EPA Air · by state
Sources with a high-priority air violation in South Dakota
- 21Facilities
A high-priority violation is the most serious class of Clean Air Act non-compliance an agency records against a stationary source. This is the STATUS EPA carries on the facility record today — whether the violation is unaddressed, addressed by the state, the local agency or EPA itself — not a history. The year-by-year record of when violations were determined is linked below.
Violations determined in South Dakota, by year
- 2026 — violations determined 35
- 2025 — violations determined 44
- 2024 — violations determined 36
- 2023 — violations determined 35
- 2022 — violations determined 25
- 2021 — violations determined 31
- 2020 — violations determined 15
- 2018 — violations determined 3
Facilities
| Facility↑↓ | Classification↑↓ | HPV |
|---|---|---|
| 3M COMPANY - ABERDEEN | Minor source | Yes |
| ABERDEEN ENERGY, LLC | Major source | Yes |
| CRETE READY FOAM LLC | Synthetic minor source | Yes |
| FORT PIERRE POWER AND LIGHT PLANT | Major source | Yes |
| GCC DACOTAH | Major source | Yes |
| HENKEL US OPERATIONS CORPORATION | Minor source | Yes |
| HUB CITY ENERGY, LLC | Major source | Yes |
| HURON ENERGY LLC, DBA GLACIAL LAKES ENERGY LLC | Major source | Yes |
| NORTH CENTRAL FOAM | Synthetic minor source | Yes |
| NUGEN ENERGY LLC | Major source | Yes |
| POET BIOPROCESSING - CHANCELLOR, LLC | Major source | Yes |
| POET RESEARCH CENTER - SCOTLAND | Major source | Yes |
| RED RIVER ENERGY, LLC | Major source | Yes |
| REDFIELD ENERGY LLC | Major source | Yes |
| RING NECK ENERGY & FEED LLC | Major source | Yes |
| SOLVENTUM US LLC | Major source | Yes |
| TRUSSBILT, LLC | Major source | Yes |
| UNIVERSITY OF SOUTH DAKOTA | Major source | Yes |
| VALERO RENEWABLE FUELS COMPANY LLC | Major source | Yes |
| VALLEY QUEEN CHEESE FACTORY INC. | Synthetic minor source | Yes |
| WOODLAND CABINETRY | Major source | Yes |
Violation status as filed on the facility record. Figures from EPA’s ICIS-AIR download.