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Clean Water Act discharge permit · NPDES ING040188

TRIAD MINING LLC AUGUSTA MINE, Augusta, IN: NPDES ING040188 discharge permit, effluent exceedances, inspections, penalties

TRIAD MINING LLC AUGUSTA MINE, held by Triad Mining LLC Augusta Mine, holds NPDES permit ING040188, which discharges to Patoka River. EPA’s file records it issued January 19, 2018 and expiring January 31, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedTRIAD MINING LLC AUGUSTA MINE
Permittee as filedTriad Mining LLC Augusta Mine
NPDES IDING040188
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedJanuary 19, 2018
Expiration dateJanuary 31, 2023
Issuing agencyIDEM
AddressAugusta, IN 47598
Receiving waterPatoka River
SubwatershedMill Creek-Patoka River (HUC 051202090603)
NAICS212111 – Bituminous Coal and Lignite Surface Mining
SIC1221 – Bituminous Coal And Lignite - Surface

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same 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
pH1033April 30, 2009
Solids, settleable1011September 30, 20108,900% over the limit
Solids, total suspended1020
Iron, total [as Fe]1020
Flow, in conduit or thru treatment plant1000
Duration500
Precipitation volume500
Copper, total [as Cu]200
Manganese, total [as Mn]200
Nickel, total [as Ni]200
Zinc, total [as Zn]200
Aluminum, total [as Al]200

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 ING040188.

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.

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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 ING040188 there.

Nearby on the register

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

What this page shows

This public-records page covers Clean Water Act NPDES discharge permit ING040188 held by Triad Mining LLC for the Augusta Mine in Augusta, IN, which discharges to the Patoka River within the Mill Creek-Patoka River subwatershed (HUC 051202090603). The permit is listed as administratively continued, with 12 as the discharger class, 2 pollutants under a numeric limit, and 2 pollutants with an effluent exceedance.