Clean Water Act discharge permit · NPDES WI0000990
APPLETON COATED LLC, COMBINED LOCKS MILL, Combined Locks, WI: NPDES WI0000990 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 11Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
APPLETON COATED LLC, COMBINED LOCKS MILL, held by Appleton Coated LLC, Combined Locks Mill, holds NPDES permit WI0000990, which discharges to Fox R. EPA’s file records it issued October 1, 2012 and expiring September 30, 2017. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | APPLETON COATED LLC, COMBINED LOCKS MILL |
|---|---|
| Permittee as filed | Appleton Coated LLC, Combined Locks Mill |
| NPDES ID | WI0000990 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | October 1, 2012 |
| Expiration date | September 30, 2017 |
| Address | Combined Locks, WI 54113 |
| Receiving water | FOX R |
| Subwatershed | Garners Creek-Fox River (HUC 040302040205) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 14Pollutants on file
- 11Under a numeric limit
- 13With a violation of any kind
- 4With 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 |
|---|---|---|---|---|---|
| Chlorine, total residual | 4 | 106 | 14 | July 31, 2024 | 1,479% over the limit |
| Solids, total suspended | 8 | 33 | 9 | July 31, 2025 | 249% over the limit |
| BOD, 5-day, 20 deg. C | 8 | 184 | 4 | October 31, 2022 | 68% over the limit |
| Phosphorus, total [as P] | 9 | 31 | 2 | April 30, 2024 | 72% over the limit |
| pH | 6 | 158 | 0 | ||
| Temperature, water deg. fahrenheit | 11 | 105 | 0 | ||
| Flow, in conduit or thru treatment plant | 12 | 36 | 0 | ||
| Mercury, total recoverable | 1 | 15 | 0 | ||
| pH range excursions, monthly total accum | 1 | 5 | 0 | ||
| Zinc, total recoverable | 0 | 3 | 0 | ||
| Aluminum, total recoverable | 0 | 3 | 0 | ||
| Copper, total recoverable | 0 | 3 | 0 | ||
| pH range excursions, > 60 minutes | 1 | 1 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 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
- 13Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| January 27, 2025 | Effluent Violations - Numeric effluent violation | ST6 |
| July 26, 2024 | Effluent Violations - Numeric effluent violation | ST6 |
| March 2, 2024 | Effluent Violations - Numeric effluent violation | ST6 |
| October 30, 2023 | Effluent Violations - Numeric effluent violation | ST6 |
| August 8, 2023 | Effluent Violations - Numeric effluent violation | ST6 |
| August 5, 2023 | Effluent Violations - Numeric effluent violation | ST6 |
| August 1, 2023 | Effluent Violations - Numeric effluent violation | ST6 |
| June 2, 2023 | Effluent Violations - Numeric effluent violation | ST6 |
| June 1, 2023 | Effluent Violations - Numeric effluent violation | ST6 |
| March 23, 2023 | Permit Violations - Unapproved Operation | ST6 |
| December 19, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
| October 20, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
| September 25, 2021 | Effluent Violations - Numeric effluent violation | 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 WI0000990 there.
Nearby on the register
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- Every permit record in Combined Locks, A to Z
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- Every permit record in Wisconsin, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.