Clean Water Act discharge permit · NPDES IA0059978
CLIMAX MOLYBDENUM COMPANY, Fort Madison, IA: NPDES IA0059978 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 15Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
CLIMAX MOLYBDENUM COMPANY holds NPDES permit IA0059978. EPA’s file records it issued December 1, 2020 and expiring November 30, 2025. 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 | CLIMAX MOLYBDENUM COMPANY |
|---|---|
| Permittee as filed | CLIMAX MOLYBDENUM COMPANY |
| NPDES ID | IA0059978 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | December 1, 2020 |
| Expiration date | November 30, 2025 |
| Issuing agency | STA |
| Address | Fort Madison, IA 52627 |
| Subwatershed | Tyson Creek-Mississippi River (HUC 070801041705) |
| NAICS | 331410 – Nonferrous Metal [except Aluminum] Smelting and Refining |
| SIC | 3339 – Primary Nonferrous Metals |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 18Pollutants on file
- 15Under a numeric limit
- 14With a violation of any kind
- 3With 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 |
|---|---|---|---|---|---|
| Molybdenum, total [as Mo] | 4 | 23 | 15 | July 31, 2026 | 64% over the limit |
| Solids, total suspended | 4 | 18 | 2 | August 31, 2024 | 42% over the limit |
| Selenium, total [as Se] | 8 | 10 | 2 | February 28, 2018 | 30% over the limit |
| Fluoride, total [as F] | 4 | 37 | 0 | ||
| Lead, total [as Pb] | 4 | 29 | 0 | ||
| pH | 2 | 27 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 0 | 16 | 0 | ||
| Cadmium, total [as Cd] | 8 | 8 | 0 | ||
| Arsenic, total [as As] | 4 | 8 | 0 | ||
| Zinc, total [as Zn] | 4 | 8 | 0 | ||
| Nitrogen, ammonia total [as N] | 0 | 8 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 1 | 4 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 1 | 4 | 0 | ||
| Oxygen, dissolved [DO] | 0 | 2 | 0 | ||
| Nitrogen, total [as N] | 5 | 0 | 0 | ||
| Phosphorus, total [as P] | 5 | 0 | 0 | ||
| Sulfate, total [as SO4] | 4 | 0 | 0 | ||
| Copper, total [as Cu] | 4 | 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 IA0059978.
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.
Watch this permit
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, IA0059978.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 IA0059978 there.
Nearby on the register
- Discharge permits in Fort Madison
- Every permit record in Fort Madison, A to Z
- Discharge permits in Iowa
- Every permit record in Iowa, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.