KEYSTONE CONEMAUGH PROJ LLC

NPDES permit PA0005011 · Major NON-POTW · expired, expires 2023-12-31 · 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.

This permit expired on 2023-12-31 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
0required values missing, on 0 form(s)
0of 67 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 (227)

OutfallParameterStatisticLimitMonths
001Iron, total [as Fe]ANNL TOT <= 21334 lb/yr all year
001Manganese, total [as Mn]ANNL TOT <= 14224 lb/yr all year
001Aluminum, total [as Al]ANNL TOT <= 10667 lb/yr all year
003Temperature, water deg. fahrenheitDAILY MX <= 110 deg F all year
003pHDAILY MN >= 6 SU all year
003pHDAILY MX <= 9 SU all year
003Solids, total suspendedMO AVG <= 30 mg/L all year
003Solids, total suspendedDAILY MX <= 100 mg/L all year
003Oil & GreaseMO AVG <= 15 mg/L all year
003Oil & GreaseDAILY MX <= 20 mg/L all year
003Chloride [as Cl]MO AVG report only all year
003Chloride [as Cl]DAILY MX report only all year
003Sulfate, total [as SO4]MO AVG report only all year
003Sulfate, total [as SO4]DAILY MX report only all year
003Iron, total [as Fe]ANNL AVG report only all year
003Iron, total [as Fe]MO AVG <= 1.7 mg/L all year
003Iron, total [as Fe]DAILY MX <= 3.4 mg/L all year
003Iron, total [as Fe]ANNL TOT report only all year
003Iron, total [as Fe]MO TOTAL report only all year
003Manganese, total [as Mn]ANNL AVG report only all year
003Manganese, total [as Mn]MO AVG <= 1.6 mg/L all year
003Manganese, total [as Mn]DAILY MX <= 3.2 mg/L all year
003Manganese, total [as Mn]ANNL TOT report only all year
003Manganese, total [as Mn]MO TOTAL report only all year
003Aluminum, total [as Al]ANNL AVG report only all year
003Aluminum, total [as Al]MO AVG <= 1.1 mg/L all year
003Aluminum, total [as Al]DAILY MX <= 2.2 mg/L all year
003Aluminum, total [as Al]ANNL TOT report only all year
003Aluminum, total [as Al]MO TOTAL report only all year
003ChloroformMO AVG report only all year
003ChloroformDAILY MX report only 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
003Chlorine, total residualMO AVG <= .5 mg/L all year
003Chlorine, total residualDAILY MX <= 1 mg/L all year
003Chlorine, free availableMO AVG <= .2 mg/L all year
003Chlorine, free availableDAILY MX <= .5 mg/L all year
003Solids, total dissolvedMO AVG report only all year
003Solids, total dissolvedDAILY MX report only all year
003Bromide [as Br]MO AVG report only all year
003Bromide [as Br]DAILY MX report only all year
004Temperature, water deg. fahrenheitDAILY MX <= 110 deg F all year
004pHDAILY MN >= 6 SU all year
004pHDAILY MX <= 9 SU all year
004Solids, total suspendedMO AVG <= 30 mg/L all year
004Solids, total suspendedDAILY MX <= 100 mg/L all year
004Oil & GreaseMO AVG <= 15 mg/L all year
004Oil & GreaseDAILY MX <= 20 mg/L all year
004Chloride [as Cl]MO AVG report only all year
004Chloride [as Cl]DAILY MX report only all year
004Sulfate, total [as SO4]MO AVG report only all year
004Sulfate, total [as SO4]DAILY MX report only all year
004Iron, total [as Fe]ANNL AVG report only all year
004Iron, total [as Fe]MO AVG <= 1.7 mg/L all year
004Iron, total [as Fe]DAILY MX <= 3.4 mg/L all year
004Iron, total [as Fe]ANNL TOT report only all year
004Iron, total [as Fe]MO TOTAL report only all year
004Manganese, total [as Mn]ANNL AVG report only all year
004Manganese, total [as Mn]MO AVG <= 1.6 mg/L all year
004Manganese, total [as Mn]DAILY MX <= 3.2 mg/L all year
004Manganese, total [as Mn]ANNL TOT report only all year
004Manganese, total [as Mn]MO TOTAL report only all year
004Aluminum, total [as Al]ANNL AVG report only all year
004Aluminum, total [as Al]MO AVG report only all year
004Aluminum, total [as Al]DAILY MX report only all year
004Aluminum, total [as Al]ANNL TOT report only all year
004Aluminum, total [as Al]MO TOTAL report only all year
004ChloroformMO AVG report only all year
004ChloroformDAILY MX report only all year
004Flow, in conduit or thru treatment plantMO AVG report only all year
004Flow, in conduit or thru treatment plantDAILY MX report only all year
004Chlorine, total residualMO AVG <= .5 mg/L all year
004Chlorine, total residualDAILY MX <= 1 mg/L all year
004Chlorine, free availableMO AVG <= .2 mg/L all year
004Chlorine, free availableDAILY MX <= .5 mg/L all year
004Solids, total dissolvedMO AVG report only all year
004Solids, total dissolvedDAILY MX report only all year
004Bromide [as Br]MO AVG report only all year
004Bromide [as Br]DAILY MX report only all year
006Oxygen, dissolved [DO]DAILY MN >= 4 mg/L all year
006pHDAILY MN >= 6 SU all year
006pHDAILY MX <= 9 SU all year
006Solids, total suspendedMO AVG <= 30 mg/L all year
006Solids, total suspendedDAILY MX <= 60 mg/L all year
006Nitrogen, total [as N]DAILY MX report only all year
006Phosphorus, total [as P]DAILY MX report only all year
006Iron, total [as Fe]ANNL AVG report only all year
006Iron, total [as Fe]MO AVG report only all year
006Iron, total [as Fe]DAILY MX report only all year
006Iron, total [as Fe]ANNL TOT report only all year
006Iron, total [as Fe]MO TOTAL report only all year
006Manganese, total [as Mn]ANNL AVG report only all year
006Manganese, total [as Mn]MO AVG report only all year
006Manganese, total [as Mn]DAILY MX report only all year
006Manganese, total [as Mn]ANNL TOT report only all year
006Manganese, total [as Mn]MO TOTAL report only all year
006Aluminum, total [as Al]ANNL AVG report only all year
006Aluminum, total [as Al]MO AVG report only all year
006Aluminum, total [as Al]DAILY MX report only all year
006Aluminum, total [as Al]ANNL TOT report only all year
006Aluminum, total [as Al]MO TOTAL report only all year
006ChloroformMO AVG report only all year
006ChloroformDAILY MX report only all year
006Flow, in conduit or thru treatment plantMO AVG report only all year
006Flow, in conduit or thru treatment plantDAILY MX report only all year
006Chlorine, total residualMO AVG <= .5 mg/L all year
006Chlorine, total residualDAILY MX <= 1.6 mg/L all year
006Coliform, fecal generalMO AVG <= 2000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
006Coliform, fecal generalMO AVG <= 200 #/100mL May, Jun, Jul, Aug, Sep
006Coliform, fecal generalDAILY MX <= 10000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
006Coliform, fecal generalDAILY MX <= 1000 #/100mL May, Jun, Jul, Aug, Sep
006BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
006BOD, carbonaceous [5 day, 20 C]DAILY MX <= 50 mg/L all year
007Temperature, water deg. fahrenheitDAILY MX <= 110 deg F all year
007pHDAILY MN >= 6 SU all year
007pHDAILY MX <= 9 SU all year
007Solids, total suspendedMO AVG <= 30 mg/L all year
007Solids, total suspendedDAILY MX <= 100 mg/L all year
007Oil & GreaseMO AVG <= 15 mg/L all year
007Oil & GreaseDAILY MX <= 20 mg/L all year
007Nitrite + Nitrate total [as N]MO AVG report only all year
007Nitrite + Nitrate total [as N]DAILY MX report only all year
007Chloride [as Cl]MO AVG report only all year
007Chloride [as Cl]DAILY MX report only all year
007Sulfate, total [as SO4]MO AVG report only all year
007Sulfate, total [as SO4]DAILY MX report only all year
007Arsenic, total [as As]MO AVG report only all year
007Arsenic, total [as As]DAILY MX report only all year
007Beryllium, total [as Be]MO AVG <= .008 mg/L all year
007Beryllium, total [as Be]DAILY MX <= .016 mg/L all year
007Boron, total [as B]MO AVG <= 100 mg/L all year
007Boron, total [as B]DAILY MX <= 200 mg/L all year
007Copper, total [as Cu]MO AVG <= .045 mg/L all year
007Copper, total [as Cu]DAILY MX <= .09 mg/L all year
007Iron, total [as Fe]ANNL AVG report only all year
007Iron, total [as Fe]MO AVG <= 1.7 mg/L all year
007Iron, total [as Fe]DAILY MX <= 3.4 mg/L all year
007Iron, total [as Fe]ANNL TOT report only all year
007Iron, total [as Fe]MO TOTAL report only all year
007Lead, total [as Pb]MO AVG <= .1 mg/L all year
007Lead, total [as Pb]DAILY MX <= .2 mg/L all year
007Manganese, total [as Mn]ANNL AVG report only all year
007Manganese, total [as Mn]MO AVG <= 1.6 mg/L all year
007Manganese, total [as Mn]DAILY MX <= 3.2 mg/L all year
007Manganese, total [as Mn]ANNL TOT report only all year
007Manganese, total [as Mn]MO TOTAL report only all year
007Aluminum, total [as Al]ANNL AVG report only all year
007Aluminum, total [as Al]MO AVG <= 11.3 mg/L all year
007Aluminum, total [as Al]DAILY MX <= 17.7 mg/L all year
007Aluminum, total [as Al]MO AVG <= 28.4 lb/d all year
007Aluminum, total [as Al]ANNL TOT report only all year
007Aluminum, total [as Al]DAILY MX <= 44.4 lb/d all year
007Selenium, total [as Se]MO AVG <= .25 mg/L all year
007Selenium, total [as Se]DAILY MX <= .5 mg/L all year
007Aluminum [total]MO TOTAL report only all year
007ChloroformMO AVG report only all year
007ChloroformDAILY MX report only all year
007Flow, in conduit or thru treatment plantMO AVG report only all year
007Flow, in conduit or thru treatment plantDAILY MX report only all year
007Solids, total dissolvedMO AVG <= 40000 mg/L all year
007Solids, total dissolvedDAILY MX <= 80000 mg/L all year
007Bromide [as Br]MO AVG report only all year
007Bromide [as Br]DAILY MX report only all year
007Mercury, total [as Hg]MO AVG <= .003 mg/L all year
007Mercury, total [as Hg]DAILY MX <= .006 mg/L all year
012pHDAILY MN >= 6 SU all year
012pHDAILY MX <= 9 SU all year
012Solids, total suspendedMO AVG <= 30 mg/L all year
012Solids, total suspendedDAILY MX <= 60 mg/L all year
012Flow, in conduit or thru treatment plantMO AVG report only all year
012Flow, in conduit or thru treatment plantDAILY MX report only all year
012Chlorine, total residualMO AVG <= 1.4 mg/L all year
012Chlorine, total residualDAILY MX <= 3.3 mg/L all year
012BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
012BOD, carbonaceous [5 day, 20 C]DAILY MX <= 50 mg/L all year
015pHDAILY MX report only all year
015Solids, total suspendedDAILY MX report only all year
015Oil & GreaseDAILY MX report only all year
015Iron, total [as Fe]ANNL AVG report only all year
015Iron, total [as Fe]DAILY MX report only all year
015Iron, total [as Fe]ANNL TOT report only all year
015Manganese, total [as Mn]ANNL AVG report only all year
015Manganese, total [as Mn]DAILY MX report only all year
015Manganese, total [as Mn]ANNL TOT report only all year
015Aluminum, total [as Al]ANNL AVG report only all year
015Aluminum, total [as Al]DAILY MX report only all year
015Aluminum, total [as Al]ANNL TOT report only all year
015Flow, totalDAILY MX report only all year
016pHDAILY MX report only all year
016Solids, total suspendedDAILY MX report only all year
016Oil & GreaseDAILY MX report only all year
016Iron, total [as Fe]ANNL AVG report only all year
016Iron, total [as Fe]DAILY MX report only all year
016Iron, total [as Fe]ANNL TOT report only all year
016Manganese, total [as Mn]ANNL AVG report only all year
016Manganese, total [as Mn]DAILY MX report only all year
016Manganese, total [as Mn]ANNL TOT report only all year
016Aluminum, total [as Al]ANNL AVG report only all year
016Aluminum, total [as Al]DAILY MX report only all year
016Aluminum, total [as Al]ANNL TOT report only all year
016Flow, totalDAILY MX report only all year
017pHDAILY MX report only all year
017Solids, total suspendedDAILY MX report only all year
017Oil & GreaseDAILY MX report only all year
017Iron, total [as Fe]ANNL AVG report only all year
017Iron, total [as Fe]DAILY MX report only all year
017Iron, total [as Fe]ANNL TOT report only all year
017Manganese, total [as Mn]ANNL AVG report only all year
017Manganese, total [as Mn]DAILY MX report only all year
017Manganese, total [as Mn]ANNL TOT report only all year
017Aluminum, total [as Al]ANNL AVG report only all year
017Aluminum, total [as Al]DAILY MX report only all year
017Aluminum, total [as Al]ANNL TOT report only all year
017Flow, totalDAILY MX report only all year
029pHDAILY MX report only all year
029Solids, total suspendedDAILY MX report only all year
029Oil & GreaseDAILY MX report only all year
029Iron, total [as Fe]ANNL AVG report only all year
029Iron, total [as Fe]DAILY MX report only all year
029Iron, total [as Fe]ANNL TOT report only all year
029Manganese, total [as Mn]ANNL AVG report only all year
029Manganese, total [as Mn]DAILY MX report only all year
029Manganese, total [as Mn]ANNL TOT report only all year
029Aluminum, total [as Al]ANNL AVG report only all year
029Aluminum, total [as Al]DAILY MX report only all year
029Aluminum, total [as Al]ANNL TOT report only all year
029Flow, totalDAILY 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