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Clean Water Act discharge permit · NPDES ING040250

SUN ENERGY GROUP LLC HILSMEYER 2 MINE, Stendal, IN: NPDES ING040250 discharge permit, effluent exceedances, inspections, penalties

SUN ENERGY GROUP LLC HILSMEYER 2 MINE, held by Sun Energy Group LLC Hilsmeyer 2 Mine, holds NPDES permit ING040250, which discharges to Unnamed Tributary. EPA’s file records it issued April 15, 2015 and expiring July 31, 2020. 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 filedSUN ENERGY GROUP LLC HILSMEYER 2 MINE
Permittee as filedSun Energy Group LLC Hilsmeyer 2 Mine
NPDES IDING040250
Permit statusEffective
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedApril 15, 2015
Expiration dateJuly 31, 2020
Issuing agencyIDEM
AddressStendal, IN 47585
Receiving waterUnnamed Tributary
SubwatershedRock Creek-Patoka River (HUC 051202090602)

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
pH222119June 30, 2020
Iron, total [as Fe]12031March 31, 201611% over the limit
Solids, settleable21020
Flow, in conduit or thru treatment plant21020
Solids, total suspended10820
Duration5400
Precipitation volume5400
Duration of discharge4800

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 ING040250.

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, ING040250.

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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 ING040250 there.

Nearby on the register

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