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Wheeling-Nippon Steel, Inc.

Blast Furnaces And Steel Mills, major discharger, Follansbee, West Virginia. NPDES permit WV0004502, in force until Apr 22, 2031. Last 12 months: over a limit 4 times (last April 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 002 form A monthly (12 values), outfall 004 form A monthly (12 values), outfall 103 form A monthly (14 values), outfall 113 form A monthly (24 values), outfall 002 form B quarterly, outfall 004 form B quarterly, and 1 more form
Last report on file
August 2026
Oct 2024 – Sep 2025
11 values over a limit, 0 required values missing, 0 of 53 reports late

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

Period endingOutfallParameterReportedLimitOver by
December 2025002Zinc, total recoverable, monthly average.208 mg/L≤ .171 mg/L22%
January 2026004Solids, total suspended, monthly average38 mg/L≤ 30 mg/L27%
March 2026002Zinc, total recoverable, monthly average.217 mg/L≤ .171 mg/L27%
April 2026004Solids, total suspended, monthly average44 mg/L≤ 30 mg/L47%

Limits in force (96)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year002
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year002
pHinstantaneous minimum≥ 6 SUall year002
pHinstantaneous maximum≤ 9 SUall year002
Solids, total suspendedmonthly averagereport only (mg/L)all year002
Solids, total suspendeddaily maximumreport only (mg/L)all year002
Iron, total recoverablemonthly averagereport only (mg/L)all year002
Iron, total recoverabledaily maximumreport only (mg/L)all year002
Chromium, hexavalent [as Cr]monthly averagereport only (mg/L)all year002
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year002
Zinc, total recoverablemonthly average≤ .17 mg/Lall year002
Zinc, total recoverabledaily maximum≤ .403 mg/Lall 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
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year004
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year004
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year004
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year004
pHinstantaneous minimum≥ 6 SUall year004
pHinstantaneous maximum≤ 9 SUall year004
Solids, total suspendedmonthly average≤ 30 mg/Lall year004
Solids, total suspendeddaily maximum≤ 60 mg/Lall year004
Iron, total recoverablemonthly averagereport only (mg/L)all year004
Iron, total recoverablemonthly averagereport only (mg/L)all year004
Iron, total recoverabledaily maximumreport only (mg/L)all year004
Iron, total recoverabledaily maximumreport only (mg/L)all year004
Chromium, hexavalent [as Cr]monthly averagereport only (mg/L)all year004
Chromium, hexavalent [as Cr]monthly averagereport only (mg/L)all year004
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year004
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year004
Zinc, total recoverablemonthly averagereport only (mg/L)all year004
Zinc, total recoverablemonthly averagereport only (mg/L)all year004
Zinc, total recoverabledaily maximumreport only (mg/L)all year004
Zinc, total recoverabledaily maximumreport only (mg/L)all year004
Aluminum, total recoverablemonthly averagereport only (mg/L)all year004
Aluminum, total recoverablemonthly averagereport only (mg/L)all year004
Aluminum, total recoverabledaily maximumreport only (mg/L)all year004
Aluminum, total recoverabledaily maximumreport only (mg/L)all year004
Lead, total recoverablemonthly averagereport only (mg/L)all year004
Lead, total recoverablemonthly averagereport only (mg/L)all year004
Lead, total recoverabledaily maximumreport only (mg/L)all year004
Lead, total recoverabledaily maximumreport only (mg/L)all 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
Chlorine, total residualmonthly averagereport only (mg/L)all year004
Chlorine, total residualdaily maximumreport only (mg/L)all year004
Toxicity [acute], Ceriodaphnia dubiamonthly average≤ 2.75 tox acuteall year004
Toxicity [acute], Ceriodaphnia dubiamonthly average≤ 2.75 tox acuteall year004
Toxicity [acute], Ceriodaphnia dubiadaily maximum≤ 4.39 tox acuteall year004
Toxicity [acute], Ceriodaphnia dubiadaily maximum≤ 4.39 tox acuteall year004
Toxicity [acute], Pimephales promelas [Fathead Minnow]monthly averagereport only (tox acute)all year004
Toxicity [acute], Pimephales promelas [Fathead Minnow]daily maximumreport only (tox acute)all year004
Sulfatemonthly averagereport only (mg/L)all year004
Sulfatemonthly averagereport only (mg/L)all year004
Sulfatedaily maximumreport only (mg/L)all year004
Sulfatedaily maximumreport only (mg/L)all year004
pHinstantaneous minimumreport only (SU)all year103
pHinstantaneous maximumreport only (SU)all year103
Solids, total suspendedmonthly averagereport only (mg/L)all year103
Solids, total suspendeddaily maximumreport only (mg/L)all year103
Solids, total suspendedmonthly average≤ 84.8 lb/dall year103
Solids, total suspendeddaily maximum≤ 197.5 lb/dall year103
Oil and grease, hexane extr methodmonthly averagereport only (mg/L)all year103
Oil and grease, hexane extr methoddaily maximumreport only (mg/L)all year103
Oil and grease, hexane extr methodmonthly average≤ 28.9 lb/dall year103
Oil and grease, hexane extr methoddaily maximum≤ 84.8 lb/dall year103
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year103
Flow, in conduit or thru treatment plantdaily maximum≤ .61 MGDall year103
pH range excursions, > 60 minutesdaily maximum≤ 0 occur/moall year103
pH range excursions, monthly total accumdaily maximum≤ 446 minall year103
pHinstantaneous minimum≥ 6 SUall year113
pHinstantaneous maximum≤ 9 SUall year113
Solids, total suspendedmonthly averagereport only (mg/L)all year113
Solids, total suspendeddaily maximumreport only (mg/L)all year113
Solids, total suspendedmonthly average≤ 63.6 lb/dall year113
Solids, total suspendeddaily maximum≤ 148.1 lb/dall year113
Oil and grease, hexane extr methodmonthly averagereport only (mg/L)all year113
Oil and grease, hexane extr methoddaily maximumreport only (mg/L)all year113
Oil and grease, hexane extr methodmonthly average≤ 21.2 lb/dall year113
Oil and grease, hexane extr methoddaily maximum≤ 63.6 lb/dall year113
Chromium, hexavalent [as Cr]monthly averagereport only (mg/L)all year113
Chromium, hexavalent [as Cr]daily maximumreport only (mg/L)all year113
Chromium, hexavalent [as Cr]monthly average≤ .042 lb/dall year113
Chromium, hexavalent [as Cr]daily maximum≤ .127 lb/dall year113
Lead, total [as Pb]monthly averagereport only (mg/L)all year113
Lead, total [as Pb]daily maximumreport only (mg/L)all year113
Lead, total [as Pb]monthly average≤ .32 lb/dall year113
Lead, total [as Pb]daily maximum≤ .95 lb/dall year113
Zinc, total [as Zn]monthly averagereport only (mg/L)all year113
Zinc, total [as Zn]daily maximumreport only (mg/L)all year113
Zinc, total [as Zn]monthly average≤ .42 lb/dall year113
Zinc, total [as Zn]daily maximum≤ 1.27 lb/dall year113
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year113
Flow, in conduit or thru treatment plantdaily maximum≤ .14 MGDall year113

How strict are these limits?

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

Same industry: the 11 Primary Metal Industries permits in West Virginia.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/WV0004502 · MCP: https://passage-data.com/mcp