EPA Air · stack tests by state and year
Air-emissions stack tests in Nebraska, 2024
- 150Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in Nebraska during 2024; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in Nebraska, 2024
- Lancaster County 26
- Platte County 14
- Cass County 12
- Washington County 12
- Sarpy County 11
- Douglas County 10
- Otoe County 8
- Merrick County 5
- Adams County 5
- Lincoln County 5
- Madison County 4
- Fillmore County 4
- Hall County 3
- Holt County 3
- Dakota County 3
- Boone County 3
- Hamilton County 3
Nebraska, other years
Air-emissions stack tests recorded in Nebraska, 2024
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2024-12-31 | CIE NORFOLK GNS LLC — high-priority violation on file | NORFOLK, Madison, NE | Pass | State |
| 2024-12-23 | OPPD NEBRASKA CITY STATION | NEBRASKA CITY, Otoe, NE | Pass | State |
| 2024-12-19 | CARGILL INC — high-priority violation on file | BLAIR, Washington, NE | Pass | State |
| 2024-12-18 | FALLS CITY POWER PLANT — high-priority violation on file | FALLS CITY, Richardson, NE | Pass | State |
| 2024-12-18 | FIREBALL GROUP LLC DATA CENTER — high-priority violation on file | PAPILLION, Sarpy, NE | N/A | State |
| 2024-12-18 | FIREBALL GROUP LLC DATA CENTER — high-priority violation on file | PAPILLION, Sarpy, NE | N/A | State |
| 2024-12-12 | NPPD GERALD GENTLEMAN STATION | SUTHERLAND, Lincoln, NE | Pass | State |
| 2024-12-04 | SIOUXLAND ETHANOL LLC — high-priority violation on file | JACKSON, Dakota, NE | Pass | State |
| 2024-12-03 | NORFOLK CRUSH LLC | NORFOLK, Madison, NE | Pass | State |
| 2024-11-26 | BRIDGEPORT ETHANOL LLC | BRIDGEPORT, Morrill, NE | Pass | State |
| 2024-11-21 | VALERO RENEWABLE FUELS COMPANY — high-priority violation on file | ALBION, Boone, NE | Pass | State |
| 2024-11-20 | ADM CORN PROCESSING — high-priority violation on file | COLUMBUS, Platte, NE | Pass | State |
| 2024-11-13 | GREEN PLAINS CENTRAL CITY LLC — high-priority violation on file | CENTRAL CITY, Merrick, NE | Pass | State |
| 2024-11-12 | NPPD GERALD GENTLEMAN STATION | SUTHERLAND, Lincoln, NE | Pass | State |
| 2024-11-12 | CARGILL INC — high-priority violation on file | BLAIR, Washington, NE | Pass | State |
| 2024-11-07 | FLEXCON COMPANY INC | COLUMBUS, Platte, NE | Pass | State |
| 2024-11-05 | WESTWOOD SOLUTIONS LLC | OMAHA, Douglas, NE | N/A | State |
| 2024-11-04 | ASH GROVE CEMENT CO — high-priority violation on file | LOUISVILLE, Cass, NE | Pass | State |
| 2024-11-04 | ASH GROVE CEMENT CO — high-priority violation on file | LOUISVILLE, Cass, NE | Pass | State |
| 2024-10-28 | GREEN PLAINS CENTRAL CITY LLC — high-priority violation on file | CENTRAL CITY, Merrick, NE | Pass | State |
| 2024-10-28 | GREEN PLAINS YORK LLC — high-priority violation on file | YORK, York, NE | Pass | State |
| 2024-10-24 | NEBRASKA CORN PROCESSING LLC — high-priority violation on file | CAMBRIDGE, Furnas, NE | Pass | State |
| 2024-10-24 | KAAPA PARTNERS AURORA LLC — high-priority violation on file | AURORA, Hamilton, NE | Fail | State |
| 2024-10-23 | OPPD SARPY COUNTY STATION | BELLEVUE, Sarpy, NE | N/A | State |
| 2024-10-22 | OPPD SARPY COUNTY STATION | BELLEVUE, Sarpy, NE | N/A | State |
| 2024-10-10 | ASH GROVE CEMENT CO — high-priority violation on file | LOUISVILLE, Cass, NE | Pass | State |
| 2024-10-10 | ASH GROVE CEMENT CO — high-priority violation on file | LOUISVILLE, Cass, NE | Pass | State |
| 2024-10-09 | RAVEN NORTHBROOK LLC | SPRINGFIELD, Sarpy, NE | Pass | State |
| 2024-10-08 | OPPD NEBRASKA CITY STATION | NEBRASKA CITY, Otoe, NE | Fail | State |
| 2024-10-08 | ADM CORN PROCESSING — high-priority violation on file | COLUMBUS, Platte, NE | N/A | State |
| 2024-10-07 | NPPD SHELDON STATION | HALLAM, Lancaster, NE | Pass | Local |
| 2024-10-03 | GREEN PLAINS WOOD RIVER LLC — high-priority violation on file | WOOD RIVER, Hall, NE | N/A | State |
| 2024-09-26 | CARGILL INC — high-priority violation on file | BLAIR, Washington, NE | Fail | State |
| 2024-09-24 | CARGILL INC — high-priority violation on file | BLAIR, Washington, NE | Pass | State |
| 2024-09-18 | KAAPA ETHANOL LLC | MINDEN, Kearney, NE | N/A | State |
| 2024-09-18 | ADM CORN PROCESSING — high-priority violation on file | COLUMBUS, Platte, NE | Fail | State |
| 2024-09-13 | RAVEN NORTHBROOK LLC | SPRINGFIELD, Sarpy, NE | N/A | State |
| 2024-09-12 | CARGILL INC — high-priority violation on file | BLAIR, Washington, NE | N/A | State |
| 2024-09-10 | POET BIOREFINING-FAIRMONT LLC — high-priority violation on file | FAIRMONT, Fillmore, NE | N/A | State |
| 2024-09-10 | RAVEN NORTHBROOK LLC | SPRINGFIELD, Sarpy, NE | Pass | State |
| 2024-09-09 | FLEXCON COMPANY INC | COLUMBUS, Platte, NE | Fail | State |
| 2024-09-06 | CARGILL INC — high-priority violation on file | BLAIR, Washington, NE | Pass | State |
| 2024-09-05 | CHIEF ETHANOL FUELS INC | HASTINGS, Adams, NE | Pass | State |
| 2024-09-05 | BD PHARMACEUTICAL SYSTEMS | COLUMBUS, Platte, NE | N/A | State |
| 2024-09-05 | BD PHARMACEUTICAL SYSTEMS | COLUMBUS, Platte, NE | Pass | State |
| 2024-09-03 | OPPD NORTH OMAHA POWER STATION | OMAHA, Douglas, NE | N/A | Local |
| 2024-08-30 | ENDICOTT CLAY PRODUCTS CO — high-priority violation on file | ENDICOTT, Jefferson, NE | Pass | State |
| 2024-08-28 | CARGILL INC — high-priority violation on file | BLAIR, Washington, NE | Fail | State |
| 2024-08-26 | CURTIS POWER PLANT — high-priority violation on file | CURTIS, Frontier, NE | Pass | State |
| 2024-08-24 | NPPD SHELDON STATION | HALLAM, Lancaster, NE | Pass | Local |
| 2024-08-23 | NPPD GERALD GENTLEMAN STATION | SUTHERLAND, Lincoln, NE | N/A | State |
| 2024-08-23 | NPPD SHELDON STATION | HALLAM, Lancaster, NE | Pass | Local |
| 2024-08-20 | NUCOR STEEL | NORFOLK, Madison, NE | Pass | State |
| 2024-08-18 | NPPD SHELDON STATION | HALLAM, Lancaster, NE | Pass | Local |
| 2024-08-16 | TYSON FRESH MEATS INC | DAKOTA CITY, Dakota, NE | N/A | State |
| 2024-08-12 | RAVEN NORTHBROOK LLC | SPRINGFIELD, Sarpy, NE | Fail | State |
| 2024-08-08 | OPPD NEBRASKA CITY STATION | NEBRASKA CITY, Otoe, NE | Pass | State |
| 2024-08-08 | RAVEN NORTHBROOK LLC | SPRINGFIELD, Sarpy, NE | Fail | State |
| 2024-08-08 | NPPD SHELDON STATION | HALLAM, Lancaster, NE | Pass | Local |
| 2024-08-07 | OPPD NEBRASKA CITY STATION | NEBRASKA CITY, Otoe, NE | Pass | State |
| 2024-08-07 | NPPD SHELDON STATION | HALLAM, Lancaster, NE | Pass | Local |
| 2024-08-06 | OPPD NEBRASKA CITY STATION | NEBRASKA CITY, Otoe, NE | N/A | State |
| 2024-08-06 | NPPD SHELDON STATION | HALLAM, Lancaster, NE | Pass | Local |
| 2024-08-01 | NPPD BEATRICE POWER STATION | BEATRICE, Gage, NE | N/A | State |
| 2024-07-30 | NPPD SHELDON STATION | HALLAM, Lancaster, NE | Pass | Local |
| 2024-07-29 | NPPD SHELDON STATION | HALLAM, Lancaster, NE | Pass | Local |
| 2024-07-26 | SARGENT MUNICIPAL UTILITIES — high-priority violation on file | SARGENT, Custer, NE | Pass | State |
| 2024-07-25 | CARGILL INC — high-priority violation on file | BLAIR, Washington, NE | Pass | State |
| 2024-07-25 | NPPD SHELDON STATION | HALLAM, Lancaster, NE | Pass | Local |
| 2024-07-25 | NPPD SHELDON STATION | HALLAM, Lancaster, NE | Pass | Local |
| 2024-07-23 | ADM CORN PROCESSING — high-priority violation on file | COLUMBUS, Platte, NE | Pass | State |
| 2024-07-23 | CARGILL INC — high-priority violation on file | BLAIR, Washington, NE | Pass | State |
| 2024-07-19 | LES ROKEBY PEAKING UNIT | LINCOLN, Lancaster, NE | Pass | Local |
| 2024-07-19 | LES ROKEBY PEAKING UNIT | LINCOLN, Lancaster, NE | Pass | Local |
| 2024-07-19 | LES ROKEBY PEAKING UNIT | LINCOLN, Lancaster, NE | Pass | Local |
| 2024-07-17 | NPPD SHELDON STATION | HALLAM, Lancaster, NE | Pass | Local |
| 2024-07-17 | LINCOLN INDUSTRIES | LINCOLN, Lancaster, NE | Pass | Local |
| 2024-07-10 | WHELAN ENERGY CENTER — high-priority violation on file | HASTINGS, Adams, NE | N/A | State |
| 2024-07-09 | ADM SOYBEAN OIL EXTRACTION PLANT | LINCOLN, Lancaster, NE | Pass | Local |
| 2024-07-09 | ADM SOYBEAN OIL EXTRACTION PLANT | LINCOLN, Lancaster, NE | Pass | Local |
| 2024-07-02 | CARGILL INC — high-priority violation on file | BLAIR, Washington, NE | Fail | State |
| 2024-06-26 | MAGELLAN PIPELINE COMPANY LP | OMAHA, Douglas, NE | Pass | State |
| 2024-06-25 | RAVEN NORTHBROOK LLC | SPRINGFIELD, Sarpy, NE | N/A | State |
| 2024-06-21 | ASH GROVE CEMENT CO — high-priority violation on file | LOUISVILLE, Cass, NE | N/A | State |
| 2024-06-21 | ASH GROVE CEMENT CO — high-priority violation on file | LOUISVILLE, Cass, NE | N/A | State |
| 2024-06-17 | OPPD NEBRASKA CITY STATION | NEBRASKA CITY, Otoe, NE | Pass | State |
| 2024-06-14 | ASH GROVE CEMENT CO — high-priority violation on file | LOUISVILLE, Cass, NE | Pass | State |
| 2024-06-14 | ASH GROVE CEMENT CO — high-priority violation on file | LOUISVILLE, Cass, NE | Pass | State |
| 2024-06-14 | WESTWOOD SOLUTIONS LLC | OMAHA, Douglas, NE | Pass | State |
| 2024-06-12 | ASH GROVE CEMENT CO — high-priority violation on file | LOUISVILLE, Cass, NE | N/A | State |
| 2024-06-12 | ASH GROVE CEMENT CO — high-priority violation on file | LOUISVILLE, Cass, NE | N/A | State |
| 2024-06-10 | KAAPA PARTNERS AURORA LLC — high-priority violation on file | AURORA, Hamilton, NE | Pass | State |
| 2024-06-07 | WESTWOOD SOLUTIONS LLC | OMAHA, Douglas, NE | Pass | State |
| 2024-06-05 | SANDHILLS RENEWABLE ENERGY LLC | ATKINSON, Holt, NE | N/A | State |
| 2024-05-30 | NPPD SHELDON STATION | HALLAM, Lancaster, NE | Pass | Local |
| 2024-05-29 | NPPD SHELDON STATION | HALLAM, Lancaster, NE | Pass | Local |
| 2024-05-24 | SOUTH SIOUX COGEN | SOUTH SIOUX CITY, Dakota, NE | Pass | State |
| 2024-05-20 | GREEN PLAINS CENTRAL CITY LLC — high-priority violation on file | CENTRAL CITY, Merrick, NE | Pass | State |
| 2024-05-14 | STUART MUNICIPAL POWER PLANT — high-priority violation on file | STUART, Holt, NE | N/A | State |
| 2024-05-14 | CAMACO COLUMBUS MANUFACTURING | COLUMBUS, Platte, NE | Pass | State |
Page 1 of 2NextPage 2
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.