Clean Water Act discharge permit · NPDES SD0020184
WAGNER, CITY OF, Wagner, SD: NPDES SD0020184 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
WAGNER, CITY OF, held by City of Wagner, holds NPDES permit SD0020184, which discharges to Unnamed Tributary Of Choteau Creek. EPA’s file records it issued September 27, 2017 and expiring September 30, 2022. 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 | WAGNER, CITY OF |
|---|---|
| Permittee as filed | City of Wagner |
| NPDES ID | SD0020184 |
| 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 | September 27, 2017 |
| Expiration date | September 30, 2022 |
| Address | Wagner, SD 57380 |
| Receiving water | UNNAMED TRIBUTARY OF CHOTEAU CREEK |
| Subwatershed | Wagner Municipal Airport-Choteau Creek (HUC 101701010211) |
| NAICS | 221320 – Sewage Treatment Facilities |
| SIC | 4952 – Sewerage Systems |
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
- 14Pollutants on file
- 11Under a numeric limit
- 12With 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] | 18 | 38 | 18 | March 31, 2023 | 512% over the limit |
| E. coli | 2 | 15 | 10 | July 31, 2025 | 1,479% over the limit |
| Solids, total suspended | 2 | 27 | 3 | June 30, 2012 | 83% over the limit |
| pH | 3 | 26 | 2 | October 31, 2015 | |
| Flow, in conduit or thru treatment plant | 0 | 34 | 0 | ||
| Temperature, water deg. centigrade | 2 | 24 | 0 | ||
| BOD, 5-day, 20 deg. C | 2 | 24 | 0 | ||
| Flow, total | 4 | 20 | 0 | ||
| Oil & Grease | 1 | 12 | 0 | ||
| Oil and grease visual | 1 | 12 | 0 | ||
| Floating solids, waste or visible foam-visual | 0 | 10 | 0 | ||
| Coliform, fecal general | 0 | 4 | 0 | ||
| Date of Sample Collection | 1 | 0 | 0 | ||
| Time of Sample Collection | 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 SD0020184.
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, SD0020184.
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 SD0020184 there.
Nearby on the register
- Discharge permits in Wagner
- Every permit record in Wagner, A to Z
- Discharge permits in South Dakota
- Every permit record in South Dakota, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.