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Keymark Corporation

Aluminum Extruded Products, major discharger, Fonda, New York. NPDES permit NY0072451, in force until Jan 31, 2031. Last 12 months: over a limit once (last April 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form Q quarterly (2 values), outfall 001 form X monthly (26 values), outfall 002 form Q quarterly (6 values), outfall 002 form X monthly (22 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 6 of 24 reports late

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

Period endingParameterReportedLimitOver by
April 2026Chromium, total [as Cr], monthly average.353 lb/d≤ .27 lb/d31%

Limits in force (56)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. centigradedaily maximumreport only (deg C)all year001
Flow ratedaily maximumreport only (gal/d)all year001
pHdaily minimum≥ 7 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendeddaily maximumreport only (mg/L)all year001
Solids, total suspendedmonthly average≤ 29 lb/dall year001
Solids, total suspendeddaily maximum≤ 61 lb/dall year001
Oil & Greasedaily maximum≤ 15 mg/Lall year001
Oil & Greasemonthly average≤ 18 lb/dall year001
Oil & Greasedaily maximum≤ 30 lb/dall year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (lb/d)all year001
Cyanide, total [as CN]daily maximumreport only (ug/L)all year001
Cyanide, total [as CN]monthly average≤ .18 lb/dall year001
Cyanide, total [as CN]daily maximum≤ .44 lb/dall year001
Sulfite [as SO3]daily maximum≤ 20 mg/L (alert, not enforceable)all year001
Chromium, hexavalent [as Cr]daily maximumreport only (ug/L)all year001
Chromium, hexavalent [as Cr]daily maximum≤ .05 lb/dall year001
Chromium, total [as Cr]daily maximumreport only (ug/L)all year001
Chromium, total [as Cr]monthly average≤ .27 lb/dall year001
Chromium, total [as Cr]daily maximum≤ .66 lb/dall year001
Zinc, total [as Zn]daily maximumreport only (ug/L)all year001
Zinc, total [as Zn]monthly average≤ .91 lb/dall year001
Zinc, total [as Zn]daily maximum≤ 2.2 lb/dall year001
Aluminum, total [as Al]daily maximumreport only (ug/L)all year001
Aluminum, total [as Al]monthly average≤ 4.8 lb/dall year001
Aluminum, total [as Al]daily maximum≤ 10 lb/dall year001
Mercury, total [as Hg]daily maximum≤ 50 ng/Lall year001
Temperature, water deg. centigradedaily maximumreport only (deg C)all year002
Flow ratedaily maximumreport only (gal/d)all year002
pHdaily minimum≥ 7 SUall year002
pHdaily maximum≤ 9 SUall year002
Solids, total suspendeddaily maximumreport only (mg/L)all year002
Solids, total suspendedmonthly average≤ 30 lb/dall year002
Solids, total suspendeddaily maximum≤ 63 lb/dall year002
Oil & Greasedaily maximum≤ 15 mg/Lall year002
Oil & Greasemonthly average≤ 18 lb/dall year002
Oil & Greasedaily maximum≤ 31 lb/dall year002
Cyanide, total [as CN]daily maximumreport only (ug/L)all year002
Cyanide, total [as CN]monthly average≤ .19 lb/dall year002
Cyanide, total [as CN]daily maximum≤ .45 lb/dall year002
Fluoride, total [as F]daily maximumreport only (mg/L)all year002
Fluoride, total [as F]daily maximum≤ 29 lb/dall year002
Chromium, total [as Cr]daily maximumreport only (ug/L)all year002
Chromium, total [as Cr]monthly average≤ .28 lb/dall year002
Chromium, total [as Cr]daily maximum≤ .68 lb/dall year002
Nickel, total [as Ni]daily maximumreport only (ug/L)all year002
Nickel, total [as Ni]daily maximum≤ 5.45 lb/dall year002
Zinc, total [as Zn]daily maximumreport only (ug/L)all year002
Zinc, total [as Zn]monthly average≤ .94 lb/dall year002
Zinc, total [as Zn]daily maximum≤ 2.2 lb/dall year002
Aluminum, total [as Al]daily maximumreport only (ug/L)all year002
Aluminum, total [as Al]monthly average≤ 4.9 lb/dall year002
Aluminum, total [as Al]daily maximum≤ 9.9 lb/dall year002
Methylene chloridedaily maximum≤ .05 mg/Lall year002
Mercury, total [as Hg]daily maximumreport only (ng/L)all year002

How strict are these limits?

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

Same industry: the 19 Primary Metal Industries 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/NY0072451 · MCP: https://passage-data.com/mcp