 — inspections 20
- 2024 — inspections 13
- 2023 — inspections 16
- 2022 — inspections 14
- 2021 — inspections 12
- 2020 — inspections 13
- 2019 — inspections 14
- 2018 — inspections 16
- 2017 — inspections 24
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| ALTEC INDUSTRIES INC | Other | No |
| ANDERSON AUTO SERVICE | Other | No |
| ARAMARK SERVICES | Synthetic minor source | No |
| ARROWHEAD AUTO BODY | Other | No |
| BAYSIDE RECYCLING | Other | No |
| BENDTEC LLC. | Other | No |
| CARSTAR HERMANTOWN | Minor source | No |
| CAST 7 LLC | Other | No |
| CHARLIE & DAVE'S AUTO BODY INC | Minor source | No |
| CHESTNUT COLLISION & RESTORATION INC | Minor source | No |
| CIRRUS DESIGN CORP AKA CIRRUS AIRCRAFT | Major source | No |
| CLEVELAND-CLIFFS MINORCA MINE INC | Major source | No |
| CLIFFS ERIE LLC - MINE AREA | Other | No |
| COLLEGE OF SAINT SCHOLASTICA | Minor source | No |
| COMPASS MINERALS AMERICA INC | Other | No |
| COONS AGGREGATE SUPPLY CO LLC | Emissions classification unknown | No |
| COSTCO GASOLINE #1422 | Other | No |
| CUB FOODS - DULUTH | Minor source | No |
| DELTA AIRLINES - IRON RANGE | Other | No |
| DULUTH AIR NATIONAL GUARD BASE | Minor source | No |
| DULUTH ENERGY SYSTEMS | Major source | No |
| DULUTH INTERNATIONAL AIRPORT | Minor source | No |
| DULUTH MISSABE & IRON RANGE RAILWAY CO P | Minor source | No |
| DULUTH STORAGE | Minor source | No |
| DULUTH SUPERIOR BLACKTOP INC- | Minor source | No |
| EASTERN ELECTRIC APPARATUS REPAIR-DULUTH | Minor source | No |
| EQUIPMENT RENTAL CO | Other | No |
| ESSENTIA HEALTH-VIRGINIA | Minor source | No |
| GENE'S CUSTOM AUTO BODY | Minor source | No |
| GREAT LAKES GAS TRANSMISSION - STATION 5 | Major source | No |
| HALLETT DOCK CO - DOCK 6 | Minor source | No |
| HANSEN MUELLER ELEVATOR A - DULUTH | Minor source | No |
| HIBBING ELECTRONICS CORP | Minor source | No |
| HIBBING PUBLIC UTILITIES COMMISSION | Major source | No |
| HIBBING TACONITE CO | Major source | No |
| HILL WOOD PRODUCTS INC | Other | No |
| HOOVER CONSTRUCTION CO - NONMETALLIC | Other | No |
| HUMES COLLISION CENTER - ARROWHEAD RD | Minor source | No |
| INDUSTRIAL RUBBER APPLICATORS | Other | No |
| IRATHANE SYSTEMS | Other | No |
| ISD 2154 - EVELETH-GILBERT HIGH SCHOOL | Other | No |
| ISD 696 - ELY | Minor source | No |
| JOHNSON SUPPLY CO | Other | No |
| JOYGLOBAL SURFACE MINING INC | Synthetic minor source | No |
| KGM CONTRACTORS INC | Other | No |
| KGM CONTRACTORS INC - AGGREGATE PLANT 2 NM | Minor source | No |
| L&M RADIATOR INC A DIVISION OF WABTEC COMPONENTS LLC | Other | No |
| LEN'S BODY & PAINT SHOP | Minor source | No |
| LOUIS LEUSTEK & SONS INC - METALLIC | Minor source | No |
| LOUIS LEUSTEK & SONS INC - NONMETALLIC | Minor source | No |
| M D AUTO BODY | Other | No |
| ME GLOBAL INC | Synthetic minor source | No |
| MESABA PROJECT METALLURGICAL SAMPLING | Other | No |
| MESABI BITUMINOUS INC - SCHLEY MINE A | Minor source | No |
| MESABI BITUMINOUS INC - SCHLEY MINE B | Minor source | No |
| MESABI BITUMINOUS INC - SCHLEY MINE B | Other | No |
| MESABI NUGGET DELAWARE LLC | Major source | No |
| MESABI REGIONAL MEDICAL CENTER | Minor source | No |
| MIDWEST AIRCRAFT REFINISHING | Other | No |
| MILLER HILL SUPER ONE FOODS | Minor source | No |
| MINNESOTA POWER - HIBBARD RENEWABLE ENERGY CENTER | Major source | No |
| MINNESOTA POWER - LASKIN ENERGY CENTER | Major source | No |
| MINNESOTA POWER INC - HERBERT SERVICE CENTER | Other | No |
| MNDOT - DULUTH | Minor source | No |
| NEWRANGE COPPER NICKEL LLC - NORTHMET PROJECT | Major source | No |
| NORTH OAKS PAVING LLC | Other | No |
| NORTHLAND CONSTRUCTORS OF DULUTH - NONMETALLIC | Other | No |
| NORTHLAND CONSTRUCTORS OF DULUTH - PLANT 21 | Other | No |
| NORTHLAND CONSTRUCTORS OF DULUTH - PLANT 42 | Other | No |
| NORTHLAND CONSTRUCTORS OF DULUTH LLC | Minor source | No |
| NORTHSHORE MINING CO - PETER MITCHELL | Major source | No |
| NORTHSHORE WOOD PRODUCTS | Minor source | No |
| NTT OF MINNESOTA INC - METALLIC | Minor source | No |
| OLDCASTLE MATERIALS CEMENT HOLDINGS INC | Minor source | No |
| PREMIER AGGREGATES LLC - PLANT #7 | Minor source | No |
| PRIMARY PRODUCTS INGREDIENTS AMERICAS LLC | Other | No |
| QWEST CORP DBA CENTURYLINK QC - DULUTH | Other | No |
| SAATI ADVANCED CHEMICALS | Other | No |
| SAINT MARY'S MEDICAL CENTER | Minor source | No |
| SBS BLACKTOP SERVICE INC | Minor source | No |
| SEPPI BROS CONCRETE PRODUCTS - VIRGINIA | Minor source | No |
| SINNOTT BLACKTOP LLC | Other | No |
| SOFIDEL AMERICA - DULUTH | Major source | Yes |
| SUPERIOR REFINING COMPANY LLC - DULUTH PETROLEUM PRODUCTS | Minor source | No |
| THE C REISS COAL CO - DULUTH DOCK | Synthetic minor source | No |
| TWIN PORTS COLLISION REPAIR INC | Other | No |
| ULLAND BROTHERS INC - PLANT 3401 | Other | No |
| UNITED STATES STEEL CORP - KEETAC | Major source | No |
| UNITED TACONITE LLC - FAIRLANE PLANT | Major source | No |
| UNITED TACONITE LLC - THUNDERBIRD MINE | Major source | No |
| UNIVERSITY OF MINNESOTA - DULUTH | Synthetic minor source | No |
| US STEEL CORP - MINNTAC | Major source | No |
| VIRGINIA DEPARTMENT OF PUBLIC UTILITIES | Major source | Yes |
| WCL - DOCK 5 | Minor source | No |
| WISCONSIN CENTRAL LTD | Synthetic minor source | No |
| WLSSD PLANT | Minor source | No |
| WLSSD WWTP | Major source | No |
County as filed on the facility record. Figures from EPA’s ICIS-AIR download.