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Zen-Noh Grain Corp

Farm Product Warehousing And Storage, Convent, Louisiana. NPDES permit LA0060763, in force until Jul 31, 2030. Last 12 months: over a limit 4 times (last June 2026), 4 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 002 form Q quarterly (9 values), outfall 003 form Q quarterly (6 values), outfall 005 form Q quarterly (4 values), outfall 103 form S twice a year
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 4 of 14 reports late

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

Period endingOutfallParameterReportedLimitOver by
June 2026002Carbon, tot organic [TOC], daily maximum226 mg/L≤ 50 mg/L352%
June 2026002Solids, total suspended, daily maximum218 mg/L≤ 100 mg/L118%
June 2026002Solids, total suspended, monthly average218 mg/L≤ 30 mg/L627%
June 2026003Carbon, tot organic [TOC], daily maximum83.4 mg/L≤ 50 mg/L67%

Limits in force (29)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitinstantaneous maximumreport only (deg F)all year002
pHinstantaneous minimum≥ 6 SUall year002
pHinstantaneous maximum≤ 8.5 SUall year002
Solids, total suspendedmonthly average≤ 30 mg/Lall year002
Solids, total suspendeddaily maximum≤ 100 mg/Lall year002
Oil & Greasedaily maximum≤ 15 mg/Lall year002
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year002
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year002
pHinstantaneous minimum≥ 6 SUall year003
pHinstantaneous maximum≤ 8.5 SUall year003
Oil & Greasedaily maximum≤ 15 mg/Lall year003
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year003
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year003
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year003
pHinstantaneous minimum≥ 6 SUall year005
pHinstantaneous maximum≤ 9 SUall year005
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year005
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year005
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year103
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year103
pHinstantaneous minimum≥ 6 SUall year103
pHinstantaneous maximum≤ 8.5 SUall year103
Solids, total suspendedmonthly average≤ 30 mg/Lall year103
Solids, total suspendeddaily maximum≤ 45 mg/Lall year103
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year103
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year103
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year103
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year103

How strict are these limits?

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

Same industry: the 31 Motor Freight Transportation and Warehousing permits in Louisiana.

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Your permit document is the final word. As JSON: /api/v1/permits/LA0060763 · MCP: https://passage-data.com/mcp