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US Gypsum Company

Paperboard Mills, major discharger, Oakfield, Town Of, New York. NPDES permit NY0001562 expired Apr 30, 2018; its limits still apply. Last 12 months: over a limit 3 times (last May 2026), 1 required value missing, 1 of 81 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 60 days after each period: outfall 001 form M monthly (28 values), outfall 001 form T quarterly (2 values), outfall 002 form M monthly (2 values), outfall 003 form M monthly (2 values), outfall 005 form M monthly (2 values), outfall SUM form M monthly (3 values), and 14 more forms
Last report on file
August 2026
Oct 2024 – Sep 2025
3 values over a limit, 4 required values missing, 4 of 87 reports late

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

Period endingParameterReportedLimitOver by
February 2026pH, minimum6.29 SU≥ 6.5 SU—
April 2026Oxygen, dissolved [DO], daily minimum6.68 mg/L≥ 7 mg/L5%
May 2026Solids, total suspended, daily maximum1095 lb/d≤ 992 lb/d10%

Limits in force (91)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year001
Temperature, water deg. fahrenheitdaily maximum≤ 90 deg Fall year001
Oxygen, dissolved [DO]daily minimum≥ 7 mg/Lall year001
Oxygen, dissolved [DO]monthly averagereport only (mg/L)all year001
Oxygen, dissolved [DO]daily maximumreport only (mg/L)all year001
BOD, 5-day, 20 deg. Cmonthly average≤ 298 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 596 lb/dall year001
pHminimum≥ 6.5 SUall year001
pHmaximum≤ 8.5 SUall year001
Solids, total suspendedmonthly average≤ 496 lb/dall year001
Solids, total suspendeddaily maximum≤ 992 lb/dall year001
Solids, settleablemonthly averagereport only (mL/L)all year001
Solids, settleabledaily maximum≤ .3 mL/Lall year001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year001
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year001
Copper, total [as Cu]daily maximum≤ .013 mg/Lall year001
Zinc, total [as Zn]daily maximum≤ .11 mg/Lall year001
Flow, in conduit or thru treatment plantdaily minimumreport only (MGD)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Toxicity [acute], Ceriodaphnia dubiamaximum≤ .3 tox acute (alert, not enforceable)all year001
Toxicity [chronic], Ceriodaphnia dubiamaximum≤ 1 tox chronic (alert, not enforceable)all year001
Phenols, chlorinatedmonthly average≤ 1 ug/Lall year001
Phenols, chlorinateddaily maximumreport only (ug/L)all year001
Phenolic compounds, unchlorinatedmonthly average≤ 5 ug/Lall year001
Phenolic compounds, unchlorinateddaily maximumreport only (ug/L)all year001
pHdaily minimumreport only (SU)all year002
pHdaily maximumreport only (SU)all year002
Solids, total suspendedmonthly averagereport only (mg/L)all year002
Solids, total suspendeddaily maximumreport only (mg/L)all year002
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year002
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year002
Flow, pump outmonthly averagereport only (MGD)all year002
Flow, pump outdaily maximumreport only (MGD)all year002
pHdaily minimumreport only (SU)all year003
pHdaily maximumreport only (SU)all year003
Solids, total suspendedmonthly averagereport only (mg/L)all year003
Solids, total suspendeddaily maximumreport only (mg/L)all year003
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year003
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year003
Flow, pump outmonthly averagereport only (MGD)all year003
Flow, pump outdaily maximumreport only (MGD)all year003
pHdaily minimumreport only (SU)all year005
pHdaily maximumreport only (SU)all year005
Solids, total suspendedmonthly averagereport only (mg/L)all year005
Solids, total suspendeddaily maximumreport only (mg/L)all year005
Sulfate, total [as SO4]monthly averagereport only (mg/L)all year005
Sulfate, total [as SO4]daily maximumreport only (mg/L)all year005
Flow, pump outmonthly averagereport only (MGD)all year005
Flow, pump outdaily maximumreport only (MGD)all year005
pHminimumreport only (SU)all year010
pHmaximumreport only (SU)all year010
Solids, total suspendedmaximum≤ 100 mg/L (alert, not enforceable)all year010
Nitrogen, total [as N]maximumreport only (mg/L) (alert, not enforceable)all year010
Nitrogen, Kjeldahl, total [as N]maximumreport only (mg/L) (alert, not enforceable)all year010
Phosphorus, total [as P]maximum≤ 2 mg/L (alert, not enforceable)all year010
Iron, total recoverablemaximum≤ 1 mg/L (alert, not enforceable)all year010
pHminimumreport only (SU)all year011
pHmaximumreport only (SU)all year011
Oil & Greasemaximum≤ 15 mg/L (alert, not enforceable)all year011
Toluenedaily maximum≤ 50 ug/Lall year011
Benzenedaily maximum≤ 10 ug/Lall year011
Ethylbenzenedaily maximum≤ 17 ug/Lall year011
Chemical Oxygen Demand [COD]maximum≤ 120 mg/L (alert, not enforceable)all year011
Xylene [mix of m+o+p]daily maximum≤ 50 ug/Lall year011
pHminimumreport only (SU)all year012
pHmaximumreport only (SU)all year012
Oil & Greasemaximum≤ 15 mg/L (alert, not enforceable)all year012
Toluenedaily maximum≤ 50 ug/Lall year012
Benzenedaily maximum≤ 10 ug/Lall year012
Ethylbenzenedaily maximum≤ 17 ug/Lall year012
Chemical Oxygen Demand [COD]maximum≤ 120 mg/L (alert, not enforceable)all year012
Xylene [mix of m+o+p]daily maximum≤ 50 ug/Lall year012
pHminimumreport only (SU)all year013
pHmaximumreport only (SU)all year013
Oil & Greasemaximum≤ 15 mg/L (alert, not enforceable)all year013
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year013
Iron, total [as Fe]daily maximum≤ 1 mg/Lall year013
Aluminum, total [as Al]daily maximum≤ .75 mg/Lall year013
Toluenedaily maximum≤ 50 ug/Lall year013
Benzenedaily maximum≤ 10 ug/Lall year013
Ethylbenzenedaily maximum≤ 17 ug/Lall year013
Chemical Oxygen Demand [COD]maximum≤ 120 mg/L (alert, not enforceable)all year013
Xylene [mix of m+o+p]daily maximum≤ 50 ug/Lall year013
Flow, in conduit or thru treatment plantdaily minimum≥ 3 MGDall yearSUM
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all yearSUM
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all yearSUM

How strict are these limits?

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

Same industry: the 22 Paper and Allied Products permits in New York.

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Your permit document is the final word. As JSON: /api/v1/permits/NY0001562 · MCP: https://passage-data.com/mcp