ILSCO EXTRUSIONS INC

NPDES permit PA0034916 · Minor NON-POTW · effective, expires 2030-12-31 · 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

1values over a limit
0required values missing, on 0 form(s)
0of 37 forms filed late

Last period with anything received: 2026-06-30. Most often over: Phosphorus, total [as P] (1).

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 (87)

OutfallParameterStatisticLimitMonths
003pHMINIMUM >= 6 SU all year
003pHMAXIMUM <= 9 SU all year
003Oil & GreaseMO AVG <= 15 mg/L all year
003Oil & GreaseINST MAX <= 30 mg/L all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
006Solids, total suspendedDAILY MX report only all year
006Oil & GreaseDAILY MX report only all year
006Nitrogen, total [as N]DAILY MX report only all year
006Phosphorus, total [as P]DAILY MX report only all year
006Copper, total [as Cu]DAILY MX report only all year
006Iron, total [as Fe]DAILY MX report only all year
006Lead, total [as Pb]DAILY MX report only all year
006Zinc, total [as Zn]DAILY MX report only all year
006Aluminum, total [as Al]DAILY MX report only all year
009Solids, total suspendedDAILY MX report only all year
009Oil & GreaseDAILY MX report only all year
009Nitrogen, total [as N]DAILY MX report only all year
009Phosphorus, total [as P]DAILY MX report only all year
009Copper, total [as Cu]DAILY MX report only all year
009Iron, total [as Fe]DAILY MX report only all year
009Lead, total [as Pb]DAILY MX report only all year
009Zinc, total [as Zn]DAILY MX report only all year
009Aluminum, total [as Al]DAILY MX report only all year
010Solids, total suspendedDAILY MX report only all year
010Oil & GreaseDAILY MX report only all year
010Nitrogen, total [as N]DAILY MX report only all year
010Phosphorus, total [as P]DAILY MX report only all year
010Copper, total [as Cu]DAILY MX report only all year
010Iron, total [as Fe]DAILY MX report only all year
010Lead, total [as Pb]DAILY MX report only all year
010Zinc, total [as Zn]DAILY MX report only all year
010Aluminum, total [as Al]DAILY MX report only all year
103pHINST MIN >= 6 SU all year
103pHINST MAX <= 9 SU all year
103Solids, total suspendedMO AVG report only all year
103Solids, total suspendedDAILY MX report only all year
103Solids, total suspendedMO AVG <= 29 lb/d all year
103Solids, total suspendedDAILY MX <= 61 lb/d all year
103Oil & GreaseMO AVG report only all year
103Oil & GreaseDAILY MX report only all year
103Oil & GreaseMO AVG <= 17.8 lb/d all year
103Oil & GreaseDAILY MX <= 29.7 lb/d all year
103Cyanide, total [as CN]MO AVG report only all year
103Cyanide, total [as CN]DAILY MX report only all year
103Cyanide, total [as CN]MO AVG <= .1 lb/d all year
103Cyanide, total [as CN]DAILY MX <= .2 lb/d all year
103Chloride [as Cl]DAILY MX report only all year
103Arsenic, total [as As]DAILY MX report only all year
103Arsenic, total [as As]DAILY MX report only all year
103Chromium, total [as Cr]MO AVG report only all year
103Chromium, total [as Cr]DAILY MX report only all year
103Chromium, total [as Cr]MO AVG <= .1 lb/d all year
103Chromium, total [as Cr]DAILY MX <= .4 lb/d all year
103Copper, total [as Cu]DAILY MX report only all year
103Nickel, total [as Ni]DAILY MX report only all year
103Zinc, total [as Zn]MO AVG report only all year
103Zinc, total [as Zn]DAILY MX report only all year
103Zinc, total [as Zn]MO AVG <= .5 lb/d all year
103Zinc, total [as Zn]DAILY MX <= 1.2 lb/d all year
103Aluminum, total [as Al]MO AVG report only all year
103Aluminum, total [as Al]DAILY MX report only all year
103Aluminum, total [as Al]MO AVG <= 2.6 lb/d all year
103Aluminum, total [as Al]DAILY MX <= 5.2 lb/d all year
103Flow, in conduit or thru treatment plantMO AVG report only all year
103Flow, in conduit or thru treatment plantDAILY MX report only all year
103Perfluorooctanoic acid (PFOA)DAILY MX report only all year
103PerfluorooctanesulfonateDAILY MX report only all year
103Perfluorobutanesulfonic acid (PFBS)DAILY MX report only all year
103Hexafluoropropylene oxide dimer acid (HFPO-DA)DAILY MX report only all year
203Oxygen, dissolved [DO]DAILY MN >= 4 mg/L all year
203pHDAILY MN >= 6 SU all year
203pHDAILY MX <= 9 SU all year
203Solids, total suspendedMO AVG <= 30 mg/L all year
203Nitrogen, total [as N]MO AVG report only all year
203Nitrogen, ammonia total [as N]MO AVG report only all year
203Phosphorus, total [as P]MO AVG <= 2 mg/L all year
203Chloride [as Cl]DAILY MX report only all year
203Copper, total [as Cu]DAILY MX report only all year
203Nickel, total [as Ni]DAILY MX report only all year
203Zinc, total [as Zn]DAILY MX report only all year
203Flow, in conduit or thru treatment plantMO AVG report only all year
203E. coliINST MAX report only all year
203Coliform, fecal generalGEO MEAN <= 2000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
203Coliform, fecal generalGEO MEAN <= 200 #/100mL May, Jun, Jul, Aug, Sep
203Coliform, fecal generalINST MAX <= 10000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
203Coliform, fecal generalINST MAX <= 1000 #/100mL May, Jun, Jul, Aug, Sep
203BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L 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