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Clean Water Act discharge permit · NPDES SDG860026

MADISON, CITY OF (WTP), Madison, SD: NPDES SDG860026 discharge permit, effluent exceedances, inspections, penalties

MADISON, CITY OF (WTP), held by MADISON WTP, holds NPDES permit SDG860026, which discharges to Silver, Park, Or Memorial Creek. EPA’s file records it issued November 30, 2018 and expiring September 30, 2021. 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.

Identity

Facility as filedMADISON, CITY OF (WTP)
Permittee as filedMADISON WTP
NPDES IDSDG860026
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
IssuedNovember 30, 2018
Expiration dateSeptember 30, 2021
Issuing agencySDDANR
AddressMadison, SD 57042
Receiving waterSilver, Park, or Memorial Creek
SubwatershedLake Herman (HUC 101702030702)

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

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
pH211September 30, 2011
Temperature, water deg. centigrade100
Flow rate100
Solids, total suspended100
Floating solids, waste or visible foam-visual100
Chlorine, total residual100
Flow, total100
Duration of discharge100

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 SDG860026.

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, SDG860026.

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  • 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 SDG860026 there.

Nearby on the register

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