LATROBE SPECIALTY METALS A CARPENTER CO

NPDES permit PA0003255 · Minor NON-POTW · effective, expires 2029-11-30 · 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
65required values missing, on 7 form(s)
0of 41 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 (105)

OutfallParameterStatisticLimitMonths
001pHDAILY MX report only all year
001Solids, total suspendedDAILY MX report only all year
001Oil & GreaseDAILY MX report only all year
001Nitrogen, total [as N]DAILY MX report only all year
001Phosphorus, total [as P]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
001Lead, total [as Pb]DAILY MX report only all year
001Manganese, total [as Mn]DAILY MX report only all year
001Molybdenum, total [as Mo]DAILY MX report only all year
001Zinc, total [as Zn]DAILY MX report only all year
001Aluminum, total [as Al]DAILY MX report only all year
001Iron [total]QT report only all year
001Manganese [total]QT report only all year
001Aluminum [total]QT report only all year
001Flow, totalQT report only all year
002pHDAILY MX report only all year
002Solids, total suspendedDAILY MX report only all year
002Oil & GreaseDAILY MX report only all year
002Nitrogen, total [as N]DAILY MX report only all year
002Phosphorus, total [as P]DAILY MX report only all year
002Copper, total [as Cu]DAILY MX report only all year
002Iron, total [as Fe]DAILY MX report only all year
002Lead, total [as Pb]DAILY MX report only all year
002Manganese, total [as Mn]DAILY MX report only all year
002Molybdenum, total [as Mo]DAILY MX report only all year
002Zinc, total [as Zn]DAILY MX report only all year
002Aluminum, total [as Al]DAILY MX report only all year
002Iron [total]QT report only all year
002Manganese [total]QT report only all year
002Aluminum [total]QT report only all year
002Flow, totalQT report only all year
003pHDAILY MX report only all year
003Solids, total suspendedDAILY MX report only all year
003Oil & GreaseDAILY MX report only all year
003Nitrogen, total [as N]DAILY MX report only all year
003Phosphorus, total [as P]DAILY MX report only all year
003Copper, total [as Cu]DAILY MX report only all year
003Iron, total [as Fe]DAILY MX report only all year
003Lead, total [as Pb]DAILY MX report only all year
003Manganese, total [as Mn]DAILY MX report only all year
003Molybdenum, total [as Mo]DAILY MX report only all year
003Zinc, total [as Zn]DAILY MX report only all year
003Aluminum, total [as Al]DAILY MX report only all year
003Iron [total]QT report only all year
003Manganese [total]QT report only all year
003Aluminum [total]QT report only all year
003Flow, totalQT 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
004Copper, total [as Cu]DAILY MX report only all year
004Iron, total [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
004Molybdenum, total [as Mo]DAILY MX report only all year
004Zinc, total [as Zn]DAILY MX report only all year
004Aluminum, total [as Al]DAILY MX report only all year
004Iron [total]QT report only all year
004Manganese [total]QT report only all year
004Aluminum [total]QT report only all year
004Flow, totalQT report only all year
006pHDAILY MX 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
006Manganese, total [as Mn]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
006Iron [total]QT report only all year
006Manganese [total]QT report only all year
006Aluminum [total]QT report only all year
006Flow, totalQT report only all year
008pHDAILY MX report only all year
008Solids, total suspendedDAILY MX report only all year
008Oil & GreaseDAILY MX report only all year
008Nitrogen, total [as N]DAILY MX report only all year
008Phosphorus, total [as P]DAILY MX report only all year
008Copper, total [as Cu]DAILY MX report only all year
008Iron, total [as Fe]DAILY MX report only all year
008Lead, total [as Pb]DAILY MX report only all year
008Manganese, total [as Mn]DAILY MX report only all year
008Molybdenum, total [as Mo]DAILY MX report only all year
008Zinc, total [as Zn]DAILY MX report only all year
008Aluminum, total [as Al]DAILY MX report only all year
008Iron [total]QT report only all year
008Manganese [total]QT report only all year
008Aluminum [total]QT report only all year
008Flow, totalQT report only all year
099Precipitation, total defined period/inQT report only all year
099Precipitation, total defined period/inANNL TOT report only all year
099Iron [total]QT report only all year
099Iron [total]ANNL TOT <= 15714 lb all year
099Manganese [total]QT report only all year
099Manganese [total]ANNL TOT <= 8709 lb all year
099Aluminum [total]QT report only all year
099Aluminum [total]ANNL TOT <= 6530 lb all year
099Flow, totalQT report only all year
099Flow, totalANNL TOT 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