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Clean Water Act discharge permit · NPDES SDR10I01V

NH 0212(182)187; DEWEY & POTTER, PCN 05EN, La Plant, SD: NPDES SDR10I01V discharge permit, effluent exceedances, inspections, penalties

NH 0212(182)187; DEWEY & POTTER, PCN 05EN, held by SD Department of Transportation, holds NPDES permit SDR10I01V. EPA’s file records it issued November 29, 2021 and expiring February 15, 2022. 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.

What the register holds for NH 0212(182)187; DEWEY & POTTER, PCN 05EN: its NPDES ID, its permit type and status, its dates, its address in La Plant, South Dakota. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES SDR10I01V.

Identity

Facility as filedNH 0212(182)187; DEWEY & POTTER, PCN 05EN
Permittee as filedSD Department of Transportation
NPDES IDSDR10I01V
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedNovember 29, 2021
Expiration dateFebruary 15, 2022
Issuing agencyU.S. EPA
AddressLa Plant, SD 57652
SubwatershedSwift Bird Creek (HUC 101301050405)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES SDR10I01V.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES SDR10I01V.

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, SDR10I01V.

Start the watch

How often?
  • 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 SDR10I01V there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.