Clean Water Act discharge permit · NPDES MTX000127
TOWN PUMP BONNER, Milltown, MT: NPDES MTX000127 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 14Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
TOWN PUMP BONNER, held by BONNER HOLDING LLC, holds NPDES permit MTX000127, which discharges to Class I Ground Water. EPA’s file records it issued December 23, 2013 and expiring January 31, 2019. 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.
Identity
| Facility as filed | TOWN PUMP BONNER |
|---|---|
| Permittee as filed | BONNER HOLDING LLC |
| NPDES ID | MTX000127 |
| 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 | December 23, 2013 |
| Expiration date | January 31, 2019 |
| Address | Milltown, MT 59851 |
| Receiving water | CLASS I GROUND WATER |
| Subwatershed | Clark Fork River-Marshall Creek (HUC 170102040104) |
| SIC | 5499 – Miscellaneous Food Stores |
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
- 18Pollutants on file
- 14Under a numeric limit
- 17With a violation of any kind
- 3With 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, percent removal [%] | 1 | 10 | 10 | December 31, 2025 | |
| Nitrogen, inorganic total | 0 | 8 | 6 | December 31, 2006 | 60% over the limit |
| Phosphorus, total [as P] | 5 | 10 | 1 | September 30, 2007 | 56% over the limit |
| Temperature, water deg. centigrade | 0 | 18 | 0 | ||
| Water level at sample collection time | 1 | 10 | 0 | ||
| Specific conductance | 1 | 7 | 0 | ||
| Nitrogen, nitrate total [as N] | 2 | 6 | 0 | ||
| E. coli, MTEC-MF | 2 | 6 | 0 | ||
| Solids, total suspended | 1 | 6 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 5 | 0 | ||
| Chloride [as Cl] | 1 | 3 | 0 | ||
| Oil and grease, hexane extr method | 0 | 3 | 0 | ||
| Flow rate | 2 | 2 | 0 | ||
| BOD, 5-day, 20 deg. C | 1 | 2 | 0 | ||
| Count of samples collected in reporting period | 0 | 2 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 1 | 0 | ||
| Nitrite + Nitrate total [as N] | 1 | 1 | 0 | ||
| Nitrogen, total [as N] | 5 | 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
- 3Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 7, 2018 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| June 7, 2018 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| June 7, 2018 | Monitoring Violations - Analysis not Conducted | 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.
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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 MTX000127 there.
Nearby on the register
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- Every permit record in Montana, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.