SEWARD GENERATION LLC

NPDES permit PA0002054 · Major NON-POTW · effective, expires 2031-04-30 · 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

1values over a limit
125required values missing, on 6 form(s)
7of 61 forms filed late

Last period with anything received: 2026-06-30. Most often over: BOD, carbonaceous [5 day, 20 C] (1).

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 (112)

OutfallParameterStatisticLimitMonths
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
002Oxygen, dissolved [DO]DAILY MN >= 4 mg/L all year
002pHINST MIN >= 6 SU all year
002pHINST MAX <= 9 SU all year
002Solids, total suspendedMO AVG <= 30 mg/L all year
002Solids, total suspendedDAILY MX <= 60 mg/L all year
002Nitrogen, total [as N]MO AVG report only all year
002Nitrogen, total [as N]DAILY MX report only all year
002Nitrogen, ammonia total [as N]MO AVG <= 25 mg/L all year
002Nitrogen, ammonia total [as N]DAILY MX <= 50 mg/L all year
002Phosphorus, total [as P]MO AVG report only all year
002Phosphorus, total [as P]DAILY MX report only 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 <= 1 mg/L all year
002Manganese, total [as Mn]DAILY MX <= 2 mg/L 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 plantWKLY AVG <= .015 MGD all year
002Chlorine, total residualMO AVG <= .5 mg/L all year
002Chlorine, total residualINST MAX <= 1.6 mg/L all year
002Coliform, fecal generalMO AVG <= 200 #/100mL May, Jun, Jul, Aug, Sep
002Coliform, fecal generalMO AVG <= 2000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
002Coliform, fecal generalDAILY MX <= 1000 #/100mL May, Jun, Jul, Aug, Sep
002Coliform, fecal generalDAILY MX <= 10000 #/100mL Jan, Feb, Mar, Apr, Oct, Nov, Dec
002BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
002BOD, carbonaceous [5 day, 20 C]DAILY MX <= 50 mg/L all year
003Temperature, water deg. fahrenheitINST MAX <= 110 deg F all year
003pHINST MIN >= 6 SU all year
003pHINST MAX <= 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
003Chromium, total [as Cr]MO AVG <= .2 mg/L all year
003Chromium, total [as Cr]DAILY MX <= .2 mg/L all year
003Cobalt, total [as Co]MO AVG <= .27 mg/L all year
003Cobalt, total [as Co]DAILY MX <= .53 mg/L all year
003Iron, total [as Fe]MO AVG report only all year
003Iron, total [as Fe]DAILY MX report only all year
003Iron, total [as Fe]MO TOTAL <= 1333 lb/d all year
003Iron, dissolved [as Fe]MO AVG report only all year
003Iron, dissolved [as Fe]DAILY MX report only all year
003Manganese, total [as Mn]MO AVG report only all year
003Manganese, total [as Mn]DAILY MX report only all year
003Manganese, total [as Mn]MO TOTAL <= 889 lb/d all year
003Nickel, total [as Ni]MO AVG <= .45 mg/L all year
003Nickel, total [as Ni]DAILY MX <= .9 mg/L all year
003Zinc, total [as Zn]MO AVG <= .8 mg/L all year
003Zinc, total [as Zn]DAILY MX <= 1 mg/L 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 TOTAL report only all year
003Flow, in conduit or thru treatment plantDAILY MX report only all year
003Chlorine, free availableMO AVG <= .2 mg/L all year
003Chlorine, free availableDAILY MX <= .5 mg/L all year
004pHINST MIN >= 6 SU all year
004pHINST MAX <= 9 SU all year
004Solids, total suspendedMO AVG <= 35 mg/L all year
004Solids, total suspendedDAILY MX <= 70 mg/L all year
004Iron, total [as Fe]MO AVG report only all year
004Iron, total [as Fe]DAILY MX report only all year
004Manganese, total [as Mn]MO AVG report only all year
004Manganese, total [as Mn]DAILY MX report only all year
004Aluminum, total [as Al]MO AVG report only all year
004Aluminum, total [as Al]DAILY MX report only all year
004Iron [total]MO TOTAL report only all year
004Iron [total]ANNL TOT <= 69 lb all year
004Manganese [total]MO TOTAL report only all year
004Manganese [total]ANNL TOT <= 46 lb all year
004Aluminum [total]MO TOTAL report only all year
004Aluminum [total]ANNL TOT <= 34 lb all year
004Flow, totalMO TOTAL report only all year
004Flow, totalANNL TOT report only all year
005pHINST MIN >= 6 SU all year
005pHINST MAX <= 9 SU all year
005Solids, total suspendedMO AVG <= 35 mg/L all year
005Solids, total suspendedDAILY MX <= 70 mg/L all year
005Iron, total [as Fe]MO AVG report only all year
005Iron, total [as Fe]DAILY MX report only all year
005Manganese, total [as Mn]MO AVG report only all year
005Manganese, total [as Mn]DAILY MX report only all year
005Aluminum, total [as Al]MO AVG report only all year
005Aluminum, total [as Al]DAILY MX report only all year
005Iron [total]MO TOTAL report only all year
005Iron [total]ANNL TOT <= 535 lb all year
005Manganese [total]MO TOTAL report only all year
005Manganese [total]ANNL TOT <= 357 lb all year
005Aluminum [total]MO TOTAL report only all year
005Aluminum [total]ANNL TOT <= 268 lb all year
005Flow, totalMO TOTAL report only all year
005Flow, totalANNL TOT report only all year
006pHINST MIN >= 6 SU all year
006pHINST MAX <= 9 SU all year
006Solids, total suspendedMO AVG <= 35 mg/L all year
006Solids, total suspendedDAILY MX <= 70 mg/L all year
006Oil & GreaseMO AVG report only all year
006Oil & GreaseDAILY MX report only all year
006Iron, total [as Fe]MO AVG <= 1.5 mg/L all year
006Iron, total [as Fe]DAILY MX <= 3 mg/L all year
006Manganese, total [as Mn]MO AVG <= 1 mg/L all year
006Manganese, total [as Mn]DAILY MX <= 2 mg/L all year
006Thallium, total [as Tl]MO AVG report only all year
006Thallium, total [as Tl]DAILY MX report only all year
006Zinc, total [as Zn]MO AVG report only all year
006Zinc, total [as Zn]DAILY MX report only all year
006Aluminum, total [as Al]MO AVG <= .75 mg/L all year
006Aluminum, total [as Al]DAILY MX <= .75 mg/L all year
006Flow, in conduit or thru treatment plantMO AVG report only all year
006Flow, in conduit or thru treatment plantWKLY AVG 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