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Huntington Alloys Corp

Nonferrous Rolling And Drawing, major discharger, Catlettsburg, Kentucky. NPDES permit KY0000329, in force until Dec 31, 2027. Last 12 months: over a limit 14 times (last June 2026), 4 of 31 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form 2 quarterly (14 values), outfall 002 form 1 monthly (24 values), outfall 002 form 2 quarterly (3 values), outfall 003 form 1 monthly (10 values), outfall 004 form 2 quarterly (14 values)
Renewal application due
Jul 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
15 values over a limit, 0 required values missing, 2 of 36 reports late

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

All 14 values over a limit
Period endingOutfallParameterReportedLimitOver by
December 2025001Copper, total recoverable, daily maximum.36 mg/L≤ .014 mg/L2471%
December 2025001Solids, total suspended, daily maximum81 mg/L≤ 60 mg/L35%
December 2025001Solids, total suspended, monthly average81 mg/L≤ 30 mg/L170%
December 2025004Copper, total recoverable, daily maximum.297 mg/L≤ .021 mg/L1314%
December 2025004Solids, total suspended, monthly average32 mg/L≤ 30 mg/L7%
December 2025004Zinc, total recoverable, daily maximum.19 mg/L≤ .176 mg/L8%
March 2026001Copper, total recoverable, daily maximum.107 mg/L≤ .014 mg/L664%
March 2026001Solids, total suspended, daily maximum132 mg/L≤ 60 mg/L120%
March 2026001Solids, total suspended, monthly average132 mg/L≤ 30 mg/L340%
March 2026004Copper, total recoverable, daily maximum.139 mg/L≤ .021 mg/L562%
June 2026001Copper, total recoverable, daily maximum.083 mg/L≤ .014 mg/L493%
June 2026004Copper, total recoverable, daily maximum.593 mg/L≤ .021 mg/L2724%
June 2026004Solids, total suspended, monthly average42 mg/L≤ 30 mg/L40%
June 2026004Zinc, total recoverable, daily maximum.36 mg/L≤ .176 mg/L105%

Limits in force (65)

ParameterStatisticLimitMonthsOutfall
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendeddaily maximum≤ 60 mg/Lall year001
Oil & Greasemonthly average≤ 10 mg/Lall year001
Oil & Greasedaily maximum≤ 15 mg/Lall year001
Hardness, total [as CaCO3]monthly averagereport only (mg/L)all year001
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year001
Zinc, total recoverablemonthly averagereport only (mg/L)all year001
Zinc, total recoverabledaily maximum≤ .12 mg/Lall year001
Copper, total recoverablemonthly averagereport only (mg/L)all year001
Copper, total recoverabledaily maximum≤ .014 mg/Lall year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year002
Temperature, water deg. fahrenheitdaily maximum≤ 110 deg Fall year002
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
Solids, total suspendedmonthly average≤ 84.3 lb/dall year002
Solids, total suspendeddaily maximum≤ 175 lb/dall year002
Oil & Greasemonthly average≤ 47.9 lb/dall year002
Oil & Greasedaily maximum≤ 79.5 lb/dall year002
Hardness, total [as CaCO3]monthly averagereport only (mg/L)all year002
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year002
Fluoride, total [as F]monthly average≤ 19.7 lb/dall year002
Fluoride, total [as F]daily maximum≤ 44.4 lb/dall year002
Nickel, total recoverablemonthly average≤ .275 lb/dall year002
Nickel, total recoverabledaily maximum≤ .41 lb/dall year002
Chromium, total recoverablemonthly average≤ .112 lb/dall year002
Chromium, total recoverabledaily maximum≤ .276 lb/dall year002
Copper, total recoverablemonthly average≤ .392 mg/Lall year002
Copper, total recoverabledaily maximum≤ .392 mg/Lall year002
Di-n-butyl phthalatemonthly averagereport only (mg/L)all year002
Di-n-butyl phthalatedaily maximumreport only (mg/L)all year002
Chloridemonthly averagereport only (mg/L)all year002
Chloridedaily maximumreport only (mg/L)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Chlorine, total residualmonthly averagereport only (mg/L)all year002
Chlorine, total residualdaily maximumreport only (mg/L)all year002
Toxicity, final conc toxicity unitsdaily maximum≤ 3.49 tox acuteall year002
BOD, 5-day, 20 deg. Cmaximum monthly average≤ 30 mg/Lall year003
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year003
Solids, total suspendedmaximum monthly average≤ 30 mg/Lall year003
Solids, total suspendeddaily maximum≤ 45 mg/Lall year003
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Chlorine, total residualmonthly averagereport only (mg/L)all year003
Chlorine, total residualdaily maximumreport only (mg/L)all year003
E. coli30-day geometric meanreport only (#/100mL)all year003
E. coli7-day geometric meanreport only (#/100mL)all year003
pHminimum≥ 6 SUall year004
pHmaximum≤ 9 SUall year004
Solids, total suspendedmonthly average≤ 30 mg/Lall year004
Solids, total suspendeddaily maximum≤ 60 mg/Lall year004
Oil & Greasemonthly average≤ 10 mg/Lall year004
Oil & Greasedaily maximum≤ 15 mg/Lall year004
Hardness, total [as CaCO3]monthly averagereport only (mg/L)all year004
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year004
Zinc, total recoverablemonthly averagereport only (mg/L)all year004
Zinc, total recoverabledaily maximum≤ .176 mg/Lall year004
Copper, total recoverablemonthly averagereport only (mg/L)all year004
Copper, total recoverabledaily maximum≤ .021 mg/Lall year004
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004

How strict are these limits?

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

Same industry: the 22 Primary Metal Industries permits in Kentucky.

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Your permit document is the final word. As JSON: /api/v1/permits/KY0000329 · MCP: https://passage-data.com/mcp