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Domtar Paper Co LLC - Hawesville

Pulp Mills, major discharger, Hawesville, Kentucky. NPDES permit KY0001716, in force until Aug 31, 2027. Last 12 months: over a limit once (last March 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form 1 monthly (12 values), outfall 001 form 2 quarterly (3 values), outfall 001A form 1 monthly (2 values), outfall 001B form 1 monthly (2 values), outfall 001A form 3 twice a year, outfall 001B form 3 twice a year
Renewal application due
Mar 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 44 reports late

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

Period endingParameterReportedLimitOver by
March 2026Toxicity, final conc toxicity units, maximum14.29 tox acute≤ 7.98 tox acute79%

Limits in force (51)

ParameterStatisticLimitMonthsOutfall
BOD, 5-day, 20 deg. Cmonthly average≤ 17105 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 32304 lb/dall year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 31898 lb/dall year001
Solids, total suspendeddaily maximum≤ 59733 lb/dall year001
Hardness, total [as CaCO3]monthly averagereport only (mg/L)all year001
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year001
Copper, total recoverablemonthly average≤ .452 mg/Lall year001
Copper, total recoverabledaily maximum≤ .452 mg/Lall 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, final conc toxicity unitsmaximum≤ 7.98 tox acuteall year001
Adsorbable organic halides [AOX]monthly average≤ 2395 lb/dall year001
Adsorbable organic halides [AOX]daily maximum≤ 3656 lb/dall year001
Chloroformmonthly average≤ 6.09 lb/dall year001A
Chloroformdaily maximum≤ 10.2 lb/dall year001A
3,4,5-Trichloroguaiacoldaily maximum< 2.5 ug/Lall year001A
2,4,6-Trichlorophenoldaily maximum< 2.5 ug/Lall year001A
2,3,7,8-Tetrachlorodibenzo-p-dioxindaily maximum< 10 pg/Lall year001A
2,3,7,8-Tetrachlorodibenzofurandaily maximum≤ 31.9 pg/Lall year001A
Pentachlorophenoldaily maximum< 5 ug/Lall year001A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001A
3,4,6-Trichloroguaiacoldaily maximum< 2.5 ug/Lall year001A
3,4,6-Trichlorocatecholdaily maximum< 5 ug/Lall year001A
3,4,5-Trichlorocatecholdaily maximum< 5 ug/Lall year001A
Tetrachlorocatecholdaily maximum< 5 ug/Lall year001A
Trichlorosyringoldaily maximum< 2.5 ug/Lall year001A
4,5,6-Trichloroguaiacoldaily maximum< 2.5 ug/Lall year001A
2,4,5-Trichlorophenoldaily maximum< 2.5 ug/Lall year001A
2,3,4,6-Tetrachlorophenoldaily maximum< 2.5 ug/Lall year001A
Tetrachloroguaiacol [4cg] in whole waterdaily maximum< 5 ug/Lall year001A
Chloroformmonthly average≤ 9.83 lb/dall year001B
Chloroformdaily maximum≤ 16.4 lb/dall year001B
3,4,5-Trichloroguaiacoldaily maximum< 2.5 ug/Lall year001B
2,4,6-Trichlorophenoldaily maximum< 2.5 ug/Lall year001B
2,3,7,8-Tetrachlorodibenzo-p-dioxindaily maximum< 10 pg/Lall year001B
2,3,7,8-Tetrachlorodibenzofurandaily maximum≤ 31.9 pg/Lall year001B
Pentachlorophenoldaily maximum< 5 ug/Lall year001B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001B
3,4,6-Trichloroguaiacoldaily maximum< 2.5 ug/Lall year001B
3,4,6-Trichlorocatecholdaily maximum< 5 ug/Lall year001B
3,4,5-Trichlorocatecholdaily maximum≤ 5 ug/Lall year001B
Tetrachlorocatecholdaily maximum< 5 ug/Lall year001B
Trichlorosyringoldaily maximum< 2.5 ug/Lall year001B
4,5,6-Trichloroguaiacoldaily maximum< 2.5 ug/Lall year001B
2,4,5-Trichlorophenoldaily maximum< 2.5 ug/Lall year001B
2,3,4,6-Tetrachlorophenoldaily maximum< 2.5 ug/Lall year001B
Tetrachloroguaiacol [4cg] in whole waterdaily maximum< 5 ug/Lall year001B

How strict are these limits?

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

Same industry: the 6 Paper and Allied Products permits in Kentucky.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/KY0001716 · MCP: https://passage-data.com/mcp