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Alkalies And Chlorine, major discharger, Niagara Falls, City Of, New York. NPDES permit NY0003336 expired Dec 31, 2020; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | daily average | report only (deg F) | all year | 003 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 95 deg F | all year | 003 |
| pH | minimum | ≥ 6 SU | all year | 003 |
| pH | maximum | ≤ 9.5 SU | all year | 003 |
| Solids, total suspended | daily average | ≤ 80 lb/d | all year | 003 |
| Solids, total suspended | daily maximum | ≤ 200 lb/d | all year | 003 |
| Carbon, tot organic [TOC] | daily average | report only (mg/L) | all year | 003 |
| Carbon, tot organic [TOC] | daily maximum | report only (mg/L) | all year | 003 |
| Cadmium, total [as Cd] | daily maximum | ≤ .5 lb/d (alert, not enforceable) | all year | 003 |
| Chromium, total [as Cr] | daily maximum | ≤ .5 lb/d (alert, not enforceable) | all year | 003 |
| Thallium, total [as Tl] | daily maximum | ≤ .5 lb/d (alert, not enforceable) | all year | 003 |
| Nickel, total [as Ni] | daily maximum | ≤ .6 lb/d (alert, not enforceable) | all year | 003 |
| Silver, total [as Ag] | daily maximum | ≤ .5 lb/d (alert, not enforceable) | all year | 003 |
| Total agg concentration #1 | daily average | report only (lb/d) | all year | 003 |
| Total agg concentration #1 | daily maximum | ≤ .0000337 lb/d | all year | 003 |
| Total agg concentration #2 | daily average | report only (lb/d) | all year | 003 |
| Total agg concentration #2 | daily maximum | ≤ .042 lb/d | all year | 003 |
| Dichlorobromomethane | daily maximum | ≤ .1 lb/d (alert, not enforceable) | all year | 003 |
| Carbon tetrachloride | daily average | report only (lb/d) | all year | 003 |
| Carbon tetrachloride | daily maximum | ≤ .042 lb/d | all year | 003 |
| Carbon tetrachloride | daily maximum | ≤ .5 lb/d (alert, not enforceable) | all year | 003 |
| Bromoform | daily maximum | ≤ .4 lb/d (alert, not enforceable) | all year | 003 |
| Chloroform | daily average | report only (lb/d) | all year | 003 |
| Chloroform | daily maximum | ≤ .042 lb/d | all year | 003 |
| Chloroform | daily maximum | ≤ .1 lb/d (alert, not enforceable) | all year | 003 |
| Toluene | daily average | report only (lb/d) | all year | 003 |
| Toluene | daily maximum | ≤ .042 lb/d | all year | 003 |
| Benzene | daily average | report only (lb/d) | all year | 003 |
| Benzene | daily maximum | ≤ .042 lb/d | all year | 003 |
| Benzene | daily maximum | ≤ .1 lb/d (alert, not enforceable) | all year | 003 |
| Chlorobenzene | daily average | report only (lb/d) | all year | 003 |
| Chlorobenzene | daily maximum | ≤ .042 lb/d | all year | 003 |
| Methylene chloride | daily maximum | ≤ 1 lb/d (alert, not enforceable) | all year | 003 |
| Tetrachloroethylene | daily average | report only (lb/d) | all year | 003 |
| Tetrachloroethylene | daily maximum | ≤ .042 lb/d | all year | 003 |
| 1,1,1-Trichloroethane | daily maximum | ≤ .1 lb/d (alert, not enforceable) | all year | 003 |
| 1,1,2,2-Tetrachloroethane | daily maximum | ≤ .5 lb/d (alert, not enforceable) | all year | 003 |
| trans-1,2-Dichloroethylene | daily average | report only (lb/d) | all year | 003 |
| trans-1,2-Dichloroethylene | daily maximum | ≤ .042 lb/d | all year | 003 |
| trans-1,2-Dichloroethylene | daily maximum | ≤ 1 lb/d (alert, not enforceable) | all year | 003 |
| Dechlorane plus | daily maximum | ≤ .4 lb/d (alert, not enforceable) | all year | 003 |
| Di[2-ethylhexyl] phthalate [DEHP] | daily maximum | ≤ .5 lb/d (alert, not enforceable) | all year | 003 |
| Di-n-butyl phthalate | daily maximum | ≤ .5 lb/d (alert, not enforceable) | all year | 003 |
| Chlorendic acid | daily maximum | ≤ .5 lb/d (alert, not enforceable) | all year | 003 |
| Vinyl chloride | daily maximum | ≤ .5 lb/d (alert, not enforceable) | all year | 003 |
| Trichloroethylene | daily average | report only (lb/d) | all year | 003 |
| Trichloroethylene | daily maximum | ≤ .042 lb/d | all year | 003 |
| Hexachlorobenzene | daily average | report only (lb/d) | all year | 003 |
| Hexachlorobenzene | daily maximum | ≤ .042 lb/d | all year | 003 |
| Hexachlorobutadiene | daily average | report only (lb/d) | all year | 003 |
| Hexachlorobutadiene | daily maximum | ≤ .042 lb/d | all year | 003 |
| Mirex | daily average | report only (ug/L) | all year | 003 |
| Mirex | daily maximum | ≤ .4 ug/L | all year | 003 |
| Phenols | daily average | report only (lb/d) | all year | 003 |
| Phenols | daily maximum | ≤ .168 lb/d | all year | 003 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| Chlorine, total residual | daily average | ≤ .5 mg/L | all year | 003 |
| Chlorine, total residual | daily maximum | report only (mg/L) | all year | 003 |
| Trichlorotoluene | daily maximum | report only (ug/L) | all year | 003 |
| Hexachlorocyclohexane, total | daily average | report only (lb/d) | all year | 003 |
| Hexachlorocyclohexane, total | daily maximum | ≤ .042 lb/d | all year | 003 |
| Octachlorocyclopentene | daily average | report only (lb/d) | all year | 003 |
| Octachlorocyclopentene | daily maximum | ≤ .042 lb/d | all year | 003 |
| Tetrachlorobenzene | daily average | report only (lb/d) | all year | 003 |
| Tetrachlorobenzene | daily maximum | ≤ .042 lb/d | all year | 003 |
| Monochlorotoluene | daily average | report only (lb/d) | all year | 003 |
| Monochlorotoluene | daily maximum | ≤ .042 lb/d | all year | 003 |
| Dichlorobenzene | daily average | report only (lb/d) | all year | 003 |
| Dichlorobenzene | daily maximum | ≤ .13 lb/d | all year | 003 |
| Trichlorobenzene | daily average | report only (lb/d) | all year | 003 |
| Trichlorobenzene | daily maximum | ≤ .042 lb/d | all year | 003 |
| Temperature, water deg. fahrenheit | daily average | report only (deg F) | all year | 004 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 95 deg F | all year | 004 |
| pH | minimum | ≥ 6 SU | all year | 004 |
| pH | maximum | ≤ 9 SU | all year | 004 |
| Carbon, tot organic [TOC] | daily average | report only (mg/L) | all year | 004 |
| Carbon, tot organic [TOC] | daily maximum | report only (mg/L) | all year | 004 |
| Cadmium, total [as Cd] | daily maximum | ≤ .5 lb/d (alert, not enforceable) | all year | 004 |
| Chromium, total [as Cr] | daily maximum | ≤ 1 lb/d (alert, not enforceable) | all year | 004 |
| Nickel, total [as Ni] | daily maximum | ≤ 1 lb/d (alert, not enforceable) | all year | 004 |
| Silver, total [as Ag] | daily maximum | ≤ 1 lb/d (alert, not enforceable) | all year | 004 |
| Dichlorobromomethane | daily maximum | ≤ .1 lb/d (alert, not enforceable) | all year | 004 |
| Carbon tetrachloride | daily maximum | ≤ .2 lb/d (alert, not enforceable) | all year | 004 |
| 1,2-Dichloroethane | daily maximum | ≤ .1 lb/d (alert, not enforceable) | all year | 004 |
| Bromoform | daily maximum | ≤ .1 lb/d (alert, not enforceable) | all year | 004 |
| Dibromochloromethane | daily maximum | ≤ .1 lb/d (alert, not enforceable) | all year | 004 |
| Chloroform | daily maximum | ≤ .5 lb/d (alert, not enforceable) | all year | 004 |
| Benzene | daily maximum | ≤ .2 lb/d (alert, not enforceable) | all year | 004 |
| Methylene chloride | daily maximum | ≤ .2 lb/d (alert, not enforceable) | all year | 004 |
| 1,2-Dichloropropane | daily maximum | ≤ .1 lb/d (alert, not enforceable) | all year | 004 |
| Dechlorane plus | daily maximum | report only (ug/L) | all year | 004 |
| Di[2-ethylhexyl] phthalate [DEHP] | daily maximum | ≤ .5 lb/d (alert, not enforceable) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 004 |
| Chlorine, total residual | daily average | ≤ .5 mg/L | all year | 004 |
| Chlorine, total residual | daily maximum | report only (mg/L) | all year | 004 |
| Trichlorotoluene | daily maximum | report only (ug/L) | all year | 004 |
| Temperature, water deg. fahrenheit | daily average | report only (deg F) | all year | 005 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 95 deg F | all year | 005 |
| pH | minimum | ≥ 6 SU | all year | 005 |
| pH | maximum | ≤ 9 SU | all year | 005 |
| Carbon, tot organic [TOC] | daily average | report only (mg/L) | all year | 005 |
| Carbon, tot organic [TOC] | daily maximum | report only (mg/L) | all year | 005 |
| Cadmium, total [as Cd] | daily maximum | ≤ .2 lb/d (alert, not enforceable) | all year | 005 |
| Chromium, total [as Cr] | daily maximum | ≤ .5 lb/d (alert, not enforceable) | all year | 005 |
| Nickel, total [as Ni] | daily maximum | ≤ .5 lb/d (alert, not enforceable) | all year | 005 |
| Dichlorobromomethane | daily maximum | ≤ .2 lb/d (alert, not enforceable) | all year | 005 |
| Chloroform | daily maximum | ≤ 1.5 lb/d (alert, not enforceable) | all year | 005 |
| Benzene | daily maximum | ≤ 1 lb/d (alert, not enforceable) | all year | 005 |
| Methylene chloride | daily maximum | ≤ .5 lb/d (alert, not enforceable) | all year | 005 |
| Dechlorane plus | daily maximum | report only (ug/L) | all year | 005 |
| Di[2-ethylhexyl] phthalate [DEHP] | daily maximum | ≤ 1 lb/d (alert, not enforceable) | all year | 005 |
| Di-n-butyl phthalate | daily maximum | ≤ 1 lb/d (alert, not enforceable) | all year | 005 |
| Heptachlor epoxide | daily maximum | ≤ .1 lb/d (alert, not enforceable) | all year | 005 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 005 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 005 |
| Chlorine, total residual | daily average | ≤ .5 mg/L | all year | 005 |
| Chlorine, total residual | daily maximum | report only (mg/L) | all year | 005 |
| Trichlorotoluene | daily maximum | report only (ug/L) | all year | 005 |
| Flow rate | daily average | report only (gal/d) | all year | 006 |
| Flow rate | daily maximum | report only (gal/d) | all year | 006 |
| Oil & Grease | daily average | report only (mg/L) | all year | 006 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 006 |
| 1,1,2,2-Tetrachloroethane | daily maximum | ≤ .002 lb/d (alert, not enforceable) | all year | 006 |
| pH | minimum | ≥ 6 SU | all year | 007 |
| pH | maximum | ≤ 9 SU | all year | 007 |
| Solids, total suspended | daily average | ≤ 280 lb/d | all year | 007 |
| Solids, total suspended | daily maximum | ≤ 720 lb/d | all year | 007 |
| Chromium, total [as Cr] | daily maximum | ≤ .15 lb/d (alert, not enforceable) | all year | 007 |
| Silver, total [as Ag] | daily maximum | ≤ .15 lb/d (alert, not enforceable) | all year | 007 |
| Antimony, total [as Sb] | daily maximum | ≤ .43 lb/d (alert, not enforceable) | all year | 007 |
| Total agg concentration #3 | daily average | report only (lb/d) | all year | 007 |
| Total agg concentration #3 | daily maximum | ≤ .00012 lb/d | all year | 007 |
| Dichlorobromomethane | daily average | report only (lb/d) | all year | 007 |
| Dichlorobromomethane | daily maximum | ≤ .15 lb/d | all year | 007 |
| Carbon tetrachloride | daily average | report only (lb/d) | all year | 007 |
| Carbon tetrachloride | daily maximum | ≤ .15 lb/d | all year | 007 |
| 1,2-Dichloroethane | daily average | report only (lb/d) | all year | 007 |
| 1,2-Dichloroethane | daily maximum | ≤ .15 lb/d | all year | 007 |
| Chloroform | daily average | report only (lb/d) | all year | 007 |
| Chloroform | daily maximum | ≤ .15 lb/d | all year | 007 |
| Toluene | daily average | report only (lb/d) | all year | 007 |
| Toluene | daily maximum | ≤ .15 lb/d | all year | 007 |
| Benzene | daily average | report only (lb/d) | all year | 007 |
| Benzene | daily maximum | ≤ .15 lb/d | all year | 007 |
| Monochlorobenzenes | daily average | report only (lb/d) | all year | 007 |
| Monochlorobenzenes | daily maximum | ≤ .15 lb/d | all year | 007 |
| Benzo[k]fluoranthene | daily maximum | ≤ .07 lb/d (alert, not enforceable) | all year | 007 |
| Benzo[a]pyrene | daily maximum | ≤ .07 lb/d (alert, not enforceable) | all year | 007 |
| Bis[2-chloroethoxy]methane | daily maximum | ≤ .07 lb/d (alert, not enforceable) | all year | 007 |
| Chrysene | daily maximum | ≤ .07 lb/d (alert, not enforceable) | all year | 007 |
| Ethylbenzene | daily average | report only (lb/d) | all year | 007 |
| Ethylbenzene | daily maximum | ≤ .15 lb/d | all year | 007 |
| Fluoranthene | daily maximum | ≤ .07 lb/d (alert, not enforceable) | all year | 007 |
| Hexachlorocyclopentadiene | daily average | report only (lb/d) | all year | 007 |
| Hexachlorocyclopentadiene | daily maximum | ≤ .15 lb/d | all year | 007 |
| Hexachloroethane | daily maximum | ≤ .07 lb/d (alert, not enforceable) | all year | 007 |
| Indeno[1,2,3-cd]pyrene | daily maximum | ≤ .07 lb/d (alert, not enforceable) | all year | 007 |
| Phenanthrene | daily maximum | ≤ .07 lb/d (alert, not enforceable) | all year | 007 |
| Pyrene | daily maximum | ≤ .07 lb/d (alert, not enforceable) | all year | 007 |
| Tetrachloroethylene | daily average | report only (lb/d) | all year | 007 |
| Tetrachloroethylene | daily maximum | ≤ .15 lb/d | all year | 007 |
| 1,1-Dichloroethane | daily average | report only (lb/d) | all year | 007 |
| 1,1-Dichloroethane | daily maximum | ≤ .15 lb/d | all year | 007 |
| 1,1-Dichloroethylene | daily average | report only (lb/d) | all year | 007 |
| 1,1-Dichloroethylene | daily maximum | ≤ .15 lb/d | all year | 007 |
| Benzo[ghi]perylene | daily maximum | ≤ .07 lb/d (alert, not enforceable) | all year | 007 |
| trans-1,2-Dichloroethylene | daily average | report only (lb/d) | all year | 007 |
| trans-1,2-Dichloroethylene | daily maximum | ≤ .15 lb/d | all year | 007 |
| Dibenz[a,h]anthracene | daily maximum | ≤ .07 lb/d (alert, not enforceable) | all year | 007 |
| 2,4-Dichlorophenol | daily maximum | ≤ .15 lb/d (alert, not enforceable) | all year | 007 |
| 2,4-Dinitrotoluene | daily maximum | ≤ .15 lb/d (alert, not enforceable) | all year | 007 |
| 2,6-Dinitrotoluene | daily maximum | ≤ .07 lb/d (alert, not enforceable) | all year | 007 |
| Naphthalene | daily maximum | ≤ .15 lb/d (alert, not enforceable) | all year | 007 |
| Di[2-ethylhexyl] phthalate [DEHP] | daily maximum | ≤ .43 lb/d (alert, not enforceable) | all year | 007 |
| Di-n-butyl phthalate | daily maximum | ≤ .15 lb/d (alert, not enforceable) | all year | 007 |
| Vinyl chloride | daily average | report only (lb/d) | all year | 007 |
| Vinyl chloride | daily maximum | ≤ .15 lb/d | all year | 007 |
| Trichloroethylene | daily average | report only (lb/d) | all year | 007 |
| Trichloroethylene | daily maximum | ≤ .15 lb/d | all year | 007 |
| Hexachlorobenzene | daily maximum | ≤ .15 lb/d (alert, not enforceable) | all year | 007 |
| Hexachlorobutadiene | daily maximum | ≤ .15 lb/d (alert, not enforceable) | all year | 007 |
| Phenols | daily average | report only (lb/d) | all year | 007 |
| Phenols | daily maximum | ≤ .6 lb/d | all year | 007 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 007 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 007 |
| Hexachlorocyclohexane, total | daily average | report only (lb/d) | all year | 007 |
| Hexachlorocyclohexane, total | daily maximum | ≤ .15 lb/d | all year | 007 |
| Monochlorobenzyl trifluoride | daily average | report only (lb/d) | all year | 007 |
| Monochlorobenzyl trifluoride | daily maximum | ≤ .15 lb/d | all year | 007 |
| Dichlorobenzyl trifluoride | daily average | report only (lb/d) | all year | 007 |
| Dichlorobenzyl trifluoride | daily maximum | ≤ .15 lb/d | all year | 007 |
| Monochlorotoluene | daily average | report only (lb/d) | all year | 007 |
| Monochlorotoluene | daily maximum | ≤ .15 lb/d | all year | 007 |
| 3,4-Benzofluoranthene | daily maximum | ≤ .07 lb/d (alert, not enforceable) | all year | 007 |
| Dichlorobenzene | daily average | report only (lb/d) | all year | 007 |
| Dichlorobenzene | daily maximum | ≤ .46 lb/d | all year | 007 |
| Trichlorobenzene | daily average | report only (lb/d) | all year | 007 |
| Trichlorobenzene | daily maximum | ≤ .15 lb/d | all year | 007 |
| Arsenic, total [as As] | daily average | ≤ 4 lb/d | all year | SUM |
| Arsenic, total [as As] | daily maximum | report only (lb/d) | all year | SUM |
| Copper, total [as Cu] | daily average | ≤ 4 lb/d | all year | SUM |
| Copper, total [as Cu] | daily maximum | report only (lb/d) | all year | SUM |
| Lead, total [as Pb] | daily average | ≤ 3 lb/d | all year | SUM |
| Lead, total [as Pb] | daily maximum | report only (lb/d) | all year | SUM |
| Zinc, total [as Zn] | daily average | ≤ 9 lb/d | all year | SUM |
| Zinc, total [as Zn] | daily maximum | report only (lb/d) | all year | SUM |
| Selenium, total [as Se] | daily average | ≤ 7 lb/d | all year | SUM |
| Selenium, total [as Se] | daily maximum | report only (lb/d) | all year | SUM |
| Total agg concentration #1 | daily average | report only (lb/d) | all year | SUM |
| Total agg concentration #1 | daily maximum | ≤ 74 lb/d | all year | SUM |
| Phenolics, total recoverable | daily average | ≤ 19.5 lb/d | all year | SUM |
| Phenolics, total recoverable | daily maximum | report only (lb/d) | all year | SUM |
| Toluene | daily average | report only (lb/d) | all year | SUM |
| Toluene | daily maximum | ≤ 9 lb/d | all year | SUM |
| Monochlorobenzenes | daily average | report only (lb/d) | all year | SUM |
| Monochlorobenzenes | daily maximum | ≤ 4 lb/d | all year | SUM |
| Hexachlorocyclopentadiene | daily average | report only (lb/d) | all year | SUM |
| Hexachlorocyclopentadiene | daily maximum | ≤ 1 lb/d | all year | SUM |
| Tetrachloroethylene | daily average | report only (lb/d) | all year | SUM |
| Tetrachloroethylene | daily maximum | ≤ 5 lb/d | all year | SUM |
| Trichloroethylene | daily average | report only (lb/d) | all year | SUM |
| Trichloroethylene | daily maximum | ≤ 15 lb/d | all year | SUM |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | SUM |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | SUM |
| Hexachlorocyclohexane, total | daily average | report only (lb/d) | all year | SUM |
| Hexachlorocyclohexane, total | daily maximum | ≤ .26 lb/d | all year | SUM |
| Dichlorotoluene | daily average | report only (lb/d) | all year | SUM |
| Dichlorotoluene | daily maximum | ≤ 8 lb/d | all year | SUM |
| Tetrachlorobenzene | daily average | report only (lb/d) | all year | SUM |
| Tetrachlorobenzene | daily maximum | ≤ 8 lb/d | all year | SUM |
| Monochlorobenzyl trifluoride | daily average | report only (lb/d) | all year | SUM |
| Monochlorobenzyl trifluoride | daily maximum | ≤ 10 lb/d | all year | SUM |
| Dichlorobenzyl trifluoride | daily average | report only (lb/d) | all year | SUM |
| Dichlorobenzyl trifluoride | daily maximum | ≤ 3 lb/d | all year | SUM |
| Monochlorotoluene | daily average | report only (lb/d) | all year | SUM |
| Monochlorotoluene | daily maximum | ≤ 30 lb/d | all year | SUM |
| Dichlorobenzene | daily average | report only (lb/d) | all year | SUM |
| Dichlorobenzene | daily maximum | ≤ 4 lb/d | all year | SUM |
| Trichlorobenzene | daily average | report only (lb/d) | all year | SUM |
| Trichlorobenzene | daily maximum | ≤ 9 lb/d | all year | SUM |
Cited limits by parameter: New York's rules and the federal ones.
Same industry: the 31 Chemicals and Allied Products permits in New York.
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Your permit document is the final word. As JSON: /api/v1/permits/NY0003336 · MCP: https://passage-data.com/mcp