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Westrock Texas, LP

Paperboard Mills, major discharger, Evadale, Texas. NPDES permit TX0003891, in force until Dec 16, 2026. Last 12 months: over a limit 3 times (last February 2026), 2 of 64 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (10 values), outfall 002 form A monthly (6 values), outfall 002 form Q quarterly (3 values), outfall 101 form A monthly (2 values), outfall 201 form A monthly (2 values), outfall 001 form S twice a year, and 6 more forms
Renewal application due
Jun 19, 2026 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
4 values over a limit, 2 required values missing, 1 of 64 reports late

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

Period endingParameterReportedLimitOver by
October 2025Enterococci, daily average> 610 CFU/100mL≤ 35 CFU/100mL—
October 2025Enterococci, daily maximum> 610 CFU/100mL≤ 104 CFU/100mL—
February 2026Enterococci, daily average80 CFU/100mL≤ 35 CFU/100mL129%

Limits in force (115)

ParameterStatisticLimitMonthsOutfall
BOD, 5-day, 20 deg. Cdaily average≤ 10585 lb/dJun–Aug001
BOD, 5-day, 20 deg. Cdaily average≤ 14227 lb/dJan, Feb, Mar, Apr, May, Sep, Oct, Nov, Dec001
BOD, 5-day, 20 deg. Cdaily maximum≤ 21171 lb/dJun–Aug001
BOD, 5-day, 20 deg. Cdaily maximum≤ 25500 lb/dJan, Feb, Mar, Apr, May, Sep, Oct, Nov, Dec001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendeddaily average≤ 22440 lb/dall year001
Solids, total suspendeddaily maximum≤ 36720 lb/dall year001
Flow, in conduit or thru treatment plantdaily average≤ 65 MGDall year001
Flow, in conduit or thru treatment plantdaily maximum≤ 75 MGDall year001
Enterococcidaily average≤ 35 CFU/100mLall year001
Enterococcidaily maximum≤ 104 CFU/100mLall year001
Adsorbable organic halides [AOX]daily average≤ 3022 lb/dall year001
Adsorbable organic halides [AOX]daily maximum≤ 4613 lb/dall year001
TCDD equivalentsdaily average≤ 1.82 pg/Lall year001
TCDD equivalentsdaily maximum≤ 3.84 pg/Lall year001
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
Oil & Greasedaily maximum≤ 15 mg/Lall year002
Carbon, tot organic [TOC]daily maximum≤ 70 mg/Lall year002
Aluminum, total [as Al]daily maximumreport only (mg/L)all year002
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
E. colidaily averagereport only (CFU/100mL)all year002
E. colidaily maximumreport only (CFU/100mL)all year002
2,3,7,8-TCDF, sed.daily averagereport only (pg/L)all year101
2,3,7,8-TCDF, sed.daily maximum< 31.9 pg/Lall year101
Chloroformdaily average≤ 12 lb/dall year101
Chloroformdaily maximum≤ 20 lb/dall year101
3,4,5-Trichloroguaiacoldaily averagereport only (mg/L)all year101
3,4,5-Trichloroguaiacoldaily maximum< .0025 mg/Lall year101
2,4,6-Trichlorophenoldaily averagereport only (mg/L)all year101
2,4,6-Trichlorophenoldaily maximum< .0025 mg/Lall year101
2,3,7,8-Tetrachlorodibenzo-p-dioxindaily averagereport only (pg/L)all year101
2,3,7,8-Tetrachlorodibenzo-p-dioxindaily maximum< 10 pg/Lall year101
Pentachlorophenoldaily averagereport only (mg/L)all year101
Pentachlorophenoldaily maximum< .005 mg/Lall year101
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year101
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year101
3,4,6-Trichloroguaiacoldaily averagereport only (mg/L)all year101
3,4,6-Trichloroguaiacoldaily maximum< .0025 mg/Lall year101
3,4,6-Trichlorocatecholdaily averagereport only (mg/L)all year101
3,4,6-Trichlorocatecholdaily maximum< .005 mg/Lall year101
3,4,5-Trichlorocatecholdaily averagereport only (mg/L)all year101
3,4,5-Trichlorocatecholdaily maximum< .005 mg/Lall year101
Tetrachloroguaiacoldaily averagereport only (mg/L)all year101
Tetrachloroguaiacoldaily maximum< .005 mg/Lall year101
Tetrachlorocatecholdaily averagereport only (mg/L)all year101
Tetrachlorocatecholdaily maximum< .005 mg/Lall year101
Trichlorosyringoldaily averagereport only (mg/L)all year101
Trichlorosyringoldaily maximum< .0025 mg/Lall year101
4,5,6-Trichloroguaiacoldaily averagereport only (mg/L)all year101
4,5,6-Trichloroguaiacoldaily maximum< .0025 mg/Lall year101
2,4,5-Trichlorophenoldaily averagereport only (mg/L)all year101
2,4,5-Trichlorophenoldaily maximum< .0025 mg/Lall year101
2,3,4,6-Tetrachlorophenoldaily averagereport only (mg/L)all year101
2,3,4,6-Tetrachlorophenoldaily maximum< .0025 mg/Lall year101
2,3,7,8-TCDF, sed.daily averagereport only (pg/L)all year201
2,3,7,8-TCDF, sed.daily maximum< 31.9 pg/Lall year201
Chloroformdaily average≤ 14 lb/dall year201
Chloroformdaily maximum≤ 23 lb/dall year201
3,4,5-Trichloroguaiacoldaily averagereport only (mg/L)all year201
3,4,5-Trichloroguaiacoldaily maximum< .0025 mg/Lall year201
2,4,6-Trichlorophenoldaily averagereport only (mg/L)all year201
2,4,6-Trichlorophenoldaily maximum< .0025 mg/Lall year201
2,3,7,8-Tetrachlorodibenzo-p-dioxindaily averagereport only (pg/L)all year201
2,3,7,8-Tetrachlorodibenzo-p-dioxindaily maximum< 10 pg/Lall year201
Pentachlorophenoldaily averagereport only (mg/L)all year201
Pentachlorophenoldaily maximum< .005 mg/Lall year201
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year201
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year201
3,4,6-Trichloroguaiacoldaily averagereport only (mg/L)all year201
3,4,6-Trichloroguaiacoldaily maximum< .0025 mg/Lall year201
3,4,6-Trichlorocatecholdaily averagereport only (mg/L)all year201
3,4,6-Trichlorocatecholdaily maximum< .005 mg/Lall year201
3,4,5-Trichlorocatecholdaily averagereport only (mg/L)all year201
3,4,5-Trichlorocatecholdaily maximum< .005 mg/Lall year201
Tetrachloroguaiacoldaily averagereport only (mg/L)all year201
Tetrachloroguaiacoldaily maximum< .005 mg/Lall year201
Tetrachlorocatecholdaily averagereport only (mg/L)all year201
Tetrachlorocatecholdaily maximum< .005 mg/Lall year201
Trichlorosyringoldaily averagereport only (mg/L)all year201
Trichlorosyringoldaily maximum< .0025 mg/Lall year201
4,5,6-Trichloroguaiacoldaily averagereport only (mg/L)all year201
4,5,6-Trichloroguaiacoldaily maximum< .0025 mg/Lall year201
2,4,5-Trichlorophenoldaily averagereport only (mg/L)all year201
2,4,5-Trichlorophenoldaily maximum< .0025 mg/Lall year201
2,3,4,6-Tetrachlorophenoldaily averagereport only (mg/L)all year201
2,3,4,6-Tetrachlorophenoldaily maximum< .0025 mg/Lall year201
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)7-day minimumreport only (pass=0;fail=1)all yearTX1
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)monthly average minimumreport only (pass=0;fail=1)all yearTX1
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidia7-day minimumreport only (pass=0;fail=1)all yearTX1
Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidiamonthly average minimumreport only (pass=0;fail=1)all yearTX1
NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7-day minimumreport only (%)all yearTX1
NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)monthly average minimumreport only (%)all yearTX1
NOEC Lethal Static Renewal 7 Day Chronic Menidia menidia7-day minimumreport only (%)all yearTX1
NOEC Lethal Static Renewal 7 Day Chronic Menidia menidiamonthly average minimumreport only (%)all yearTX1
NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7-day minimumreport only (%)all yearTX1
NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)monthly average minimumreport only (%)all yearTX1
NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia7-day minimumreport only (%)all yearTX1
NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidiamonthly average minimumreport only (%)all yearTX1
Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7-day minimumreport only (pass=0;fail=1)all yearTX1
Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)monthly average minimumreport only (pass=0;fail=1)all yearTX1
Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia7-day minimumreport only (pass=0;fail=1)all yearTX1
Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidiamonthly average minimumreport only (pass=0;fail=1)all yearTX1
LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)7-day minimumreport only (%)all yearTX1
LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia)monthly average minimumreport only (%)all yearTX1
LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidia7-day minimumreport only (%)all yearTX1
LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidiamonthly average minimumreport only (%)all yearTX1
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)7-day minimumreport only (%)all yearTX1
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia)monthly average minimumreport only (%)all yearTX1
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidia7-day minimumreport only (%)all yearTX1
LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidiamonthly average minimumreport only (%)all yearTX1
LC50 Pass/Fail Static 24Hr Acute Americamysis bahia (formerly Mysidopsis bahia)single samplereport only (pass=0;fail=1)all yearTXA
LC50 Pass/Fail Static 24Hr Acute Menidia menidiasingle samplereport only (pass=0;fail=1)all yearTXA

How strict are these limits?

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

Same industry: the 4 Paper and Allied Products permits in Texas.

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