Clean Water Act discharge permit · NPDES SD0020125
WAUBAY, CITY OF, Waubay, SD: NPDES SD0020125 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 10Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
WAUBAY, CITY OF, held by Waubay, City of, holds NPDES permit SD0020125, which discharges to Bitter Lake. EPA’s file records it issued March 25, 2019 and expiring March 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 | WAUBAY, CITY OF |
|---|---|
| Permittee as filed | Waubay, City of |
| NPDES ID | SD0020125 |
| 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 | March 25, 2019 |
| Expiration date | March 31, 2024 |
| Issuing agency | SDDANR |
| Address | Waubay, SD 57273 |
| Receiving water | Bitter Lake |
| Subwatershed | Bitter Lake (HUC 101702010302) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 12Pollutants on file
- 10Under a numeric limit
- 11With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 3 | 22 | 14 | May 31, 2013 | 149% over the limit |
| pH | 4 | 13 | 5 | February 28, 2010 | |
| BOD, 5-day, 20 deg. C | 3 | 10 | 2 | March 31, 2001 | 100% over the limit |
| Flow rate | 3 | 8 | 0 | ||
| Temperature, water deg. centigrade | 3 | 6 | 0 | ||
| Nitrogen, ammonia total [as N] | 3 | 6 | 0 | ||
| Phosphorus, total [as P] | 3 | 6 | 0 | ||
| Coliform, fecal general | 0 | 6 | 0 | ||
| Flow, total | 2 | 3 | 0 | ||
| Duration of discharge | 2 | 3 | 0 | ||
| Chlorine, total residual | 0 | 3 | 0 | ||
| E. coli, colony forming units [CFU] | 3 | 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 SD0020125.
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, SD0020125.
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 SD0020125 there.
Nearby on the register
- Discharge permits in Waubay
- Every permit record in Waubay, 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 September 15, 2026.