ATI FLAT ROLLED PROD HOLDINGS LLC

NPDES permit PA0216739 · Minor NON-POTW · effective, expires 2029-04-30 · 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)
0of 11 forms filed late

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

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 (24)

OutfallParameterStatisticLimitMonths
001pHINST MIN >= 6 SU all year
001pHINST MAX <= 9 SU all year
001Solids, total suspendedMO AVG <= 10 mg/L all year
001Solids, total suspendedDAILY MX <= 20 mg/L all year
001Oil & GreaseMO AVG <= 15 mg/L all year
001Oil & GreaseDAILY MX <= 30 mg/L all year
001Chromium, hexavalent [as Cr]MO AVG <= .011 mg/L all year
001Chromium, hexavalent [as Cr]DAILY MX <= .018 mg/L all year
001Chromium, trivalent [as Cr]MO AVG report only all year
001Chromium, trivalent [as Cr]DAILY MX report only all year
001Iron, total [as Fe]MO AVG <= 1.5 mg/L all year
001Iron, total [as Fe]DAILY MX <= 2.6 mg/L all year
001Molybdenum, total [as Mo]MO AVG <= .18 mg/L all year
001Molybdenum, total [as Mo]DAILY MX <= .36 mg/L all year
001Nickel, total [as Ni]MO AVG <= .051 mg/L all year
001Nickel, total [as Ni]DAILY MX <= .08 mg/L all year
001Aluminum, total [as Al]MO AVG <= .5 mg/L all year
001Aluminum, total [as Al]DAILY MX <= 1 mg/L 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

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