CLEVELAND CLIFFS PLATE LLC

NPDES permit PA0050326 · Major NON-POTW · effective, expires 2028-07-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
35required values missing, on 2 form(s)
0of 18 forms filed late

Last period with anything received: 2026-07-31.

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among PA permits in EPA's filings — check your permit).

Limits in force (52)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitINST MAX <= 110 deg F all year
001Color [PT-CO units]DAILY MX report only all year
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 30 mg/L all year
001Solids, total suspendedDAILY MX <= 60 mg/L all year
001Solids, total suspendedMO AVG <= 225.5 lb/d all year
001Solids, total suspendedDAILY MX <= 601.4 lb/d all year
001Oil & GreaseMO AVG <= 15 mg/L all year
001Oil & GreaseDAILY MX report only all year
001Oil & GreaseINST MAX <= 30 mg/L all year
001Oil & GreaseMO AVG report only all year
001Oil & GreaseDAILY MX <= 150.5 lb/d all year
001Chloride [as Cl]DAILY MX report only all year
001Sulfate, total [as SO4]DAILY MX report only all year
001Copper, total [as Cu]DAILY MX report only all year
001Iron, total [as Fe]DAILY MX report only all year
001Iron, dissolved [as Fe]DAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Chlorine, total residualMO AVG <= .5 mg/L all year
001Chlorine, total residualINST MAX <= 1.2 mg/L all year
001Solids, total dissolvedQRTR AVG report only all year
001Solids, total dissolvedDAILY MX report only all year
001Solids, total dissolvedQRTR AVG report only all year
001Solids, total dissolvedDAILY MX report only all year
001Solids, total dissolvedQRTR AVG <= 1000 mg/L all year
001Solids, total dissolvedDAILY MX <= 2000 mg/L all year
001Solids, total dissolvedQRTR AVG <= 10008 lb/d all year
001Solids, total dissolvedDAILY MX <= 20016 lb/d all year
001Solids, total dissolvedQRTR AVG report only all year
001Solids, total dissolvedDAILY MX report only all year
001Solids, total dissolvedQRTR AVG report only all year
001Solids, total dissolvedDAILY MX report only all year
001Bromide [as Br]DAILY MX report only all year
004Oxygen demand, chem. [high level] [COD]DAILY MX report only all year
004pHDAILY MX report only all year
004Solids, total suspendedDAILY MX report only all year
004Oil & GreaseDAILY MX report only all year
004Nitrogen, total [as N]DAILY MX report only all year
004Phosphorus, total [as P]DAILY MX report only all year
004Arsenic, total [as As]DAILY MX report only all year
004Cadmium, total [as Cd]DAILY MX report only all year
004Chromium, total [as Cr]DAILY MX report only all year
004Copper, total [as Cu]DAILY MX report only all year
004Iron, total [as Fe]DAILY MX report only all year
004Iron, dissolved [as Fe]DAILY MX report only all year
004Lead, total [as Pb]DAILY MX report only all year
004Manganese, total [as Mn]DAILY MX report only all year
004Nickel, total [as Ni]DAILY MX report only all year
004PCBs Wet Weather AnalysisDAILY MX report only all year
004BOD, carbonaceous [5 day, 20 C]DAILY MX report only all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states