Clean Water Act discharge permit · NPDES IA0036552
MELBOURNE CITY OF STP, Melbourne, IA: NPDES IA0036552 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 4Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
MELBOURNE CITY OF STP, held by CITY OF MELBOURNE, holds NPDES permit IA0036552. EPA’s file records it issued June 1, 2021 and expiring May 31, 2026. 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 | MELBOURNE CITY OF STP |
|---|---|
| Permittee as filed | CITY OF MELBOURNE |
| NPDES ID | IA0036552 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | June 1, 2021 |
| Expiration date | May 31, 2026 |
| Issuing agency | STA |
| Address | Melbourne, IA 50162 |
| Subwatershed | Headwaters North Skunk River (HUC 070801060102) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 5Pollutants on file
- 4Under a numeric limit
- 4With a violation of any kind
- 4With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 0 | 7 | 7 | July 31, 2025 | 842% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 4 | 8 | 2 | March 31, 2025 | 88% over the limit |
| Solids, total suspended | 9 | 7 | 1 | September 30, 2023 | 25% over the limit |
| pH | 5 | 4 | 1 | November 30, 2025 | |
| BOD, 5-day, 20 deg. C | 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 IA0036552.
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
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- One watershed — $2,990/year
- One state — $4,990/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 IA0036552 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.