AMRIZE GREAT LAKES INC

NPDES permit PA0004278 · Minor NON-POTW · effective, expires 2029-06-30 · 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
0required values missing, on 0 form(s)
1of 33 forms filed late

Last period with anything received: 2026-06-30.

Reporting

Reports are due about 28 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (65)

OutfallParameterStatisticLimitMonths
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 35 mg/L all year
001Solids, total suspendedDAILY MX <= 70 mg/L all year
001Boron, total [as B]MO AVG report only all year
001Boron, total [as B]DAILY MX report only all year
001Chromium, trivalent [as Cr]MO AVG report only all year
001Chromium, trivalent [as Cr]DAILY MX report only all year
001Cobalt, total [as Co]MO AVG report only all year
001Cobalt, total [as Co]DAILY MX report only all year
001Copper, total [as Cu]MO AVG report only all year
001Copper, total [as Cu]DAILY MX report only all year
001Iron, total [as Fe]MO AVG <= 1.5 mg/L all year
001Iron, total [as Fe]DAILY MX <= 3 mg/L all year
001Iron, dissolved [as Fe]MO AVG report only all year
001Iron, dissolved [as Fe]DAILY MX report only all year
001Manganese, total [as Mn]MO AVG <= 2 mg/L all year
001Manganese, total [as Mn]DAILY MX <= 4 mg/L all year
001Nickel, total [as Ni]MO AVG <= .054 mg/L all year
001Nickel, total [as Ni]DAILY MX <= .108 mg/L all year
001Zinc, total [as Zn]MO AVG report only all year
001Zinc, total [as Zn]DAILY MX report only all year
001Aluminum, total [as Al]MO AVG <= .5 mg/L all year
001Aluminum, total [as Al]DAILY MX <= .75 mg/L all year
001Selenium, total [as Se]MO AVG report only all year
001Selenium, total [as Se]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
001Perfluorooctanoic acid (PFOA)DAILY MX report only all year
001PerfluorooctanesulfonateDAILY MX report only all year
001Perfluorobutanesulfonic acid (PFBS)DAILY MX report only all year
001Hexafluoropropylene oxide dimer acid (HFPO-DA)DAILY MX report only all year
002pHINST MIN >= 6 SU all year
002pHINST MAX <= 9 SU all year
002Solids, total suspendedMO AVG <= 35 mg/L all year
002Solids, total suspendedDAILY MX <= 70 mg/L all year
002Iron, total [as Fe]MO AVG <= 1.5 mg/L all year
002Iron, total [as Fe]DAILY MX <= 3 mg/L all year
002Manganese, total [as Mn]MO AVG <= 2 mg/L all year
002Manganese, total [as Mn]DAILY MX <= 4 mg/L all year
002Nickel, total [as Ni]MO AVG report only all year
002Nickel, total [as Ni]DAILY MX report only all year
002Aluminum, total [as Al]MO AVG <= .75 mg/L all year
002Aluminum, total [as Al]DAILY MX <= .75 mg/L all year
002Flow, in conduit or thru treatment plantMO AVG report only all year
002Flow, in conduit or thru treatment plantDAILY MX report only all year
003pHINST MIN >= 6 SU all year
003pHINST MAX <= 9 SU all year
003Solids, total suspendedMO AVG <= 35 mg/L all year
003Solids, total suspendedDAILY MX <= 70 mg/L all year
003Iron, total [as Fe]MO AVG <= 1.5 mg/L all year
003Iron, total [as Fe]DAILY MX <= 3 mg/L all year
003Manganese, total [as Mn]MO AVG <= 2 mg/L all year
003Manganese, total [as Mn]DAILY MX <= 4 mg/L all year
003Nickel, total [as Ni]MO AVG report only all year
003Nickel, total [as Ni]DAILY MX report only all year
003Aluminum, total [as Al]MO AVG <= .75 mg/L all year
003Aluminum, total [as Al]DAILY MX <= .75 mg/L all year
003Flow, in conduit or thru treatment plantMO AVG report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
005pHDAILY MX report only all year
005Solids, total suspendedDAILY MX report only all year
005Oil & GreaseDAILY MX report only all year
005Iron, total [as Fe]DAILY MX report only all year
005Aluminum, total [as Al]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