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Tompkins Cove Holdings, LLC

Electric And Other Services Combined, Tomkins Cove, New York. NPDES permit NY0166456 expired Jun 30, 2024; its limits still apply. Last 12 months: over a limit once (last August 2026), 12 of 24 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form M monthly (34 values), form V monthly (3 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 10 of 24 reports late

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

Period endingParameterReportedLimitOver by
August 2026BOD, 5-day, 20 deg. C, daily maximum130 mg/L≤ 45 mg/L189%

Limits in force (37)

ParameterStatisticLimitMonths
Flow ratedaily averagereport only (gal/d)all year
Flow ratedaily maximumreport only (gal/d)all year
BOD, 5-day, 20 deg. Cdaily averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendeddaily averagereport only (mg/L)all year
Solids, total suspendeddaily maximum≤ 50 mg/Lall year
Oil & Greasedaily averagereport only (mg/L)all year
Oil & Greasedaily maximum≤ 15 mg/Lall year
Arsenic, total [as As]daily averagereport only (mg/L)all year
Arsenic, total [as As]daily maximum≤ .1 mg/Lall year
Barium, total [as Ba]daily averagereport only (mg/L)all year
Barium, total [as Ba]daily maximum≤ .4 mg/Lall year
Cadmium, total [as Cd]daily maximum≤ .1 mg/L (alert, not enforceable)all year
Chromium, total [as Cr]daily averagereport only (mg/L)all year
Chromium, total [as Cr]daily maximum≤ .5 mg/Lall year
Copper, total [as Cu]daily averagereport only (mg/L)all year
Copper, total [as Cu]daily maximum≤ .5 mg/Lall year
Iron, total [as Fe]daily averagereport only (mg/L)all year
Iron, total [as Fe]daily maximum≤ 4 mg/Lall year
Lead, total [as Pb]daily averagereport only (mg/L)all year
Lead, total [as Pb]daily maximum≤ .4 mg/Lall year
Manganese, total [as Mn]daily averagereport only (mg/L)all year
Manganese, total [as Mn]daily maximum≤ 2 mg/Lall year
Nickel, total [as Ni]daily averagereport only (mg/L)all year
Nickel, total [as Ni]daily maximum≤ 1.3 mg/Lall year
Silver, total [as Ag]daily maximum≤ .1 mg/L (alert, not enforceable)all year
Vanadium, total [as V]daily averagereport only (mg/L)all year
Vanadium, total [as V]daily maximum≤ 6 mg/Lall year
Zinc, total [as Zn]daily averagereport only (mg/L)all year
Zinc, total [as Zn]daily maximum≤ .4 mg/Lall year
Aluminum, total [as Al]daily averagereport only (mg/L)all year
Aluminum, total [as Al]daily maximum≤ 4 mg/Lall year
Selenium, total [as Se]daily maximum≤ .3 mg/L (alert, not enforceable)all year
Coliform, fecal general30-day geometric mean≤ 200 #/100mLall year
Coliform, fecal general7-day geometric mean≤ 400 #/100mLall year

How strict are these limits?

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

Same industry: the 12 Electric And Other Services Combined 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/NY0166456 · MCP: https://passage-data.com/mcp