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Clean Water Act discharge permit · NPDES ID0025259

NORANDA MINING INC, Cobalt, ID: NPDES ID0025259 discharge permit, effluent exceedances, inspections, penalties

NORANDA MINING INC holds NPDES permit ID0025259, which discharges to Blackbird Creek. EPA’s file records it issued March 30, 1990 and expiring April 30, 1995. 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 filedNORANDA MINING INC
Permittee as filedNORANDA MINING INC
NPDES IDID0025259
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
IssuedMarch 30, 1990
Expiration dateApril 30, 1995
AddressCobalt, ID 83229
Receiving waterBLACKBIRD CREEK
SubwatershedBlackbird Creek (HUC 170602031103)
NAICS212230 – Copper, Nickel, Lead, and Zinc Mining
SIC1061 – Ferroalloy Ores, Except Vanadium
Other EPA IDs (FRS)RCRA handler IDD000643122

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.

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
Copper, total [as Cu]76014June 30, 2008287% over the limit
pH16691July 31, 1992
Solids, total suspended21790
Iron, total [as Fe]9780
Flow, in conduit or thru treatment plant16700
Cobalt, total [as Co]4640
Zinc, total [as Zn]7430
BOD, 5-day, 20 deg. C16400
Cadmium, total [as Cd]5390
Lead, total [as Pb]5390
Mercury, total [as Hg]5390
Cyanide, total [as CN]2320
Coliform, fecal MF, MFC broth, 44.5 C4100
BOD, 5-day, percent removal4100
Solids, suspended percent removal4100

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 ID0025259.

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 ID0025259 there.

Nearby on the register

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

What this page shows

This EPA NPDES public-records page covers permit ID0025259 held by NORANDA MINING INC in Cobalt, ID, which discharges to Blackbird Creek and is listed as administratively continued after its April 30, 1995 expiration. The page lists 15 as the discharger class and 2 pollutants with an effluent exceedance, along with 2 pollutants under a numeric limit.