Clean Water Act discharge permit · NPDES WI0040410
SENSORY EFFECTS POWDER SYSTEMS, Marshfield, WI: NPDES WI0040410 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
SENSORY EFFECTS POWDER SYSTEMS, held by Sensory Effects Powder Systems, holds NPDES permit WI0040410, which discharges to Squaw Cr And Gro. EPA’s file records it issued April 26, 2016 and expiring March 31, 2021. 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 | SENSORY EFFECTS POWDER SYSTEMS |
|---|---|
| Permittee as filed | Sensory Effects Powder Systems |
| NPDES ID | WI0040410 |
| 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 | April 26, 2016 |
| Expiration date | March 31, 2021 |
| Address | Marshfield, WI 54449 |
| Receiving water | SQUAW CR AND GRO |
| Subwatershed | Upper Mill Creek (HUC 070700030201) |
| SIC | 2022 – Cheese, Natural And Processed |
| Other EPA IDs (FRS) | RCRA handler WID988587101 |
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
- 3Pollutants on file
- 0Under a numeric limit
- 3With 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 |
|---|---|---|---|---|---|
| pH | 0 | 60 | 60 | March 31, 1994 | |
| Oxygen, dissolved [DO] | 0 | 1 | 1 | February 28, 1993 | 22% over the limit |
| BOD, 5-day, 20 deg. C | 0 | 1 | 1 | December 31, 1992 | 5% over the limit |
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 WI0040410.
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 WI0040410 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.