Clean Water Act discharge permit · NPDES IA0034231
ELK RUN HEIGHTS CITY OF STP, Elk Run Heights, IA: NPDES IA0034231 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
ELK RUN HEIGHTS CITY OF STP, held by CITY OF ELK RUN HEIGHTS, holds NPDES permit IA0034231. EPA’s file records it issued May 1, 2018 and expiring April 30, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | ELK RUN HEIGHTS CITY OF STP |
|---|---|
| Permittee as filed | CITY OF ELK RUN HEIGHTS |
| NPDES ID | IA0034231 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | May 1, 2018 |
| Expiration date | April 30, 2023 |
| Issuing agency | STA |
| Address | Elk Run Heights, IA 50707 |
| Subwatershed | Elk Run (HUC 070802050901) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 9Pollutants on file
- 8Under a numeric limit
- 6With 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 |
|---|---|---|---|---|---|
| Flow, in conduit or thru treatment plant | 0 | 51 | 43 | July 31, 2017 | 108,147% over the limit |
| Nitrogen, ammonia total [as N] | 48 | 36 | 12 | October 31, 2023 | 598% over the limit |
| pH | 5 | 12 | 4 | April 30, 2026 | |
| BOD, carbonaceous [5 day, 20 C] | 4 | 26 | 2 | March 31, 2026 | 60% over the limit |
| Nitrogen, total [as N] | 2 | 2 | 2 | June 30, 2020 | 207% over the limit |
| Solids, total suspended | 9 | 32 | 0 | ||
| BOD, 5-day, 20 deg. C | 5 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 5 | 0 | 0 | ||
| Phosphorus, total [as P] | 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 IA0034231.
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, IA0034231.
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 IA0034231 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.