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Clean Water Act discharge permit · NPDES MT0000205

BONNER PROPERTY DEVELOPMENT, Bonner, MT: NPDES MT0000205 discharge permit, effluent exceedances, inspections, penalties

BONNER PROPERTY DEVELOPMENT holds NPDES permit MT0000205, which discharges to Blackfoot River. EPA’s file records it issued September 29, 2006 and expiring November 30, 2011. 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 filedBONNER PROPERTY DEVELOPMENT
Permittee as filedBONNER PROPERTY DEVELOPMENT
NPDES IDMT0000205
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMajor discharger
Facility typeNot a publicly owned treatment works
IssuedSeptember 29, 2006
Expiration dateNovember 30, 2011
Issuing agencyMONTANA DEQ
AddressBonner, MT 59823
Receiving waterBLACKFOOT RIVER
SubwatershedBlackfoot River-Johnson Gulch (HUC 170102031308)

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

Effluent limits and exceedances

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 measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Copper, total recoverable02727October 31, 20063,733% over the limit
Chlorine, total residual42112July 31, 2007260% over the limit
pH151219November 30, 2005
Coliform, fecal general088May 31, 200599,999% over the limit
Solids, total suspended131074October 31, 2005113% over the limit
Zinc, total recoverable022October 31, 2000608% over the limit
E. coli, MTEC-MF8271December 31, 200612% over the limit
Pass/Fail Static Renewal 48Hr Acute Ceriodaphnia dubia191June 30, 2002
Lead, total recoverable011June 30, 200322% over the limit
Nitrogen, total [as N]12930
Phosphorus, total [as P]11790
Flow rate8680
BOD, carbonaceous [5 day, 20 C]8660
Oxygen, dissolved [DO]8460
Nitrogen, ammonia total [as N]6430
Nitrogen, Kjeldahl, total [as N]6430
Nitrite + Nitrate total [as N]6430
Temperature, water deg. fahrenheit5330
Flow rate4320
Petrol hydrocarbons, total recoverable3230
Chemical Oxygen Demand [COD]3230
Oil and grease, hexane extr method2200
Solids, total dissolved [TDS]3130
Pass/Fail Static Renewal 96Hr Acute Pimephales Promelas180
Oil & Grease170
BOD, percent removal [total]070
Solids, suspended percent removal070

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 MT0000205.

Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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, MT0000205.

Start the watch

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  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

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 MT0000205 there.

Nearby on the register

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