EMPIRE STATE MINES LLC

NPDES permit NY0001791 · Major NON-POTW · effective, expires 2031-03-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
0of 23 forms filed late

Last period with anything received: 2026-08-31.

Reporting

Reports are due about 28 days after each monitoring period ends (the most common figure among NY permits in EPA's filings — check your permit).

Limits in force (60)

OutfallParameterStatisticLimitMonths
001Temperature, water deg. fahrenheitDAILY MX <= 90 deg F all year
001TurbidityDAILY MX report only all year
001pHDAILY MN >= 6 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspendedMO AVG <= 10 mg/L all year
001Solids, total suspendedDAILY MX <= 20 mg/L all year
001Solids, settleableDAILY MX <= .1 mL/L all year
001Oil & GreaseDAILY MX report only all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, ammonia total [as N]MO AVG report only all year
001Nitrogen, nitrite total [as N]DAILY MX report only all year
001Nitrogen, nitrite total [as N]DAILY MX report only all year
001Cyanide, free [amenable to chlorination]DAILY MX <= 5.2 ug/L all year
001Cyanide, free [amenable to chlorination]DAILY MX report only all year
001Cyanide, free [amenable to chlorination]DAILY MX <= .14 lb/d all year
001Cyanide, free [amenable to chlorination]DAILY MX report only all year
001Hardness, total [as CaCO3]DAILY MX report only all year
001Arsenic, total [as As]DAILY MX report only all year
001Beryllium, total [as Be]DAILY MX report only all year
001Cadmium, total [as Cd]DAILY MX <= 6.5 ug/L all year
001Cadmium, total [as Cd]DAILY MX <= .17 lb/d all year
001Copper, total [as Cu]DAILY MX <= 27 ug/L all year
001Copper, total [as Cu]DAILY MX <= .72 lb/d all year
001Iron, total [as Fe]DAILY MX <= 300 ug/L all year
001Lead, total [as Pb]DAILY MX <= 24 ug/L all year
001Lead, total [as Pb]DAILY MX <= .63 lb/d all year
001Manganese, total [as Mn]MO AVG <= 1000 ug/L all year
001Manganese, total [as Mn]DAILY MX <= 2000 ug/L all year
001Nickel, total [as Ni]DAILY MX report only all year
001Silver, total [as Ag]DAILY MX report only all year
001Zinc, total [as Zn]MO AVG report only all year
001Zinc, total [as Zn]DAILY MX <= 240 ug/L all year
001Zinc, total [as Zn]DAILY MX <= 900 ug/L all year
001Zinc, total [as Zn]DAILY MX <= 6.5 lb/d all year
001Zinc, total [as Zn]DAILY MX report only all year
001Antimony, total [as Sb]DAILY MX <= 1000 ug/L all year
001Aluminum, total [as Al]MO AVG <= 2000 ug/L all year
001Aluminum, total [as Al]DAILY MX <= 4000 ug/L all year
001Selenium, total [as Se]DAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Flow, in conduit or thru treatment plantMO AVG report only all year
001Flow, in conduit or thru treatment plantDAILY MX report only all year
001Toxicity [acute], Ceriodaphnia dubiaDAILY MX <= .3 tox acute (alert) all year
001Toxicity [chronic], Ceriodaphnia dubiaDAILY MX <= 1 tox chronic all year
001Toxicity [chronic], Ceriodaphnia dubiaDAILY MX <= 1 tox chronic (alert) all year
001Toxicity [acute], Pimephales promelas [Fathead Minnow]DAILY MX <= .3 tox acute (alert) all year
001Toxicity [chronic], Pimephales promelas [Fathead Minnow]DAILY MX <= 1 tox chronic all year
001Toxicity [chronic], Pimephales promelas [Fathead Minnow]DAILY MX <= 1 tox chronic (alert) all year
001Solids, total dissolvedDAILY MX report only all year
001Mercury, total [as Hg]ROLL AVG <= 7.6 ng/L all year
001Mercury, total [as Hg]DAILY MX <= 30 ng/L all year
001Chemical Oxygen Demand [COD]DAILY MX report only all year
01AOil & GreaseDAILY MX <= 15 mg/L all year
01ATolueneDAILY MX <= 20 ug/L all year
01ABenzeneDAILY MX <= 10 ug/L all year
01AEthylbenzeneDAILY MX <= 20 ug/L all year
01ANaphthaleneDAILY MX <= 20 ug/L all year
01AChemical Oxygen Demand [COD]DAILY MX <= 120 mg/L all year
01AXylene [mix of m+o+p]DAILY MX <= 20 ug/L 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