Passage Data · Check a report · Use it from your AI

Big River Steel LLC

Blast Furnaces And Steel Mills, major discharger, Osceola, Arkansas. NPDES permit AR0052582, in force until Nov 30, 2026. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: outfall 001 form A1 monthly (48 values), outfall 002 form A monthly (4 values), outfall 002 form Q quarterly (4 values), outfall TX1 form Q quarterly (12 values), outfall 001 form Y yearly
Renewal application due
Jun 3, 2026 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 39 reports late

Limits in force (104)

ParameterStatisticLimitMonthsOutfall
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendeddaily maximumreport only (mg/L)all year001
Solids, total suspendeddaily maximumreport only (mg/L)all year001
Solids, total suspendedmonthly average≤ 766.6 lb/dall year001
Solids, total suspendedmonthly average≤ 725.1 lb/dall year001
Solids, total suspendeddaily maximum≤ 1938.4 lb/dall year001
Solids, total suspendeddaily maximum≤ 1828 lb/dall year001
Oil & Greasemonthly average≤ 10 mg/Lall year001
Oil & Greasedaily maximum≤ 15 mg/Lall year001
Oil & Greasemonthly average≤ 104.3 lb/dall year001
Oil & Greasedaily maximum≤ 156.4 lb/dall year001
Iron, total recoverablemonthly averagereport only (ug/L)all year001
Iron, total recoverabledaily maximumreport only (ug/L)all year001
Iron, total recoverablemonthly average≤ .67 lb/dall year001
Iron, total recoverabledaily maximum≤ 1.4 lb/dall year001
Chromium, hexavalent [as Cr]monthly averagereport only (ug/L)all year001
Chromium, hexavalent [as Cr]monthly averagereport only (ug/L)all year001
Chromium, hexavalent [as Cr]daily maximumreport only (ug/L)all year001
Chromium, hexavalent [as Cr]daily maximumreport only (ug/L)all year001
Chromium, hexavalent [as Cr]monthly average≤ .2 lb/dall year001
Chromium, hexavalent [as Cr]monthly average≤ .13 lb/dall year001
Chromium, hexavalent [as Cr]daily maximum≤ .5 lb/dall year001
Chromium, hexavalent [as Cr]daily maximum≤ .4 lb/dall year001
Nickel, total recoverablemonthly averagereport only (ug/L)all year001
Nickel, total recoverablemonthly averagereport only (ug/L)all year001
Nickel, total recoverabledaily maximumreport only (ug/L)all year001
Nickel, total recoverabledaily maximumreport only (ug/L)all year001
Nickel, total recoverablemonthly average≤ .3 lb/dall year001
Nickel, total recoverablemonthly average≤ .28 lb/dall year001
Nickel, total recoverabledaily maximum≤ .8 lb/dall year001
Nickel, total recoverabledaily maximum≤ .84 lb/dall year001
Zinc, total recoverablemonthly averagereport only (ug/L)all year001
Zinc, total recoverablemonthly averagereport only (ug/L)all year001
Zinc, total recoverabledaily maximumreport only (ug/L)all year001
Zinc, total recoverabledaily maximumreport only (ug/L)all year001
Zinc, total recoverablemonthly average≤ 3.2 lb/dall year001
Zinc, total recoverablemonthly average≤ 3.3 lb/dall year001
Zinc, total recoverabledaily maximum≤ 9.8 lb/dall year001
Zinc, total recoverabledaily maximum≤ 9.6 lb/dall year001
Lead, total recoverablemonthly averagereport only (ug/L)all year001
Lead, total recoverablemonthly averagereport only (ug/L)all year001
Lead, total recoverabledaily maximumreport only (ug/L)all year001
Lead, total recoverabledaily maximumreport only (ug/L)all year001
Lead, total recoverablemonthly average≤ 2.3 lb/dall year001
Lead, total recoverablemonthly average≤ 2 lb/dall year001
Lead, total recoverabledaily maximum≤ 7 lb/dall year001
Lead, total recoverabledaily maximum≤ 6 lb/dall year001
Chromium, total recoverablemonthly averagereport only (ug/L)all year001
Chromium, total recoverablemonthly averagereport only (ug/L)all year001
Chromium, total recoverabledaily maximumreport only (ug/L)all year001
Chromium, total recoverabledaily maximumreport only (ug/L)all year001
Chromium, total recoverablemonthly average≤ .4 lb/dall year001
Chromium, total recoverablemonthly average≤ .54 lb/dall year001
Chromium, total recoverabledaily maximum≤ .9 lb/dall year001
Chromium, total recoverabledaily maximum≤ 1.3 lb/dall year001
Copper, total recoverablemonthly averagereport only (ug/L)all year001
Copper, total recoverabledaily maximumreport only (ug/L)all year001
Copper, total recoverablemonthly average≤ .74 lb/dall year001
Copper, total recoverabledaily maximum≤ 1.5 lb/dall year001
Tetrachloroethylenemonthly averagereport only (ug/L)all year001
Tetrachloroethylenemonthly averagereport only (ug/L)all year001
Tetrachloroethylenedaily maximumreport only (ug/L)all year001
Tetrachloroethylenedaily maximumreport only (ug/L)all year001
Tetrachloroethylenemonthly average≤ .07 lb/dall year001
Tetrachloroethylenemonthly average≤ .071 lb/dall year001
Tetrachloroethylenedaily maximum≤ .1 lb/dall year001
Tetrachloroethylenedaily maximum≤ .14 lb/dall year001
Naphthalenemonthly averagereport only (ug/L)all year001
Naphthalenemonthly averagereport only (ug/L)all year001
Naphthalenedaily maximumreport only (ug/L)all year001
Naphthalenedaily maximumreport only (ug/L)all year001
Naphthalenemonthly average≤ .05 lb/dall year001
Naphthalenemonthly average≤ .047 lb/dall year001
Naphthalenedaily maximum≤ .09 lb/dall year001
Naphthalenedaily maximum≤ .094 lb/dall 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
Cyanide, total recoverablemonthly averagereport only (ug/L)all year001
Cyanide, total recoverabledaily maximumreport only (ug/L)all year001
Cyanide, total recoverablemonthly average≤ .081 lb/dall year001
Cyanide, total recoverabledaily maximum≤ .21 lb/dall year001
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
Solids, total suspendedmonthly average≤ 100 mg/Lall year002
Solids, total suspendeddaily maximum≤ 150 mg/Lall year002
Oil & Greasemonthly average≤ 10 mg/Lall year002
Oil & Greasedaily maximum≤ 15 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
Whole effluent toxicity - retest #148-hour minimumreport only (pass=0;fail=1)all yearTX1
Whole effluent toxicity - retest #248-hour minimumreport only (pass=0;fail=1)all yearTX1
WET, sublethal retest #148-hour minimumreport only (pass=0;fail=1)all yearTX1
WET, sublethal retest #248-hour minimumreport only (pass=0;fail=1)all yearTX1
Whole Effluent Toxicity - Retest #348-hour minimumreport only (pass=0;fail=1)all yearTX1
Whole Effluent Toxicity, Sub-Lethal Retest #348-hour minimumreport only (pass=0;fail=1)all yearTX1
Low Flow Pass/Fail Static Renewal 48Hr Acute Daphnia pulex48-hour minimumreport only (pass=0;fail=1)all yearTX1
LF Pass/Fail Static Renewal 48Hr Acute Pimephales promelas48-hour minimumreport only (pass=0;fail=1)all yearTX1
NOAEC Lethal Statis Renewal 48 Hr Acute Daphnia pulex48-hour minimumreport only (%)all yearTX1
NOAEC Lethal Static Renewal 48Hr acute Pimephales promelas48-hour minimumreport only (%)all yearTX1
Coef Of Var Static Renewal 48Hr Acute D. pulex48-hour minimumreport only (%)all yearTX1
Coef Of Var Static Renewal 48Hr Acute Pimephales promelas48-hour minimumreport only (%)all yearTX1

How strict are these limits?

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

Same industry: the 10 Primary Metal Industries permits in Arkansas.

Check this month's numbers Email me before each report is due

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/AR0052582 · MCP: https://passage-data.com/mcp