Clean Water Act discharge permit · NPDES IA0065692
AJINOMOTO HEALTH & NUTRITION NORTH AMERICA, INC., Eddyville, IA: NPDES IA0065692 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 13Pollutants under a numeric limit
- 11Pollutants with an effluent exceedance
AJINOMOTO HEALTH & NUTRITION NORTH AMERICA, INC. holds NPDES permit IA0065692. EPA’s file records it issued January 1, 2023 and expiring December 31, 2027. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | AJINOMOTO HEALTH & NUTRITION NORTH AMERICA, INC. |
|---|---|
| Permittee as filed | AJINOMOTO HEALTH & NUTRITION NORTH AMERICA, INC. |
| NPDES ID | IA0065692 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | January 1, 2023 |
| Expiration date | December 31, 2027 |
| Issuing agency | STA |
| Address | Eddyville, IA 52553 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Brown Creek-Des Moines River (HUC 071000090704) |
| NAICS | 325199 – All Other Basic Organic Chemical Manufacturing |
| SIC | 2869 – Industrial Organic Chemicals |
| Other EPA IDs (FRS) | RCRA handler IAD984570325 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 17Pollutants on file
- 13Under a numeric limit
- 11With a violation of any kind
- 11With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Chlorine, total residual | 8 | 205 | 69 | December 31, 2022 | 15,689% over the limit |
| Flow, in conduit or thru treatment plant | 0 | 52 | 52 | April 30, 2011 | 87,400% over the limit |
| Solids, total suspended | 9 | 63 | 49 | March 31, 2022 | 1,067% over the limit |
| Iron, total [as Fe] | 4 | 54 | 42 | July 31, 2018 | 371% over the limit |
| Sulfate, total [as SO4] | 0 | 34 | 24 | April 30, 2017 | 52% over the limit |
| pH | 10 | 10 | 8 | July 31, 2021 | |
| E. coli | 0 | 9 | 8 | May 31, 2018 | 4,942% over the limit |
| Temperature, water deg. fahrenheit | 12 | 8 | 8 | May 31, 2022 | 13% over the limit |
| Oxygen, dissolved [DO] | 12 | 8 | 8 | September 30, 2016 | 59% over the limit |
| Nitrogen, ammonia total [as N] | 9 | 6 | 6 | March 31, 2025 | 165% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 0 | 15 | 5 | September 30, 2017 | 51% over the limit |
| BOD, 5-day, 20 deg. C | 14 | 0 | 0 | ||
| Nitrogen, total [as N] | 10 | 0 | 0 | ||
| Phosphorus, total [as P] | 10 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 5 | 0 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 1 | 0 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 1 | 0 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES IA0065692.
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID IA0065692 there.
Nearby on the register
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- Every permit record in Eddyville, A to Z
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- Every permit record in Iowa, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.