Clean Water Act discharge permit · NPDES MTG581033
FROMBERG WASTEWATER TREATMENT FACILITY, Fromberg, MT: NPDES MTG581033 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 14Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
FROMBERG WASTEWATER TREATMENT FACILITY, held by TOWN OF FROMBERG, holds NPDES permit MTG581033, which discharges to Clarks Fork Of The Yellowstone R.. EPA’s file records it issued January 23, 2018 and expiring December 31, 2022. 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 | FROMBERG WASTEWATER TREATMENT FACILITY |
|---|---|
| Permittee as filed | TOWN OF FROMBERG |
| NPDES ID | MTG581033 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | January 23, 2018 |
| Expiration date | December 31, 2022 |
| Issuing agency | MONTANA DEQ |
| Address | Fromberg, MT 59029 |
| Receiving water | CLARKS FORK OF THE YELLOWSTONE R. |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Clarks Fork Yellowstone River-Skunk Creek (HUC 100700060801) |
| 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
- 14Pollutants on file
- 14Under a numeric limit
- 14With a violation of any kind
- 5With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, percent removal | 1 | 43 | 8 | August 31, 2024 | 99,999% over the limit |
| Solids, total suspended | 4 | 167 | 7 | April 30, 2025 | 731% over the limit |
| BOD, 5-day, 20 deg. C | 6 | 234 | 6 | August 31, 2024 | 113% over the limit |
| pH | 2 | 78 | 4 | January 31, 2019 | |
| E. coli, MTEC-MF | 4 | 73 | 3 | April 30, 2018 | 1,487% over the limit |
| Flow rate | 2 | 92 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 70 | 0 | ||
| Nitrite + Nitrate total [as N] | 2 | 68 | 0 | ||
| Oil & Grease | 1 | 40 | 0 | ||
| Oil and grease visual | 1 | 40 | 0 | ||
| Duration of discharge | 1 | 35 | 0 | ||
| Phosphorus, total [as P] | 2 | 25 | 0 | ||
| Nitrogen, total [as N] | 2 | 20 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 1 | 11 | 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
- 14Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 1, 2023 | Management Practice Violations - Failure to Maintain Records | ST6 |
| March 1, 2023 | Reporting Violations - Late Submittal of DMRs | ST6 |
| March 1, 2023 | Reporting Violations - Failure to Submit DMRs | ST6 |
| March 1, 2023 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| March 1, 2023 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| December 19, 2018 | Effluent Violations - Numeric effluent violation | ST6 |
| December 19, 2018 | Management Practice Violations - Failure to Conduct Inspections | ST6 |
| December 19, 2018 | Management Practice Violations - Failure to Maintain Records | ST6 |
| December 19, 2018 | Monitoring Violations - Analysis not Conducted | ST6 |
| December 19, 2018 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| December 19, 2018 | Monitoring Violations - Frequency of Sampling Violation | ST6 |
| December 19, 2018 | Monitoring Violations - Improper Analysis or Lab Error | ST6 |
| December 19, 2018 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| December 19, 2018 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | 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
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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 MTG581033 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.