Clean Water Act discharge permit · NPDES MTX000110
FOUR CORNERS COUNTY WATER AND SEWER DISTRICT, Bozeman, MT: NPDES MTX000110 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 13Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
FOUR CORNERS COUNTY WATER AND SEWER DISTRICT holds NPDES permit MTX000110, which discharges to Ground Water. EPA’s file records it issued January 5, 2018 and expiring February 28, 2023. 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 | FOUR CORNERS COUNTY WATER AND SEWER DISTRICT |
|---|---|
| Permittee as filed | FOUR CORNERS COUNTY WATER AND SEWER DISTRICT |
| NPDES ID | MTX000110 |
| Permit status | Effective |
| Permit type | State-issued individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | January 5, 2018 |
| Expiration date | February 28, 2023 |
| Address | Bozeman, MT 59715 |
| Receiving water | GROUND WATER |
| Subwatershed | Gallatin River-Gallatin Gateway (HUC 100200080704) |
| 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
- 16Pollutants on file
- 13Under a numeric limit
- 13With 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, inorganic total | 0 | 6 | 2 | December 31, 2015 | 32% over the limit |
| Phosphorus, total [as P] | 17 | 5 | 1 | December 31, 2014 | 3% over the limit |
| E. coli, MTEC-MF | 26 | 2 | 1 | September 30, 2023 | 40% over the limit |
| Chloride [as Cl] | 26 | 4 | 0 | ||
| BOD, 5-day, 20 deg. C | 12 | 4 | 0 | ||
| Solids, total suspended | 12 | 4 | 0 | ||
| Nitrogen, ammonia total [as N] | 12 | 4 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 12 | 4 | 0 | ||
| Nitrite + Nitrate total [as N] | 12 | 4 | 0 | ||
| Flow rate | 0 | 4 | 0 | ||
| pH | 0 | 4 | 0 | ||
| Nitrogen, total [as N] | 38 | 1 | 0 | ||
| Specific conductance | 14 | 1 | 0 | ||
| Nitrogen, nitrate total [as N] | 14 | 0 | 0 | ||
| Water level at sample collection time | 14 | 0 | 0 | ||
| Flow rate | 12 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES MTX000110.
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, MTX000110.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
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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 MTX000110 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.