Clean Water Act discharge permit · NPDES MTX000117

RAE WATER AND SEWER, Bozeman, MT: NPDES MTX000117 discharge permit, effluent exceedances, inspections, penalties

Administratively continuedPermit status
MinorDischarger class
11Pollutants under a numeric limit
6Pollutants with an effluent exceedance

RAE WATER AND SEWER, held by RAE WATER AND SEWER, holds NPDES permit MTX000117, which discharges to Ground Water. EPA’s file records it issued June 10, 2009 and expiring July 31, 2014. 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.

Identity

Facility as filed	RAE WATER AND SEWER
Permittee as filed	RAE WATER AND SEWER
NPDES ID	MTX000117
Permit status	Administratively continued (past its expiration date and still in force until reissued)
Permit type	State-issued individual permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	June 10, 2009
Expiration date	July 31, 2014
Issuing agency	MONTANA DEQ
Address	Bozeman, MT 59718
Receiving water	GROUND WATER
Subwatershed	Lower Hyalite Creek (HUC 100200081002)

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

Effluent limits and exceedances

16Pollutants on file
11Under a numeric limit
15With a violation of any kind
6With an effluent exceedance

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 measure	Limits	Violations, any kind	Effluent exceedances	Latest exceedance	Largest exceedance, as filed
Nitrogen, total [as N]	2	24	18	June 30, 2026	258% over the limit
Nitrogen, inorganic total	0	12	12	May 31, 2009	360% over the limit
Coliform, fecal general	0	8	8	April 30, 2009	3,500% over the limit
Phosphorus, total [as P]	2	35	5	June 30, 2016	40% over the limit
Specific conductance	4	9	2	June 30, 2009	15% over the limit
Solids, fixed suspended	0	1	1	June 30, 2006	97% over the limit
E. coli, MTEC-MF	5	12	0
Nitrite + Nitrate total [as N]	1	11	0
Nitrogen, Kjeldahl, total [as N]	0	9	0
Chloride [as Cl]	4	7	0
Water level at sample collection time	4	7	0
Flow rate	1	3	0
Flow rate	1	2	0
BOD, 5-day, 20 deg. C	1	2	0
Nitrogen, ammonia total [as N]	0	2	0
Nitrogen, nitrate total [as N]	4	0	0

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

2Single-event violations

Date	What EPA recorded	Agency
July 9, 2019	Monitoring Violations - Analysis not Conducted	ST6
July 9, 2019	Reporting Violations - Improper/ Incorrect Reporting	ST6

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, MTX000117.

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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 MTX000117 there.

Nearby on the register

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

This public-records page covers Clean Water Act NPDES permit MTX000117, held by RAE WATER AND SEWER in Bozeman, MT, which discharges to Ground Water and sits in the Lower Hyalite Creek subwatershed (HUC 100200081002). The permit is listed as administratively continued with a Minor Discharger class, and the file shows 16 pollutants on record, 11 under a numeric limit, 15 with a violation of any kind, and 6 with an effluent exceedance.