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Seward Generation LLC

Electric Services, major discharger, New Florence, Pennsylvania. NPDES permit PA0002054, in force until Apr 30, 2031. Last 12 months: over a limit once (last November 2025), 102 required values missing, 7 of 61 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A monthly (2 values), outfall 002 form A monthly (25 values), outfall 003 form A monthly (29 values), outfall 004 form A monthly (14 values), outfall 005 form A monthly (14 values), outfall 006 form A monthly (18 values), and 2 more forms
Last report on file
June 2026
Oct 2024 – Sep 2025
4 values over a limit, 0 required values missing, 0 of 73 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
November 2025BOD, carbonaceous [5 day, 20 C], monthly average26 mg/L≤ 25 mg/L4%

Limits in force (112)

ParameterStatisticLimitMonthsOutfall
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Oxygen, dissolved [DO]daily minimum≥ 4 mg/Lall year002
pHinstantaneous minimum≥ 6 SUall year002
pHinstantaneous maximum≤ 9 SUall year002
Solids, total suspendedmonthly average≤ 30 mg/Lall year002
Solids, total suspendeddaily maximum≤ 60 mg/Lall year002
Nitrogen, total [as N]monthly averagereport only (mg/L)all year002
Nitrogen, total [as N]daily maximumreport only (mg/L)all year002
Nitrogen, ammonia total [as N]monthly average≤ 25 mg/Lall year002
Nitrogen, ammonia total [as N]daily maximum≤ 50 mg/Lall year002
Phosphorus, total [as P]monthly averagereport only (mg/L)all year002
Phosphorus, total [as P]daily maximumreport only (mg/L)all year002
Iron, total [as Fe]monthly average≤ 1.5 mg/Lall year002
Iron, total [as Fe]daily maximum≤ 3 mg/Lall year002
Manganese, total [as Mn]monthly average≤ 1 mg/Lall year002
Manganese, total [as Mn]daily maximum≤ 2 mg/Lall year002
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year002
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantweekly average≤ .015 MGDall year002
Chlorine, total residualmonthly average≤ .5 mg/Lall year002
Chlorine, total residualinstantaneous maximum≤ 1.6 mg/Lall year002
Coliform, fecal generalmonthly average≤ 200 #/100mLMay–Sep002
Coliform, fecal generalmonthly average≤ 2000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec002
Coliform, fecal generaldaily maximum≤ 1000 #/100mLMay–Sep002
Coliform, fecal generaldaily maximum≤ 10000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec002
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year002
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 50 mg/Lall year002
Temperature, water deg. fahrenheitinstantaneous maximum≤ 110 deg Fall year003
pHinstantaneous minimum≥ 6 SUall year003
pHinstantaneous maximum≤ 9 SUall year003
Solids, total suspendedmonthly average≤ 30 mg/Lall year003
Solids, total suspendeddaily maximum≤ 100 mg/Lall year003
Oil & Greasemonthly average≤ 15 mg/Lall year003
Oil & Greasedaily maximum≤ 20 mg/Lall year003
Chromium, total [as Cr]monthly average≤ .2 mg/Lall year003
Chromium, total [as Cr]daily maximum≤ .2 mg/Lall year003
Cobalt, total [as Co]monthly average≤ .27 mg/Lall year003
Cobalt, total [as Co]daily maximum≤ .53 mg/Lall year003
Iron, total [as Fe]monthly averagereport only (mg/L)all year003
Iron, total [as Fe]daily maximumreport only (mg/L)all year003
Iron, total [as Fe]monthly total≤ 1333 lb/dall year003
Iron, dissolved [as Fe]monthly averagereport only (mg/L)all year003
Iron, dissolved [as Fe]daily maximumreport only (mg/L)all year003
Manganese, total [as Mn]monthly averagereport only (mg/L)all year003
Manganese, total [as Mn]daily maximumreport only (mg/L)all year003
Manganese, total [as Mn]monthly total≤ 889 lb/dall year003
Nickel, total [as Ni]monthly average≤ .45 mg/Lall year003
Nickel, total [as Ni]daily maximum≤ .9 mg/Lall year003
Zinc, total [as Zn]monthly average≤ .8 mg/Lall year003
Zinc, total [as Zn]daily maximum≤ 1 mg/Lall year003
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year003
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year003
Flow, in conduit or thru treatment plantmonthly totalreport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Chlorine, free availablemonthly average≤ .2 mg/Lall year003
Chlorine, free availabledaily maximum≤ .5 mg/Lall year003
pHinstantaneous minimum≥ 6 SUall year004
pHinstantaneous maximum≤ 9 SUall year004
Solids, total suspendedmonthly average≤ 35 mg/Lall year004
Solids, total suspendeddaily maximum≤ 70 mg/Lall year004
Iron, total [as Fe]monthly averagereport only (mg/L)all year004
Iron, total [as Fe]daily maximumreport only (mg/L)all year004
Manganese, total [as Mn]monthly averagereport only (mg/L)all year004
Manganese, total [as Mn]daily maximumreport only (mg/L)all year004
Aluminum, total [as Al]monthly averagereport only (mg/L)all year004
Aluminum, total [as Al]daily maximumreport only (mg/L)all year004
Iron [total]monthly totalreport only (lb)all year004
Iron [total]annual total≤ 69 lball year004
Manganese [total]monthly totalreport only (lb)all year004
Manganese [total]annual total≤ 46 lball year004
Aluminum [total]monthly totalreport only (lb)all year004
Aluminum [total]annual total≤ 34 lball year004
Flow, totalmonthly totalreport only (Mgal)all year004
Flow, totalannual totalreport only (Mgal)all year004
pHinstantaneous minimum≥ 6 SUall year005
pHinstantaneous maximum≤ 9 SUall year005
Solids, total suspendedmonthly average≤ 35 mg/Lall year005
Solids, total suspendeddaily maximum≤ 70 mg/Lall year005
Iron, total [as Fe]monthly averagereport only (mg/L)all year005
Iron, total [as Fe]daily maximumreport only (mg/L)all year005
Manganese, total [as Mn]monthly averagereport only (mg/L)all year005
Manganese, total [as Mn]daily maximumreport only (mg/L)all year005
Aluminum, total [as Al]monthly averagereport only (mg/L)all year005
Aluminum, total [as Al]daily maximumreport only (mg/L)all year005
Iron [total]monthly totalreport only (lb)all year005
Iron [total]annual total≤ 535 lball year005
Manganese [total]monthly totalreport only (lb)all year005
Manganese [total]annual total≤ 357 lball year005
Aluminum [total]monthly totalreport only (lb)all year005
Aluminum [total]annual total≤ 268 lball year005
Flow, totalmonthly totalreport only (Mgal)all year005
Flow, totalannual totalreport only (Mgal)all year005
pHinstantaneous minimum≥ 6 SUall year006
pHinstantaneous maximum≤ 9 SUall year006
Solids, total suspendedmonthly average≤ 35 mg/Lall year006
Solids, total suspendeddaily maximum≤ 70 mg/Lall year006
Oil & Greasemonthly averagereport only (mg/L)all year006
Oil & Greasedaily maximumreport only (mg/L)all year006
Iron, total [as Fe]monthly average≤ 1.5 mg/Lall year006
Iron, total [as Fe]daily maximum≤ 3 mg/Lall year006
Manganese, total [as Mn]monthly average≤ 1 mg/Lall year006
Manganese, total [as Mn]daily maximum≤ 2 mg/Lall year006
Thallium, total [as Tl]monthly averagereport only (mg/L)all year006
Thallium, total [as Tl]daily maximumreport only (mg/L)all year006
Zinc, total [as Zn]monthly averagereport only (mg/L)all year006
Zinc, total [as Zn]daily maximumreport only (mg/L)all year006
Aluminum, total [as Al]monthly average≤ .75 mg/Lall year006
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year006
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantweekly averagereport only (MGD)all year006

How strict are these limits?

Cited limits by parameter: Pennsylvania's rules and the federal ones.

Same industry: the 63 Electric Services permits in Pennsylvania.

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Your permit document is the final word. As JSON: /api/v1/permits/PA0002054 · MCP: https://passage-data.com/mcp