Clean Water Act discharge permit · NPDES SD0027847
DAKOTA ETHANOL, LLC, Wentworth, SD: NPDES SD0027847 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 30Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
DAKOTA ETHANOL, LLC, held by Dakota Ethanol, LLC, holds NPDES permit SD0027847, which discharges to Skunk Creek Below Lake Brandt. EPA’s file records it issued February 23, 2007 and expiring March 31, 2012. 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 | DAKOTA ETHANOL, LLC |
|---|---|
| Permittee as filed | Dakota Ethanol, LLC |
| NPDES ID | SD0027847 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | February 23, 2007 |
| Expiration date | March 31, 2012 |
| Issuing agency | SDDENR |
| Address | Wentworth, SD 57075 |
| Receiving water | SKUNK CREEK BELOW LAKE BRANDT |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Anderson Slough-Skunk Creek (HUC 101702031001) |
| Other EPA IDs (FRS) | ICIS-AIR source SD0000004607900003 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 30Pollutants on file
- 30Under a numeric limit
- 13With a violation of any kind
- 7With 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 |
|---|---|---|---|---|---|
| Pass/Fail Static Renewal 48Hr Acute Ceriodaphnia dubia | 2 | 11 | 8 | June 30, 2022 | |
| Alkalinity, total [as CaCO3] | 2 | 8 | 8 | January 31, 2025 | 12% over the limit |
| Oxygen, dissolved [DO] | 1 | 8 | 8 | July 31, 2026 | 98% over the limit |
| Floating solids, waste or visible foam-visual | 1 | 7 | 7 | March 31, 2004 | |
| Conductivity | 2 | 2 | 2 | August 31, 2012 | 2% over the limit |
| BOD, 5-day, 20 deg. C | 2 | 2 | 2 | October 31, 2008 | 122% over the limit |
| Chlorine, total residual | 1 | 1 | 1 | April 30, 2017 | 1,532% over the limit |
| Copper, total recoverable | 2 | 3 | 0 | ||
| Pass/Fail Static Renewal 96Hr Acute Pimephales Promelas | 2 | 3 | 0 | ||
| Chromium, total recoverable | 2 | 2 | 0 | ||
| Molybdenum, total recoverable | 2 | 2 | 0 | ||
| Mercury, total recoverable | 2 | 2 | 0 | ||
| Chemical Oxygen Demand [COD] | 2 | 2 | 0 | ||
| Temperature, water deg. fahrenheit | 2 | 0 | 0 | ||
| Flow rate | 2 | 0 | 0 | ||
| pH | 2 | 0 | 0 | ||
| Solids, total suspended | 2 | 0 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 0 | 0 | ||
| Nitrogen, nitrate total [as N] | 2 | 0 | 0 | ||
| Hardness, total [as CaCO3] | 2 | 0 | 0 | ||
| Arsenic, total recoverable | 2 | 0 | 0 | ||
| Selenium, total recoverable | 2 | 0 | 0 | ||
| Nickel, total recoverable | 2 | 0 | 0 | ||
| Zinc, total recoverable | 2 | 0 | 0 | ||
| Cadmium, total recoverable | 2 | 0 | 0 | ||
| Lead, total recoverable | 2 | 0 | 0 | ||
| Solids, total dissolved | 2 | 0 | 0 | ||
| Oil & Grease | 1 | 0 | 0 | ||
| Flow, total | 1 | 0 | 0 | ||
| Oil and grease visual | 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 SD0027847.
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, SD0027847.
Start the watch
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- One watershed — $2,990/year
- One state — $4,990/year
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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 SD0027847 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.