KEYSTONE POWDERED METAL CO

NPDES permit PA0000736 · Minor NON-POTW · expired, expires 2026-04-30 · 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.

This permit expired on 2026-04-30 and is expired: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

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

0values over a limit
15required values missing, on 3 form(s)
6of 60 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 (121)

OutfallParameterStatisticLimitMonths
001pHDAILY MX report only all year
001Solids, total suspendedDAILY MX report only all year
001Nitrite + Nitrate total [as N]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
001Manganese, total [as Mn]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
002pHDAILY MX report only all year
002Solids, total suspendedDAILY MX report only all year
002Nitrite + Nitrate total [as N]DAILY MX report only all year
002Iron, total [as Fe]DAILY MX report only all year
002Manganese, total [as Mn]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
003pHDAILY MX report only all year
003Solids, total suspendedDAILY MX report only all year
003Nitrite + Nitrate total [as N]DAILY MX report only all year
003Iron, total [as Fe]DAILY MX report only all year
003Manganese, total [as Mn]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
004pHDAILY MX report only all year
004Solids, total suspendedDAILY MX report only all year
004Nitrite + Nitrate total [as N]DAILY MX report only all year
004Iron, total [as Fe]DAILY MX report only all year
004Manganese, total [as Mn]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
005pHDAILY MX report only all year
005Solids, total suspendedDAILY MX report only all year
005Nitrite + Nitrate total [as N]DAILY MX report only all year
005Iron, total [as Fe]DAILY MX report only all year
005Manganese, total [as Mn]DAILY MX report only all year
005Zinc, total [as Zn]DAILY MX report only all year
005Aluminum, total [as Al]DAILY MX report only all year
006pHDAILY MX report only all year
006Solids, total suspendedDAILY MX report only all year
006Nitrite + Nitrate total [as N]DAILY MX report only all year
006Iron, total [as Fe]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
007pHDAILY MX report only all year
007Solids, total suspendedDAILY MX report only all year
007Nitrite + Nitrate total [as N]DAILY MX report only all year
007Iron, total [as Fe]DAILY MX report only all year
007Manganese, total [as Mn]DAILY MX report only all year
007Zinc, total [as Zn]DAILY MX report only all year
007Aluminum, total [as Al]DAILY MX report only all year
009pHDAILY MX report only all year
009Solids, total suspendedDAILY MX report only all year
009Nitrite + Nitrate total [as N]DAILY MX report only all year
009Iron, total [as Fe]DAILY MX report only all year
009Manganese, total [as Mn]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
010pHDAILY MX report only all year
010Solids, total suspendedDAILY MX report only all year
010Nitrite + Nitrate total [as N]DAILY MX report only all year
010Iron, total [as Fe]DAILY MX report only all year
010Manganese, total [as Mn]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
012pHDAILY MX report only all year
012Solids, total suspendedDAILY MX report only all year
012Nitrite + Nitrate total [as N]DAILY MX report only all year
012Iron, total [as Fe]DAILY MX report only all year
012Manganese, total [as Mn]DAILY MX report only all year
012Zinc, total [as Zn]DAILY MX report only all year
012Aluminum, total [as Al]DAILY MX report only all year
013pHDAILY MX report only all year
013Solids, total suspendedDAILY MX report only all year
013Nitrite + Nitrate total [as N]DAILY MX report only all year
013Iron, total [as Fe]DAILY MX report only all year
013Manganese, total [as Mn]DAILY MX report only all year
013Zinc, total [as Zn]DAILY MX report only all year
013Aluminum, total [as Al]DAILY MX report only all year
014pHDAILY MX report only all year
014Solids, total suspendedDAILY MX report only all year
014Nitrite + Nitrate total [as N]DAILY MX report only all year
014Iron, total [as Fe]DAILY MX report only all year
014Manganese, total [as Mn]DAILY MX report only all year
014Zinc, total [as Zn]DAILY MX report only all year
014Aluminum, total [as Al]DAILY MX report only all year
015pHDAILY MX report only all year
015Solids, total suspendedDAILY MX report only all year
015Nitrite + Nitrate total [as N]DAILY MX report only all year
015Iron, total [as Fe]DAILY MX report only all year
015Manganese, total [as Mn]DAILY MX report only all year
015Zinc, total [as Zn]DAILY MX report only all year
015Aluminum, total [as Al]DAILY MX report only all year
016pHDAILY MX report only all year
016Solids, total suspendedDAILY MX report only all year
016Nitrite + Nitrate total [as N]DAILY MX report only all year
016Iron, total [as Fe]DAILY MX report only all year
016Manganese, total [as Mn]DAILY MX report only all year
016Zinc, total [as Zn]DAILY MX report only all year
016Aluminum, total [as Al]DAILY MX report only all year
017pHDAILY MX report only all year
017Solids, total suspendedDAILY MX report only all year
017Nitrite + Nitrate total [as N]DAILY MX report only all year
017Iron, total [as Fe]DAILY MX report only all year
017Manganese, total [as Mn]DAILY MX report only all year
017Zinc, total [as Zn]DAILY MX report only all year
017Aluminum, total [as Al]DAILY MX report only all year
102Temperature, water deg. fahrenheitDAILY MX report only all year
102pHINST MIN >= 6 SU all year
102pHINST MAX <= 9 SU all year
102Flow, in conduit or thru treatment plantMO AVG report only all year
102Duration of dischargeMO TOTAL report only all year
106Temperature, water deg. fahrenheitDAILY MX report only all year
106pHINST MIN >= 6 SU all year
106pHINST MAX <= 9 SU all year
106Flow, in conduit or thru treatment plantMO AVG report only all year
106Duration of dischargeMO TOTAL report only all year
115Temperature, water deg. fahrenheitDAILY MX report only all year
115pHINST MIN >= 6 SU all year
115pHINST MAX <= 9 SU all year
115Flow, in conduit or thru treatment plantMO AVG report only all year
115Duration of dischargeMO TOTAL 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