EPA Air · inspections by state, industry and year
Chemical manufacturing (NAICS 3251): inspections in South Dakota, 2026
- 12Inspections
A compliance evaluation is the on-site or file review a state, local or federal air agency records against a permitted source. Each row is one inspection recorded during 2026 at a South Dakota source whose primary industry code is NAICS 3251. A facility filing more than one industry code is counted under the first one on its record.
Chemical manufacturing (NAICS 3251) in South Dakota, other years
Other industries in South Dakota, 2026
- Utilities (NAICS 2211) 11
- Educational services (NAICS 6113) 5
- Pipeline transportation (NAICS 4869) 4
- Food manufacturing (NAICS 3112) 4
- Pipeline transportation (NAICS 4862) 3
- Nonmetallic mineral product manufacturing (NAICS 3273) 3
- Food manufacturing (NAICS 3115) 3
- Utilities (NAICS 2212) 3
- NAICS 9999 3
Air-emissions inspections recorded in South Dakota, 2026
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2026-08-26 | POET BIOREFINING - HUDSON, LLC | HUDSON, Lincoln, SD | FCE On-Site | State |
| 2026-08-25 | POET BIOREFINING - BIG STONE, LLC | BIG STONE CITY, Grant, SD | FCE On-Site | State |
| 2026-08-11 | GLACIAL LAKES ENERGY LLC | WATERTOWN, Codington, SD | FCE On-Site | State |
| 2026-06-30 | RED RIVER ENERGY, LLC — high-priority violation on file | ROSHOLT, Roberts, SD | FCE On-Site | State |
| 2026-05-28 | REDFIELD ENERGY LLC — high-priority violation on file | REDFIELD, Beadle, SD | FCE On-Site | State |
| 2026-05-06 | HUB CITY ENERGY, LLC — high-priority violation on file | ABERDEEN, Brown, SD | FCE On-Site | State |
| 2026-05-06 | POET BIOREFINING - MITCHELL LLC | MITCHELL, Davison, SD | FCE On-Site | State |
| 2026-05-06 | ABERDEEN ENERGY, LLC — high-priority violation on file | MINA, Edmunds, SD | FCE On-Site | State |
| 2026-05-06 | NUGEN ENERGY LLC — high-priority violation on file | MARION, Turner, SD | FCE On-Site | State |
| 2026-04-30 | HURON ENERGY LLC, DBA GLACIAL LAKES ENERGY LLC — high-priority violation on file | HURON, Beadle, SD | FCE On-Site | State |
| 2026-03-11 | POET RESEARCH CENTER - SCOTLAND — high-priority violation on file | SCOTLAND, Bon Homme, SD | FCE On-Site | State |
| 2026-03-11 | POET RESEARCH CENTER - SCOTLAND — high-priority violation on file | SCOTLAND, Bon Homme, SD | FCE On-Site | State |
Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the inspection. Figures from EPA’s ICIS-AIR download.