Clean Water Act discharge permit · NPDES IA0021946
GMU WASTEWATER TREATMENT FACILITY, Glenwood, IA: NPDES IA0021946 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 12Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
GMU WASTEWATER TREATMENT FACILITY, held by GLENWOOD MUNICIPAL UTILITIES, holds NPDES permit IA0021946. EPA’s file records it issued November 1, 2019 and expiring October 31, 2024. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | GMU WASTEWATER TREATMENT FACILITY |
|---|---|
| Permittee as filed | GLENWOOD MUNICIPAL UTILITIES |
| NPDES ID | IA0021946 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | November 1, 2019 |
| Expiration date | October 31, 2024 |
| Issuing agency | STA |
| Address | Glenwood, IA 51534 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Honey Slough-Missouri River (HUC 102400010303) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 13Pollutants on file
- 12Under a numeric limit
- 8With a violation of any kind
- 5With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 9 | 97 | 13 | March 31, 2024 | 111% over the limit |
| E. coli | 1 | 10 | 8 | October 31, 2017 | 476% over the limit |
| pH | 5 | 10 | 5 | March 31, 2011 | |
| Chlorine, total residual | 4 | 8 | 2 | September 30, 2025 | 1,416% over the limit |
| Coliform, fecal general | 0 | 3 | 1 | June 30, 2006 | 7% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 4 | 84 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 1 | 2 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 1 | 2 | 0 | ||
| Nitrogen, total [as N] | 10 | 0 | 0 | ||
| Phosphorus, total [as P] | 10 | 0 | 0 | ||
| BOD, 5-day, 20 deg. C | 5 | 0 | 0 | ||
| Nitrogen, ammonia total [as N] | 5 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 5 | 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 IA0021946.
Inspections
EPA’s inspection file holds no inspection for NPDES IA0021946.
Formal enforcement and penalties
0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
Informal enforcement
EPA’s informal enforcement file holds no action for NPDES IA0021946.
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, IA0021946.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
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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 IA0021946 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.