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ATI Ladish, LLC

Iron And Steel Forgings, Cudahy, Wisconsin. NPDES permit WI0000728 expired Mar 31, 2020; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 156 reports late

Limits in force (29)

ParameterStatisticLimitMonthsOutfall
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year003
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year004
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year009
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year011
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year011
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year013
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year013
Chloride [as Cl]daily maximumreport only (mg/L)all year014
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year014
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year014
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year015
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year015
Chloride [as Cl]daily maximumreport only (mg/L)all year017
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year017
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year017
Chloride [as Cl]daily maximumreport only (mg/L)all year020
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year020
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year020
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year021
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year021
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year033
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year033
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year034
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year034

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/WI0000728 · MCP: https://passage-data.com/mcp