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Rain CII Carbon LLC - Lake Charles Calcining Plant

Petroleum And Coal Products, Sulphur, Louisiana. NPDES permit LA0054062, in force until Oct 27, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001 form A quarterly, outfall 001 form Y yearly, outfall 002 form Q quarterly, outfall 101 form A quarterly, outfall 101 form Y yearly, outfall 102 form S twice a year
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 31 reports late

Limits in force (36)

ParameterStatisticLimitMonthsOutfall
pHinstantaneous minimum≥ 6 SUall year001
pHinstantaneous maximum≤ 9 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 (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
Mercury, total [as Hg]daily maximumreport only (mg/L)all year001
pHinstantaneous minimum≥ 6 SUall year002
pHinstantaneous maximum≤ 9 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 (MGD)all year002
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002
Solids, total suspendeddaily maximum≤ 70 mg/Lall year101
Carbon, tot organic [TOC]daily maximum≤ 75 mg/Lall year101
Chromium, total [as Cr]monthly average≤ .2 mg/Lall year101
Chromium, total [as Cr]daily maximum≤ .2 mg/Lall year101
Zinc, total [as Zn]monthly average≤ 1 mg/Lall year101
Zinc, total [as Zn]daily maximum≤ 1 mg/Lall year101
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year101
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year101
Chlorine, free availablemonthly average≤ .2 mg/Lall year101
Chlorine, free availabledaily maximum≤ .5 mg/Lall year101
Mercury, total [as Hg]daily maximumreport only (mg/L)all year101
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year102
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year102
pHinstantaneous minimum≥ 6 SUall year102
pHinstantaneous maximum≤ 9 SUall year102
Solids, total suspendedmonthly average≤ 30 mg/Lall year102
Solids, total suspendeddaily maximum≤ 45 mg/Lall year102
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year102
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year102
Enterococcimonthly geometric mean≤ 35 #/100mLall year102
Enterococcidaily maximum≤ 130 #/100mLall year102
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year102
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year102

How strict are these limits?

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

Same industry: the 26 Petroleum Refining and Related Industries permits in Louisiana.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/LA0054062 · MCP: https://passage-data.com/mcp