NPDES IA0058815 · Clean Water Act
AG PROCESSING INC. - SERGEANT BLUFF, Sergeant Bluff, IA: NPDES IA0058815 discharge permit, effluent exceedances, inspections, penalties
AG PROCESSING INC. - SERGEANT BLUFF, Sergeant Bluff, Iowa: Individual permit IA0058815, held by AG PROCESSING, INC.; Effective; issued July 1, 2023, term to June 30, 2028, by STA; Soybean and Other Oilseed Processing.
1 of the 7 pollutants listed for NPDES IA0058815 have no violation or effluent exceedance.
- Chlorine, total residual: 8 limits, 40 violations of any kind, 16 effluent exceedances, latest February 28, 2013, largest 5,376% over the limit.
- Solids, total suspended: 0 limits, 17 violations of any kind, 13 effluent exceedances, latest April 30, 2004, largest 383% over the limit.
- BOD, carbonaceous [5 day, 20 C]: 0 limits, 14 violations of any kind, 10 effluent exceedances, latest April 30, 2007, largest 172% over the limit.
- Flow, in conduit or thru treatment plant: 0 limits, 4 violations of any kind, 2 effluent exceedances, latest April 30, 2007, largest 32% over the limit.
- Coliform, fecal general: 0 limits, 3 violations of any kind, 2 effluent exceedances, latest June 30, 2006, largest 4,900% over the limit.
- pH: 2 limits, 5 violations of any kind.
- Iron, total [as Fe]: 4 limits.
- March 23, 2026: Evaluation (E).
- March 23, 2026: Evaluation (E).
Other permits held by AG PROCESSING, INC.
- AG PROCESSING, INC. - ALGONA, Algona: IA0081116, issued 2013-08-01
AG PROCESSING INC. - SERGEANT BLUFF among its neighbors
17 discharge permits are in the Bacon Creek-Missouri River subwatershed (HUC 102300010305); IA0058815 is one. Its county: 39, 5 major; IA0058815 is minor permit.
Other permits in the Bacon Creek-Missouri River subwatershed (HUC 102300010305)
- CENTRAL BANK, Sioux City: IA0030881, minor, term to 2023-12-31
- CF INDUSTRIES NITROGEN, LLC - PORT NEAL NITROGEN COMPLEX, Sergeant Bluff: IA0004014, major, term to 2027-01-31
- CITY OF SOUTH SIOUX CITY, South Sioux City: NE0139904, major, term to 2028-03-31
- DAKOTA CITY POTABLE WATER, Dakota City: NE0113778, minor, term to 2023-12-31
- GELITA USA, INC., Sergeant Bluff: IA0004413, major, term to 2028-12-31
- JEBRO, INCORPORATED, Sioux City: IA0079944, minor, term to 2020-12-31
- MIDAMERICAN ENERGY - NEAL NORTH ENERGY CENTER, Sergeant Bluff: IA0004103, major, term to 2029-03-31
- MIDAMERICAN ENERGY - NEAL SOUTH ENERGY CTR, Salix: IA0061859, major, term to 2029-01-31
- REAGENT CHEMICAL & RESEARCH, LLC, Sioux City: IA0080721, minor, term to 2021-06-30
- SERGEANT BLUFF, CITY OF MS4, Sergeant Bluff: IA0078859, minor, term to 2021-11-30
Identity
| Facility | AG PROCESSING INC. - SERGEANT BLUFF |
|---|---|
| Permittee | AG PROCESSING, INC. |
| NPDES ID | IA0058815 |
| Status | Effective |
| Type | Individual permit |
| Class | Minor |
| Facility type | Non-POTW |
| Issued | July 1, 2023 |
| Expires | June 30, 2028 |
| Agency | STA |
| Address | Sergeant Bluff, IA 51054 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Bacon Creek-Missouri River (HUC 102300010305) |
| NAICS | 311224 – Soybean and Other Oilseed Processing |
| SIC | 2075 – Soybean Oil Mills |
| Other EPA IDs (FRS) | RCRA handler IAR000515940; ICIS-AIR source IA0000001919300148 |
NPDES IA0058815: effluent limits and exceedances
AG PROCESSING INC. - SERGEANT BLUFF (NPDES IA0058815): 7 pollutants on file, 3 limited; 6 with a violation of any kind, 5 with an exceedance.
| Pollutant | Limits | Violations | Exceedances | Latest | Largest, as filed |
|---|---|---|---|---|---|
| Chlorine, total residual | 8 | 40 | 16 | February 28, 2013 | 5,376% over the limit |
| Solids, total suspended | 0 | 17 | 13 | April 30, 2004 | 383% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 0 | 14 | 10 | April 30, 2007 | 172% over the limit |
| Flow, in conduit or thru treatment plant | 0 | 4 | 2 | April 30, 2007 | 32% over the limit |
| Coliform, fecal general | 0 | 3 | 2 | June 30, 2006 | 4,900% over the limit |
| pH | 2 | 5 | 0 | ||
| Iron, total [as Fe] | 4 | 0 | 0 |
NPDES IA0058815: inspections, violations and enforcement
NPDES IA0058815: 2 inspections
| Date | What EPA recorded | Agency |
|---|---|---|
| March 23, 2026 | Evaluation | E |
| March 23, 2026 | Evaluation | E |
NPDES IA0058815 (AG PROCESSING INC. - SERGEANT BLUFF): no single-event violation, formal enforcement action and informal enforcement action on file.
Watch NPDES IA0058815
NPDES IA0058815: one email when its EPA record changes — $99/month.
Permits near NPDES IA0058815
NPDES IA0058815: 7 pollutant rows, 2 dated events; ICIS-NPDES download, loaded October 14, 2026.