Clean Water Act discharge permit · NPDES SD0028651
SUNSET COLONY, Britton, SD: NPDES SD0028651 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
SUNSET COLONY, held by Sunset Colony, holds NPDES permit SD0028651, which discharges to Unnamed Wetland. EPA’s file records it issued January 31, 2022 and expiring January 31, 2027. 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 | SUNSET COLONY |
|---|---|
| Permittee as filed | Sunset Colony |
| NPDES ID | SD0028651 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | January 31, 2022 |
| Expiration date | January 31, 2027 |
| Issuing agency | SDDANR |
| Address | Britton, SD 57430 |
| Receiving water | Unnamed Wetland |
| Subwatershed | Renzienhausen Slough-Crow Creek Ditch (HUC 101600031803) |
| 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
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES SD0028651.
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 SD0028651.
Inspections
EPA’s inspection file holds no inspection for NPDES SD0028651.
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
| Date | What EPA recorded | Agency |
|---|---|---|
| May 7, 2026 | Phone Call/ EMAIL | State |
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, SD0028651.
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 SD0028651 there.
SUNSET COLONY, Britton, South Dakota: Individual permit SD0028651, held by Sunset Colony; Publicly owned treatment works; Effective; issued January 31, 2022, term to January 31, 2027, by SDDANR; discharges to Unnamed Wetland; Sewage Treatment Facilities.
- May 7, 2026: Phone Call/ EMAIL (State).
South Dakota holds 224 Publicly owned treatment works coverages of this permit type in EPA’s file; 208 were issued before SD0028651.
Coverages issued nearest SD0028651
- 2020-07-01: HERMOSA, TOWN OF, Hermosa: SD0022349, held by Hermosa, Town of
- 2020-07-01: LAKE COCHRANE SANITARY DISTRICT, Gary: SD0026514, held by Lake Cochrane Sanitary District
- 2021-04-12: WAKONDA, TOWN OF, Wakonda: SD0020257, held by Wakonda, Town of
- 2021-04-26: CENTERVILLE, CITY OF, Centerville: SD0022527, held by Centerville, City of
- 2021-06-01: HARRISBURG, CITY OF, Harrisburg: SD0023728, held by Harrisburg, City of
- 2022-02-28: GRASS RANCH HUTTERIAN BRETHREN, Kimball: SD0028648, held by Grass Ranch Hutterian Brethren
- 2022-03-31: HUTTERVILLE H.B., INC., Stratford: SD0028622, held by Hutterville H.B., Inc.
- 2025-09-01: SPRING CREEK/COW CREEK SANITARY DISTRICT, Pierre: SD0028661, held by Spring Creek/Cow Creek Sanitary District
SUNSET COLONY among its neighbors
2 discharge permits are in the Renzienhausen Slough-Crow Creek Ditch subwatershed (HUC 101600031803); SD0028651 is one. Its county: 12, 0 major; SD0028651 is minor permit.
Other permits in the Renzienhausen Slough-Crow Creek Ditch subwatershed (HUC 101600031803)
- PCN 05F4, Britton: SDR10P54J, minor, term to 2028-10-31
Nearby on the register
- Discharge permits in Britton
- Every permit record in Britton, 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.
What this page shows
SUNSET COLONY is one of 2 NPDES permits in the Renzienhausen Slough-Crow Creek Ditch subwatershed. Of the 9 potw permits in Marshall County, 88.9% have an earlier issue date than this permit, and 77.8% have a violation on file.