Clean Water Act discharge permit · NPDES MTR111709

MS4 BMP 51 - EAGLE'S CROSSING POND, Great Falls, MT: NPDES MTR111709 discharge permit, effluent exceedances, inspections, penalties

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

MS4 BMP 51 - EAGLE'S CROSSING POND, held by CITY OF GREAT FALLS, holds NPDES permit MTR111709, which discharges to Sun River. EPA’s file records it issued March 19, 2026 and expiring December 31, 2027. 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 MS4 BMP 51 - EAGLE'S CROSSING POND: its NPDES ID, its permit type and status, its dates, its address in Great Falls, Montana, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MTR111709.

Identity

Facility as filed	MS4 BMP 51 - EAGLE'S CROSSING POND
Permittee as filed	CITY OF GREAT FALLS
NPDES ID	MTR111709
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Program	Construction stormwater
Issued	March 19, 2026
Expiration date	December 31, 2027
Address	Great Falls, MT 59404
Receiving water	SUN RIVER
Subwatershed	Sun River-Wadsworth Park (HUC 100301040907)

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 MTR111709.

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 MTR111709.

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

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MTR111709.

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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 MTR111709 there.

Nearby on the register

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

The MS4 BMP 51 - EAGLE'S CROSSING POND permit, held by CITY OF GREAT FALLS, is one of 132 storm water construction permits in Cascade County on EPA's NPDES register, with 6.8% of those 132 carrying a violation on file. Among the 128 storm water construction permits in Cascade County, this one is among the 82.8% that were issued after it, and it is one of 25 NPDES permits in the Sun River-Wadsworth Park subwatershed, while recording zero pollutants under a numeric limit and zero pollutants with an effluent exceedance.