EPA Air · stack tests by state, industry and year

Food manufacturing (NAICS 3112): stack tests in South Dakota, 2026

12Stack tests

A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row is one stack test recorded during 2026 at a South Dakota source whose primary industry code is NAICS 3112. A facility filing more than one industry code is counted under the first one on its record.

Food manufacturing (NAICS 3112) in South Dakota, other years

Other industries in South Dakota, 2026

Air-emissions stack tests recorded in South Dakota, 2026

Date	Facility	Where	Kind	Agency
2026-05-29	RING NECK ENERGY & FEED LLC — high-priority violation on file	ONIDA, Sully, SD	Pass	State
2026-05-28	RING NECK ENERGY & FEED LLC — high-priority violation on file	ONIDA, Sully, SD	Pass	State
2026-03-30	HIGH PLAINS PROCESSING, LLC, A DELAWARE LIMITED LIABILITY	MITCHELL, Davison, SD	Pass	State
2026-03-10	AG PROCESSING INC.	ABERDEEN, Brown, SD	Pass	State
2026-03-10	HIGH PLAINS PROCESSING, LLC, A DELAWARE LIMITED LIABILITY	MITCHELL, Davison, SD	Pass	State
2026-02-12	HIGH PLAINS PROCESSING, LLC, A DELAWARE LIMITED LIABILITY	MITCHELL, Davison, SD	Pass	State
2026-02-10	HIGH PLAINS PROCESSING, LLC, A DELAWARE LIMITED LIABILITY	MITCHELL, Davison, SD	Pass	State
2026-02-09	HIGH PLAINS PROCESSING, LLC, A DELAWARE LIMITED LIABILITY	MITCHELL, Davison, SD	Pass	State
2026-02-07	HIGH PLAINS PROCESSING, LLC, A DELAWARE LIMITED LIABILITY	MITCHELL, Davison, SD	Pass	State
2026-02-05	HIGH PLAINS PROCESSING, LLC, A DELAWARE LIMITED LIABILITY	MITCHELL, Davison, SD	Pass	State
2026-02-04	HIGH PLAINS PROCESSING, LLC, A DELAWARE LIMITED LIABILITY	MITCHELL, Davison, SD	Pass	State
2026-02-03	HIGH PLAINS PROCESSING, LLC, A DELAWARE LIMITED LIABILITY	MITCHELL, Davison, SD	Pass	State

Primary NAICS code as filed on the facility record; dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.