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Clean Water Act discharge permit · NPDES ORR328032

HY-MT ROCK, Canyonville, OR: NPDES ORR328032 discharge permit, effluent exceedances, inspections, penalties

HY-MT ROCK, held by HY-MT Rock, LLC, holds NPDES permit ORR328032. EPA’s file records it issued December 1, 2008 and expiring June 30, 2012. 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 HY-MT ROCK: its NPDES ID, its permit type and status, its dates, its address in Canyonville, Oregon. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES ORR328032.

Identity

Facility as filedHY-MT ROCK
Permittee as filedHY-MT Rock, LLC
NPDES IDORR328032
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
ProgramIndustrial stormwater
IssuedDecember 1, 2008
Expiration dateJune 30, 2012
Issuing agencySTA
AddressCanyonville, OR 97417
SubwatershedO'Shea Creek-South Umpqua River (HUC 171003020508)

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 ORR328032.

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 ORR328032.

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.

Watch this permit

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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 ORR328032 there.

Nearby on the register

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

What this page shows

HY-MT ROCK is one of 2 NPDES permits in the O'Shea Creek-South Umpqua River subwatershed. It is one of 7 storm water industrial permits in Douglas County, and 42.9% of those permits have a violation on file.