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Plating And Polishing, major discharger, Marinette, Wisconsin. NPDES permit WI0001040 expired Dec 31, 2025; its limits still apply. Last 12 months: no values over a limit, 66 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | monthly maximum | report only (deg F) | all year | 004 |
| Hardness, total [as CaCO3] | monthly maximum | report only (mg/L) | all year | 004 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 004 |
| Flow, in conduit or thru treatment plant | monthly maximum | report only (MGD) | all year | 004 |
| Solids, total suspended | monthly average | ≤ 31 mg/L | all year | 101 |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year | 101 |
| Oil and grease, hexane extr method | monthly average | ≤ 26 mg/L | all year | 101 |
| Oil and grease, hexane extr method | daily maximum | ≤ 52 mg/L | all year | 101 |
| Arsenic, total recoverable | monthly maximum | report only (ug/L) | all year | 101 |
| Arsenic, total recoverable | monthly average | report only (lb/d) | all year | 101 |
| Arsenic, total recoverable | monthly maximum | report only (lb/d) | all year | 101 |
| Nickel, total recoverable | monthly average | ≤ 2380 ug/L | all year | 101 |
| Nickel, total recoverable | daily maximum | ≤ 3980 ug/L | all year | 101 |
| Zinc, total recoverable | monthly average | ≤ 1480 ug/L | all year | 101 |
| Zinc, total recoverable | daily maximum | ≤ 2610 ug/L | all year | 101 |
| Cadmium, total recoverable | monthly average | ≤ 260 ug/L | all year | 101 |
| Cadmium, total recoverable | daily maximum | ≤ 690 ug/L | all year | 101 |
| Copper, total recoverable | monthly average | ≤ 2070 ug/L | all year | 101 |
| Copper, total recoverable | daily maximum | ≤ 3380 ug/L | all year | 101 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 101 |
| Flow, in conduit or thru treatment plant | monthly maximum | report only (MGD) | all year | 101 |
| pH range excursions, > 60 minutes | monthly total | ≤ 0 occur/d | all year | 101 |
| pH range excursions, monthly total accum | monthly total | ≤ 446 min | all year | 101 |
| Mercury, total recoverable | monthly maximum | report only (ng/L) | all year | 107 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 108 |
| Solids, total suspended | monthly maximum | report only (mg/L) | all year | 108 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 108 |
| Flow, in conduit or thru treatment plant | monthly maximum | report only (MGD) | all year | 108 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/d) | all year | 703 |
| Flow, in conduit or thru treatment plant | monthly maximum | report only (gal/d) | all year | 703 |
| Mercury, total recoverable | quarterly maximum | report only (ng/L) | all year | 703 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 704 |
| Solids, total suspended | monthly maximum | report only (mg/L) | all year | 704 |
| Arsenic, total recoverable | monthly maximum | report only (ug/L) | all year | 704 |
| Flow, in conduit or thru treatment plant | monthly average | report only (gal/d) | all year | 704 |
| Flow, in conduit or thru treatment plant | monthly maximum | report only (gal/d) | all year | 704 |
| Mercury, total recoverable | monthly maximum | report only (ng/L) | all year | 704 |
Cited limits by parameter: Wisconsin's rules and the federal ones.
Same industry: the 4 Fabricated Metal Products permits in Wisconsin.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/WI0001040 · MCP: https://passage-data.com/mcp