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Winona Powder Coating, Inc.

Metal Coating And Allied Services, Etna Green, Indiana. NPDES permit IN0064840, in force until Dec 31, 2030. Last 12 months: over a limit 13 times (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A monthly (35 values), form AS twice a year
Last report on file
August 2026
Oct 2024 – Sep 2025
7 values over a limit, 0 required values missing, 1 of 14 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

All 13 values over a limit
Period endingParameterReportedLimitOver by
November 2025Nickel, total recoverable, monthly average.1613 mg/L≤ .15 mg/L8%
December 2025Chloride [as Cl], monthly average645 mg/L≤ 560 mg/L15%
January 2026Chloride [as Cl], monthly average567 mg/L≤ 560 mg/L1%
February 2026Nickel, total recoverable, daily maximum.319 mg/L≤ .3 mg/L6%
February 2026Nickel, total recoverable, monthly average.1952 mg/L≤ .15 mg/L30%
March 2026Nickel, total recoverable, daily maximum.314 mg/L≤ .3 mg/L5%
March 2026Nickel, total recoverable, monthly average.2089 mg/L≤ .15 mg/L39%
April 2026Chloride [as Cl], daily maximum1690 mg/L≤ 1100 mg/L54%
April 2026Chloride [as Cl], monthly average831 mg/L≤ 560 mg/L48%
April 2026Nickel, total recoverable, monthly average.1958 mg/L≤ .15 mg/L31%
May 2026Nickel, total recoverable, daily maximum.33 mg/L≤ .3 mg/L10%
May 2026Nickel, total recoverable, monthly average.27 mg/L≤ .15 mg/L80%
June 2026Chloride [as Cl], monthly average562 mg/L≤ 560 mg/L0%

Limits in force (36)

ParameterStatisticLimitMonths
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 31 mg/Lall year
Solids, total suspendeddaily maximum≤ 60 mg/Lall year
Oil and grease, hexane extr methodmonthly average≤ 10 mg/Lall year
Oil and grease, hexane extr methoddaily maximum≤ 15 mg/Lall year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Cyanide, free [as free]monthly average≤ .0077 mg/Lall year
Cyanide, free [as free]daily maximum≤ .015 mg/Lall year
Hardness, total [as CaCO3]monthly averagereport only (mg/L)all year
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year
Chloride [as Cl]monthly average≤ 560 mg/Lall year
Chloride [as Cl]daily maximum≤ 1100 mg/Lall year
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year
Nickel, total recoverablemonthly average≤ .15 mg/Lall year
Nickel, total recoverabledaily maximum≤ .3 mg/Lall year
Silver total recoverablemonthly average≤ .011 mg/Lall year
Silver total recoverabledaily maximum≤ .022 mg/Lall year
Zinc, total recoverablemonthly average≤ .38 mg/Lall year
Zinc, total recoverabledaily maximum≤ .54 mg/Lall year
Cadmium, total recoverablemonthly average≤ .0036 mg/Lall year
Cadmium, total recoverabledaily maximum≤ .0072 mg/Lall year
Lead, total recoverablemonthly average≤ .016 mg/Lall year
Lead, total recoverabledaily maximum≤ .032 mg/Lall year
Chromium, total recoverablemonthly average≤ .73 mg/Lall year
Chromium, total recoverabledaily maximum≤ 1.5 mg/Lall year
Copper, total recoverablemonthly average≤ .038 mg/Lall year
Copper, total recoverabledaily maximum≤ .076 mg/Lall year
Chromium, hexavalent dissolved [as Cr]monthly average≤ .016 mg/Lall year
Chromium, hexavalent dissolved [as Cr]daily maximum≤ .031 mg/Lall year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmaximum weekly averagereport only (MGD)all year
Organics, total toxic [TTO]daily maximum≤ 2.13 mg/Lall year
Flow, totalmonthly totalreport only (Mgal/mo)all year

How strict are these limits?

Cited limits by parameter: Indiana's rules and the federal ones.

Same industry: the 39 Fabricated Metal Products permits in Indiana.

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On EPA ECHO: Facility report · DMR history

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