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Monterey Mushrooms, Inc.

Food Crops Grown Under Cover, Madisonville, Texas. NPDES permit TX0063401, in force until Feb 10, 2027. Last 12 months: over a limit once (last July 2026), 462 required values missing, 60 of 72 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (33 values), outfall 002 form A monthly (7 values), outfall 003 form A monthly (7 values), outfall 004 form A monthly (7 values), outfall 005 form A monthly (6 values), outfall 006 form A monthly (6 values)
Renewal application due
Aug 14, 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, 132 required values missing, 18 of 72 reports late

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

Period endingParameterReportedLimit
July 2026pH, minimum5.52 SU≥ 6 SU

Limits in force (66)

ParameterStatisticLimitMonthsOutfall
Color [PT-CO units]daily average≤ 300 col unit (pc)all year001
Color [PT-CO units]daily maximum≤ 400 col unit (pc)all year001
Oxygen, dissolved [DO]monthly minimum≥ 3 mg/Lall year001
Oxygen demand, chem. [high level] [COD]daily average≤ 202 lb/dall year001
Oxygen demand, chem. [high level] [COD]daily maximum≤ 252 lb/dall year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendeddaily average≤ 91 lb/dall year001
Solids, total suspendeddaily maximum≤ 121 lb/dall year001
Nitrogen, ammonia total [as N]daily average≤ 5 lb/dall year001
Nitrogen, ammonia total [as N]daily maximum≤ 10 lb/dall year001
Sulfate, total [as SO4]daily average≤ 126 mg/Lall year001
Sulfate, total [as SO4]daily maximum≤ 263 mg/Lall year001
Chromium, hexavalent [as Cr]daily average≤ .0132 mg/Lall year001
Chromium, hexavalent [as Cr]daily maximum≤ .0279 mg/Lall year001
Chromium, hexavalent [as Cr]daily average≤ .012 lb/dall year001
Chromium, hexavalent [as Cr]daily maximum≤ .026 lb/dall year001
Copper, total [as Cu]daily average≤ .0311 mg/Lall year001
Copper, total [as Cu]daily maximum≤ .0658 mg/Lall year001
Copper, total [as Cu]daily average≤ .019 lb/dall year001
Copper, total [as Cu]daily maximum≤ .042 lb/dall year001
Selenium, total [as Se]daily averagereport only (mg/L)all year001
Selenium, total [as Se]daily maximumreport only (mg/L)all year001
Selenium, total [as Se]daily average≤ .0066 lb/dall year001
Selenium, total [as Se]daily maximum≤ .014 lb/dall year001
Flow, in conduit or thru treatment plantdaily average≤ .121 MGDall year001
Flow, in conduit or thru treatment plantdaily maximum≤ .25 MGDall year001
Chlorine, total residualmonthly minimum≥ 1 mg/Lall year001
Chlorine, total residualmonthly maximum≤ 4 mg/Lall year001
E. colidaily average≤ 126 CFU/100mLall year001
E. colidaily maximum≤ 394 CFU/100mLall year001
BOD, carbonaceous [5 day, 20 C]daily average≤ 30.3 lb/dall year001
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 60 lb/dall year001
Oxygen demand, chem. [high level] [COD]daily maximum≤ 200 mg/Lall year002
pHminimum≥ 6 SUall year002
pHmaximum≤ 9 SUall year002
Oil & Greasedaily maximum≤ 15 mg/Lall year002
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/Lall 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
Oxygen demand, chem. [high level] [COD]daily maximum≤ 200 mg/Lall year003
pHminimum≥ 6 SUall year003
pHmaximum≤ 9 SUall year003
Oil & Greasedaily maximum≤ 15 mg/Lall year003
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/Lall year003
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003
Oxygen demand, chem. [high level] [COD]daily maximum≤ 200 mg/Lall year004
pHminimum≥ 6 SUall year004
pHmaximum≤ 9 SUall year004
Oil & Greasedaily maximum≤ 15 mg/Lall year004
Nitrogen, ammonia total [as N]daily maximum≤ 15 mg/Lall year004
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
Oxygen demand, chem. [high level] [COD]daily maximum≤ 200 mg/Lall year005
pHminimum≥ 6 SUall year005
pHmaximum≤ 9 SUall year005
Oil & Greasedaily maximum≤ 15 mg/Lall year005
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year005
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005
Oxygen demand, chem. [high level] [COD]daily maximum≤ 200 mg/Lall year006
pHminimum≥ 6 SUall year006
pHmaximum≤ 9 SUall year006
Oil & Greasedaily maximum≤ 15 mg/Lall year006
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006

How strict are these limits?

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

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Your permit document is the final word. As JSON: /api/v1/permits/TX0063401 · MCP: https://passage-data.com/mcp