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Clean Water Act discharge permit · NPDES SDR10P5VU

CLAY RURAL WATER SERVICE, Wakonda, SD: NPDES SDR10P5VU discharge permit, effluent exceedances, inspections, penalties

CLAY RURAL WATER SERVICE, held by Clay Rural Water System, holds NPDES permit SDR10P5VU. EPA’s file records it issued April 20, 2026 and expiring October 31, 2028. 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.

What the register holds for CLAY RURAL WATER SERVICE: its NPDES ID, its permit type and status, its dates, its address in Wakonda, South Dakota. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES SDR10P5VU.

Identity

Facility as filedCLAY RURAL WATER SERVICE
Permittee as filedClay Rural Water System
NPDES IDSDR10P5VU
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedApril 20, 2026
Expiration dateOctober 31, 2028
Issuing agencySDDANR
AddressWakonda, SD 57073
Receiving water impaired303(D) Listed
SubwatershedBlind Creek-Vermillion River (HUC 101701022003)

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 SDR10P5VU.

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 SDR10P5VU.

Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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, SDR10P5VU.

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 SDR10P5VU there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.