Clean Water Act discharge permit · NPDES MTR106768

DIAMOND O RANCH, Dillon, MT: NPDES MTR106768 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

DIAMOND O RANCH, held by GEODUCK LAND AND CATTLE LLC, holds NPDES permit MTR106768, which discharges to Beaverhead. EPA’s file records it issued February 13, 2017 and expiring December 31, 2017. 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 DIAMOND O RANCH: its NPDES ID, its permit type and status, its dates, its address in Dillon, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR106768.

Identity

Facility as filed	DIAMOND O RANCH
Permittee as filed	GEODUCK LAND AND CATTLE LLC
NPDES ID	MTR106768
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	February 13, 2017
Expiration date	December 31, 2017
Issuing agency	MT DEQ
Address	Dillon, MT 59725
Receiving water	BEAVERHEAD
Subwatershed	Beaverhead River-Charlton Slough (HUC 100200020605)

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

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES MTR106768.

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

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES MTR106768.

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 MTR106768 there.

Nearby on the register

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

This public-records page covers NPDES permit MTR106768 held by GEODUCK LAND AND CATTLE LLC for the DIAMOND O RANCH in Dillon, MT, a construction stormwater permit issued February 13, 2017 and administratively continued past its December 31, 2017 expiration date. The page lists 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, with no violations recorded in EPA's effluent violation file or single-event violation file.