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New York Power Authority

Electric Services, major discharger, Lewiston, New York. NPDES permit NY0000736 expired Dec 31, 2019; its limits still apply. Last 12 months: over a limit once (last March 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form M monthly (5 values), outfall 002 form M monthly (5 values), outfall 003 form M monthly (5 values), outfall 004 form M monthly (5 values), outfall 005 form M monthly (5 values), outfall 006 form M monthly (5 values), and 30 more forms
Last report on file
August 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 384 reports late

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

Period endingParameterReportedLimitOver by
March 2026Oil & Grease, daily maximum21 mg/L≤ 15 mg/L40%

Limits in force (196)

ParameterStatisticLimitMonthsOutfall
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Oil & Greasedaily maximum≤ 15 mg/Lall year001
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
Oil & Greasedaily maximum≤ 15 mg/Lall year002
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
pHminimum≥ 6 SUall year003
pHmaximum≤ 9 SUall year003
Oil & Greasedaily maximum≤ 15 mg/Lall year003
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
pHminimum≥ 6 SUall year004
pHmaximum≤ 9 SUall year004
Oil & Greasedaily maximum≤ 15 mg/Lall year004
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
pHminimum≥ 6 SUall year005
pHmaximum≤ 9 SUall year005
Oil & Greasedaily maximum≤ 15 mg/Lall year005
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year005
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005
pHminimum≥ 6 SUall year006
pHmaximum≤ 9 SUall year006
Oil & Greasedaily maximum≤ 15 mg/Lall year006
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006
pHminimum≥ 6 SUall year007
pHmaximum≤ 9 SUall year007
Oil & Greasedaily maximum≤ 15 mg/Lall year007
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year007
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007
pHminimum≥ 6 SUall year008
pHmaximum≤ 9 SUall year008
Oil & Greasedaily maximum≤ 15 mg/Lall year008
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year008
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008
pHminimum≥ 6 SUall year009
pHmaximum≤ 9 SUall year009
Oil & Greasedaily maximum≤ 15 mg/Lall year009
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year009
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year009
pHminimum≥ 6 SUall year010
pHmaximum≤ 9 SUall year010
Oil & Greasedaily maximum≤ 15 mg/Lall year010
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year010
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year010
pHminimum≥ 6 SUall year011
pHmaximum≤ 9 SUall year011
Oil & Greasedaily maximum≤ 15 mg/Lall year011
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year011
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year011
pHminimum≥ 6 SUall year012
pHmaximum≤ 9 SUall year012
Oil & Greasedaily maximum≤ 15 mg/Lall year012
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year012
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year012
pHminimum≥ 6 SUall year013
pHmaximum≤ 9 SUall year013
Oil & Greasedaily maximum≤ 15 mg/Lall year013
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year013
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year013
Chlorine, total residualdaily maximum≤ 2 mg/Lall year013
pHminimum≥ 6 SUall year014
pHmaximum≤ 9 SUall year014
Solids, total suspendeddaily maximum≤ 50 mg/Lall year014
Oil & Greasedaily maximum≤ 15 mg/Lall year014
Iron, total [as Fe]daily maximum≤ 4 mg/Lall year014
Carbon tetrachloridedaily maximum≤ .3 lb/dall year014
Chloroformdaily maximum≤ .5 lb/dall year014
Toluenedaily maximumreport only (lb/d)all year014
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year014
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year014
Carbon disulfidedaily maximumreport only (lb/d)all year014
Volatile fraction organics [EPA 624]daily maximum≤ 1 lb/dall year014
Xylene [mix of m+o+p]daily maximumreport only (lb/d)all year014
pHminimum≥ 6 SUall year015
pHmaximum≤ 9 SUall year015
Solids, total suspendeddaily maximum≤ 50 mg/Lall year015
Oil & Greasedaily maximum≤ 15 mg/Lall year015
Iron, total [as Fe]daily maximum≤ 4 mg/Lall year015
Carbon tetrachloridedaily maximum≤ .3 lb/dall year015
Chloroformdaily maximum≤ .5 lb/dall year015
Toluenedaily maximumreport only (lb/d)all year015
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year015
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year015
Carbon disulfidedaily maximumreport only (lb/d)all year015
Volatile fraction organics [EPA 624]daily maximum≤ 1 lb/dall year015
Xylene [mix of m+o+p]daily maximumreport only (lb/d)all year015
pHminimum≥ 6 SUall year019
pHmaximum≤ 9 SUall year019
Solids, total suspendeddaily maximum≤ 50 mg/Lall year019
Oil & Greasedaily maximum≤ 15 mg/Lall year019
Iron, total [as Fe]daily maximum≤ 4 mg/Lall year019
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year019
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year019
pHminimum≥ 6 SUall year022
pHmaximum≤ 9 SUall year022
Solids, total suspendeddaily maximum≤ 50 mg/Lall year022
Oil & Greasedaily maximum≤ 15 mg/Lall year022
Iron, total [as Fe]daily maximum≤ 4 mg/Lall year022
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year022
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year022
pHminimum≥ 6 SUall year023
pHmaximum≤ 9 SUall year023
Solids, total suspendeddaily maximum≤ 50 mg/Lall year023
Oil & Greasedaily maximum≤ 15 mg/Lall year023
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year023
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year023
pHminimum≥ 6 SUall year024
pHmaximum≤ 9 SUall year024
Solids, total suspendeddaily maximum≤ 50 mg/Lall year024
Oil & Greasedaily maximum≤ 15 mg/Lall year024
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year024
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year024
Flow ratedaily averagereport only (gal/d)all year025
Flow ratedaily maximumreport only (gal/d)all year025
pHminimum≥ 6 SUall year025
pHmaximum≤ 9 SUall year025
Solids, total suspendeddaily maximum≤ 50 mg/Lall year025
Oil & Greasedaily maximum≤ 15 mg/Lall year025
Flow ratedaily averagereport only (gal/d)all year026
Flow ratedaily maximumreport only (gal/d)all year026
pHminimum≥ 6 SUall year026
pHmaximum≤ 9 SUall year026
Solids, total suspendeddaily maximum≤ 50 mg/Lall year026
Oil & Greasedaily maximum≤ 15 mg/Lall year026
pHminimum≥ 6 SUall year027
pHmaximum≤ 9 SUall year027
Solids, total suspendeddaily maximum≤ 50 mg/Lall year027
Oil & Greasedaily maximum≤ 15 mg/Lall year027
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year027
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year027
pHminimum≥ 6 SUall year028
pHmaximum≤ 9 SUall year028
Solids, total suspendeddaily maximum≤ 50 mg/Lall year028
Oil & Greasedaily maximum≤ 15 mg/Lall year028
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year028
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year028
pHminimum≥ 6 SUall year029
pHmaximum≤ 9 SUall year029
Solids, total suspendeddaily maximum≤ 50 mg/Lall year029
Oil & Greasedaily maximum≤ 15 mg/Lall year029
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year029
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year029
pHminimum≥ 6 SUall year034
pHmaximum≤ 9 SUall year034
Solids, total suspendeddaily maximum≤ 50 mg/Lall year034
Oil & Greasedaily maximum≤ 15 mg/Lall year034
Carbon tetrachloridedaily maximum≤ .1 lb/dall year034
Chloroformdaily maximum≤ .2 lb/dall year034
Methylene chloridedaily maximumreport only (lb/d)all year034
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year034
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year034
Volatile fraction organics [EPA 624]daily maximum≤ .3 lb/dall year034
pHminimum≥ 6 SUall year035
pHmaximum≤ 9 SUall year035
Solids, total suspendeddaily maximum≤ 50 mg/Lall year035
Oil & Greasedaily maximum≤ 15 mg/Lall year035
Carbon tetrachloridedaily maximum≤ .1 lb/dall year035
Chloroformdaily maximum≤ .2 lb/dall year035
Methylene chloridedaily maximumreport only (lb/d)all year035
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year035
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year035
Volatile fraction organics [EPA 624]daily maximum≤ .3 lb/dall year035
pHminimum≥ 6 SUall year036
pHmaximum≤ 9 SUall year036
Oil & Greasedaily maximum≤ 15 mg/Lall year036
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year036
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year036
Chlorine, total residualdaily maximum≤ 2 mg/Lall year036
Flow ratedaily averagereport only (gal/d)all year037
Flow ratedaily maximumreport only (gal/d)all year037
pHminimum≥ 6 SUall year037
pHmaximum≤ 9 SUall year037
Solids, total suspendeddaily maximum≤ 50 mg/Lall year037
Oil & Greasedaily maximum≤ 15 mg/Lall year037
Flow ratedaily averagereport only (gal/d)all year222
Flow ratedaily maximumreport only (gal/d)all year222
pHminimum≥ 6 SUall year222
pHmaximum≤ 9 SUall year222
Oil & Greasedaily maximum≤ 15 mg/Lall year222
Methylene chloridedaily maximumreport only (lb/d)all year222
Volatile fraction organics [EPA 624]daily maximum≤ .2 lb/dall year222
Xylene [mix of m+o+p]daily maximumreport only (lb/d)all year222
Flow ratedaily averagereport only (gal/d)all year444
Flow ratedaily maximumreport only (gal/d)all year444
pHminimum≥ 6 SUall year444
pHmaximum≤ 9 SUall year444
Oil & Greasedaily maximum≤ 15 mg/Lall year444
Methylene chloridedaily maximumreport only (lb/d)all year444
Volatile fraction organics [EPA 624]daily maximum≤ .2 lb/dall year444
Xylene [mix of m+o+p]daily maximumreport only (lb/d)all year444

How strict are these limits?

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

Same industry: the 39 Electric Services permits in New York.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NY0000736 · MCP: https://passage-data.com/mcp