Clean Water Act discharge permit · NPDES MI0045934
SWEEPSTER ATTACHMENTS LLC, Dexter, MI: NPDES MI0045934 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 10Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
SWEEPSTER ATTACHMENTS LLC, held by Sweepster-Harley Attachments, LLC, holds NPDES permit MI0045934, which discharges to Huron River. EPA’s file records it issued September 12, 2014 and expiring October 1, 2018. 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 | SWEEPSTER ATTACHMENTS LLC |
|---|---|
| Permittee as filed | Sweepster-Harley Attachments, LLC |
| NPDES ID | MI0045934 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | September 12, 2014 |
| Expiration date | October 1, 2018 |
| Issuing agency | State |
| Address | Dexter, MI 48130 |
| Receiving water | Huron River |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Barton Pond-Huron River (HUC 040900050309) |
| NAICS | 339994 – Broom, Brush, and Mop Manufacturing |
| SIC | 3589 – Service Industry Machinery |
| Other EPA IDs (FRS) | RCRA handler MID982608473; ICIS-AIR source MI00000000000N1793 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 13Pollutants on file
- 10Under a numeric limit
- 13With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 2 | 53 | 25 | November 30, 2024 | 622% over the limit |
| Solids, total suspended | 2 | 36 | 9 | June 30, 2025 | 263% over the limit |
| Phosphorus, total [as P] | 4 | 81 | 5 | February 28, 2018 | 30% over the limit |
| pH | 2 | 63 | 2 | November 30, 2025 | |
| Fluoride, total [as F] | 0 | 4 | 2 | October 31, 2025 | 141% over the limit |
| Oil & Grease | 2 | 31 | 1 | January 31, 2019 | 50% over the limit |
| Mercury, total [as Hg] | 6 | 169 | 0 | ||
| Copper, total [as Cu] | 2 | 111 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 60 | 0 | ||
| Outfall observation,visual, y/n response | 1 | 32 | 0 | ||
| Temperature, water deg. fahrenheit | 2 | 26 | 0 | ||
| Chloride [as Cl] | 0 | 1 | 0 | ||
| Sulfate, total [as SO4] | 0 | 1 | 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
- 17Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| October 21, 2025 | Reporting Violations - Late Submittal of DMRs | ST6 |
| September 21, 2025 | Reporting Violations - Late Submittal of DMRs | ST6 |
| July 21, 2025 | Reporting Violations - Late Submittal of DMRs | ST6 |
| May 21, 2025 | Reporting Violations - Late Submittal of DMRs | ST6 |
| April 21, 2025 | Reporting Violations - Late Submittal of DMRs | ST6 |
| January 21, 2025 | Reporting Violations - Late Submittal of DMRs | ST6 |
| December 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| October 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| September 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| August 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| December 21, 2021 | Reporting Violations - Late Submittal of DMRs | ST6 |
| November 21, 2021 | Reporting Violations - Late Submittal of DMRs | ST6 |
| October 21, 2021 | Reporting Violations - Late Submittal of DMRs | ST6 |
| September 21, 2021 | Reporting Violations - Late Submittal of DMRs | ST6 |
| August 21, 2021 | Reporting Violations - Late Submittal of DMRs | ST6 |
| July 21, 2021 | Reporting Violations - Late Submittal of DMRs | ST6 |
| June 21, 2021 | Reporting Violations - Late Submittal of DMRs | 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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Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.