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Dunn Paper - Natural Dam LLC

Paper Mills, major discharger, Gouverneur, New York. NPDES permit NY0000191, in force until Dec 31, 2030. Last 12 months: over a limit 12 times (last August 2026), 1 required value missing, 1 of 28 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form E quarterly (40 values), form M monthly (22 values), form T monthly (4 values), form S twice a year
Last report on file
September 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 1 of 32 reports late

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

Period endingParameterReportedLimitOver by
February 2026BOD, 5-day, 20 deg. C, monthly average1331.5 lb/d≤ 1300 lb/d2%
March 2026BOD, 5-day, 20 deg. C, monthly average1402.2 lb/d≤ 1300 lb/d8%
April 2026Toxicity [acute], Ceriodaphnia dubia, daily maximum> 20 tox acute≤ 12 tox acute—
April 2026Toxicity [chronic], Ceriodaphnia dubia, daily maximum80 tox chronic≤ 54 tox chronic48%
May 2026Toxicity [acute], Ceriodaphnia dubia, daily maximum17.4 tox acute≤ 12 tox acute45%
May 2026Toxicity [acute], Pimephales promelas [Fathead Minnow], daily maximum16 tox acute≤ 12 tox acute33%
May 2026Toxicity [chronic], Ceriodaphnia dubia, daily maximum79.4 tox chronic≤ 54 tox chronic47%
May 2026Toxicity [chronic], Pimephales promelas [Fathead Minnow], daily maximum80 tox chronic≤ 54 tox chronic48%
July 2026Toxicity [acute], Ceriodaphnia dubia, daily maximum17.4 tox acute≤ 12 tox acute45%
July 2026Toxicity [chronic], Ceriodaphnia dubia, daily maximum76.3 tox chronic≤ 54 tox chronic41%
August 2026Toxicity [acute], Ceriodaphnia dubia, daily maximum13.2 tox acute≤ 12 tox acute10%
August 2026Toxicity [chronic], Ceriodaphnia dubia, daily maximum78.1 tox chronic≤ 54 tox chronic45%

Limits in force (78)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheitmonthly averagereport only (deg F)all year
Temperature, water deg. fahrenheitdaily maximum≤ 105 deg Fall year
Flow ratemonthly averagereport only (MGD)all year
Flow ratedaily maximumreport only (MGD)all year
Color [PT-CO units]daily maximumreport only (col unit (pc))all year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year
BOD, 5-day, 20 deg. Cmonthly average≤ 1300 lb/dall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 2400 lb/dall year
pHdaily minimum≥ 5 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendeddaily maximumreport only (mg/L)all year
Solids, total suspendedmonthly average≤ 1100 lb/dall year
Solids, total suspendeddaily maximum≤ 2200 lb/dall year
Solids, settleablemonthly average≤ .2 mL/Lall year
Solids, settleabledaily maximumreport only (mL/L)all year
Copper, total [as Cu]monthly averagereport only (mg/L)all year
Copper, total [as Cu]daily maximumreport only (mg/L)all year
Copper, total [as Cu]monthly averagereport only (lb/d)all year
Copper, total [as Cu]daily maximum≤ 2 lb/dall year
Zinc, total [as Zn]monthly averagereport only (mg/L)all year
Zinc, total [as Zn]daily maximumreport only (mg/L)all year
Zinc, total [as Zn]monthly averagereport only (lb/d)all year
Zinc, total [as Zn]daily maximum≤ 11 lb/dall year
Aluminum, total [as Al]monthly average≤ 2 mg/Lall year
Aluminum, total [as Al]daily maximum≤ 4 mg/Lall year
Aluminum, total [as Al]monthly average≤ 25 lb/dall year
Aluminum, total [as Al]daily maximum≤ 50 lb/dall year
Chlorine, total residualmonthly averagereport only (mg/L)all year
Chlorine, total residualdaily maximum≤ .094 mg/Lall year
Chlorine, total residualmonthly averagereport only (lb/d)all year
Chlorine, total residualdaily maximum≤ 1.2 lb/dall year
Perfluorooctanoic acid (PFOA)daily maximum≤ 6.7 ng/L (alert, not enforceable)all year
Perfluorobutanoic acid (PFBA)daily maximumreport only (ng/L)all year
Perfluorooctanesulfonamide (PFOSA)daily maximumreport only (ng/L)all year
Perfluoropentanoic acid (PFPeA)daily maximumreport only (ng/L)all year
Perfluorohexanoic acid (PFHxA)daily maximumreport only (ng/L)all year
Perfluoroheptanoic acid (PFHpA)daily maximumreport only (ng/L)all year
Perfluorononanoic acid (PFNA)daily maximumreport only (ng/L)all year
Perfluorodecanoic acid (PFDA)daily maximumreport only (ng/L)all year
Perfluoroundecanoic acid (PFUnA)daily maximumreport only (ng/L)all year
Perfluorododecanoic acid (PFDoA)daily maximumreport only (ng/L)all year
Perfluorotridecanoic acid (PFTrDA)daily maximumreport only (ng/L)all year
Perfluorotetradecanoic acid (PFTeDA)daily maximumreport only (ng/L)all year
N-ethyl perfluorooctanesulfonamidoethanol (NEtFOSE)daily maximumreport only (ng/L)all year
N-methyl perfluorooctanesulfonamidoethanol (NMeFOSE)daily maximumreport only (ng/L)all year
N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)daily maximumreport only (ng/L)all year
N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)daily maximumreport only (ng/L)all year
Perfluorobutanesulfonic acid (PFBS)daily maximumreport only (ng/L)all year
Perfluorodecanesulfonic acid (PFDS)daily maximumreport only (ng/L)all year
Perfluoroheptanesulfonic acid (PFHpS)daily maximumreport only (ng/L)all year
Perfluorohexanesulfonic acid (PFHxS)daily maximumreport only (ng/L)all year
Perfluorooctanesulfonic acid (PFOS)daily maximum≤ 2.7 ng/L (alert, not enforceable)all year
1H,1H,2H,2H-Perfluorohexane sulfonic acid (4:2 FTS)daily maximumreport only (ng/L)all year
1H,1H,2H,2H-Perfluorooctane sulfonic acid (6:2 FTS)daily maximumreport only (ng/L)all year
1H,1H, 2H, 2H-Perfluorodecane sulfonic acid (8:2 FTS)daily maximumreport only (ng/L)all year
Perfluoropentanesulfonic acid (PFPeS)daily maximumreport only (ng/L)all year
Perfluorononanesulfonic acid (PFNS)daily maximumreport only (ng/L)all year
Hexafluoropropylene oxide dimer acid (HFPO-DA)daily maximumreport only (ng/L)all year
Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)daily maximumreport only (ng/L)all year
Perfluoro(2-ethoxyethane)sulfonic acid (PFEESA)daily maximumreport only (ng/L)all year
Perfluorododecanesulfonic acid (PFDoS)daily maximumreport only (ng/L)all year
4,8-Dioxa-3H-perfluorononanoic acid (ADONA)daily maximumreport only (ng/L)all year
N-methyl perfluorooctanesulfonamide (NMeFOSA)daily maximumreport only (ng/L)all year
N-ethyl perfluorooctanesulfonamide (NEtFOSA)daily maximumreport only (ng/L)all year
Toxicity [acute], Ceriodaphnia dubiadaily maximum≤ 12 tox acuteall year
Toxicity [chronic], Ceriodaphnia dubiadaily maximum≤ 54 tox chronicall year
Toxicity [acute], Pimephales promelas [Fathead Minnow]daily maximum≤ 12 tox acuteall year
Toxicity [chronic], Pimephales promelas [Fathead Minnow]daily maximum≤ 54 tox chronicall year
Mercury, total [as Hg]daily maximum≤ 50 ng/Lall year
3-Perfluoropropyl propanoic acid (3:3 FTCA)daily maximumreport only (ng/L)all year
Perfluoro-3-methoxypropanoic acid (PFMPA)daily maximumreport only (ng/L)all year
9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS)daily maximumreport only (ng/L)all year
11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)daily maximumreport only (ng/L)all year
3-Perfluoroheptyl propanoic acid (7:3 FTCA)daily maximumreport only (ng/L)all year
Perfluoro-4-methoxybutanoic acid (PFMBA)daily maximumreport only (ng/L)all year
2H,2H,3H,3H-Perfluorooctanoic acid (5:3 FTCA)daily maximumreport only (ng/L)all year

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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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/NY0000191 · MCP: https://passage-data.com/mcp