Clean Water Act discharge permit · NPDES MTG589604

BIRNEY WASTEWATER LAGOON, Birney, MT: NPDES MTG589604 discharge permit, effluent exceedances, inspections, penalties

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

BIRNEY WASTEWATER LAGOON, held by Northern Cheyenne Utility Commission-Birney, holds NPDES permit MTG589604. EPA’s file records it issued December 6, 2016 and expiring December 31, 2020. 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.

What the register holds for BIRNEY WASTEWATER LAGOON: its NPDES ID, its permit type and status, its dates, its address in Birney, Montana. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTG589604.

Identity

Facility as filed	BIRNEY WASTEWATER LAGOON
Permittee as filed	Northern Cheyenne Utility Commission-Birney
NPDES ID	MTG589604
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	Publicly owned treatment works
Program	Publicly owned treatment works
Issued	December 6, 2016
Expiration date	December 31, 2020
Address	Birney, MT 59012
Subwatershed	Tongue River-Birney Creek (HUC 100901020403)
NAICS	221320 – Sewage Treatment Facilities
SIC	4952 – Sewerage Systems

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

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 MTG589604.

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 MTG589604.

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 MTG589604 there.

Nearby on the register

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

The BIRNEY WASTEWATER LAGOON permit is one of 7 POTW permits on EPA's NPDES register in Rosebud County, Montana, and it is the only NPDES permit in the Tongue River-Birney Creek subwatershed (HUC 100901020403), counting this one. Among those 7 county POTW permits, 57.1% were issued earlier than this permit's December 6, 2016 issue date, and 71.4% carry a violation on file, while this permit itself records no pollutants under a numeric limit and no effluent exceedances.