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Mechanical Equipment Co Inc

Special Industry Machinery, Mandeville, Louisiana. NPDES permit LA0126938, in force until Sep 30, 2030. Last 12 months: no values over a limit, 5 of 30 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form Q quarterly, outfall 002 form Q quarterly, outfall 003 form Q quarterly, outfall 004 form Q quarterly, outfall 102 form A quarterly, outfall 202 form A quarterly
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 40 reports late

Limits in force (36)

ParameterStatisticLimitMonthsOutfall
pHinstantaneous minimum≥ 6 SUall year001
pHinstantaneous maximum≤ 8.5 SUall year001
Oil & Greasedaily maximum≤ 15 mg/Lall year001
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year001
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year001
pHinstantaneous minimum≥ 6 SUall year002
pHinstantaneous maximum≤ 8.5 SUall 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 year004
pHinstantaneous maximum≤ 8.5 SUall year004
Oil & Greasedaily maximum≤ 15 mg/Lall year004
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year004
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year004
Solids, total suspendeddaily maximum≤ 90 mg/Lall year102
Oil & Greasedaily maximum≤ 15 mg/Lall year102
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year102
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year102
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year102
Chlorine, total residualdaily maximum≤ .2 mg/Lall year102
Solids, total suspendeddaily maximum≤ 90 mg/Lall year202
Solids, total suspendeddaily maximum≤ 90 mg/Lall year202
Oil & Greasedaily maximum≤ 15 mg/Lall year202
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year202
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year202
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year202

How strict are these limits?

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

Same industry: the 4 Industrial and Commercial Machinery and Computer Equipment permits in Louisiana.

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Your permit document is the final word. As JSON: /api/v1/permits/LA0126938 · MCP: https://passage-data.com/mcp