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American River Transportation Co., LLC

Marine Cargo Handling, Ama, Louisiana. NPDES permit LA0124184, in force until Oct 31, 2030. Last 12 months: over a limit 2 times (last October 2025). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: outfall 001A form A quarterly, outfall 001B form A quarterly, outfall 001C form A quarterly, outfall 001D form S twice a year, outfall 002A form A quarterly, outfall 002B form A quarterly, and 26 more forms
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 304 reports late

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

Period endingParameterReportedLimitOver by
October 2025Oxygen demand, chem. [high level] [COD], daily maximum603 mg/L≤ 400 mg/L51%
October 2025Oxygen demand, chem. [high level] [COD], monthly average603 mg/L≤ 250 mg/L141%

Limits in force (432)

ParameterStatisticLimitMonthsOutfall
Oxygen demand, chem. [high level] [COD]daily maximum≤ 250 mg/Lall year001A
Oxygen demand, chem. [high level] [COD]daily maximum≤ 250 mg/Lall year001A
pHinstantaneous minimum≥ 6 SUall year001A
pHinstantaneous minimum≥ 6 SUall year001A
pHinstantaneous maximum≤ 9 SUall year001A
pHinstantaneous maximum≤ 9 SUall year001A
Oil & Greasedaily maximum≤ 15 mg/Lall year001A
Oil & Greasedaily maximum≤ 15 mg/Lall year001A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001A
Oil and grease visualdaily maximum≤ 0 occur/dall year001A
Oil and grease visualdaily maximum≤ 0 occur/dall year001A
pHinstantaneous minimum≥ 6 SUall year001B
pHinstantaneous minimum≥ 6 SUall year001B
pHinstantaneous maximum≤ 9 SUall year001B
pHinstantaneous maximum≤ 9 SUall year001B
Oil & Greasedaily maximum≤ 15 mg/Lall year001B
Oil & Greasedaily maximum≤ 15 mg/Lall year001B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year001B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year001B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001B
Oil and grease visualdaily maximum≤ 0 occur/dall year001B
Oil and grease visualdaily maximum≤ 0 occur/dall year001B
Oxygen demand, chem. [high level] [COD]monthly average≤ 250 mg/Lall year001C
Oxygen demand, chem. [high level] [COD]monthly average≤ 250 mg/Lall year001C
Oxygen demand, chem. [high level] [COD]daily maximum≤ 400 mg/Lall year001C
Oxygen demand, chem. [high level] [COD]daily maximum≤ 400 mg/Lall year001C
pHinstantaneous minimum≥ 6 SUall year001C
pHinstantaneous minimum≥ 6 SUall year001C
pHinstantaneous maximum≤ 9 SUall year001C
pHinstantaneous maximum≤ 9 SUall year001C
Solids, total suspendedmonthly averagereport only (mg/L)all year001C
Solids, total suspendedmonthly averagereport only (mg/L)all year001C
Solids, total suspendeddaily maximumreport only (mg/L)all year001C
Solids, total suspendeddaily maximumreport only (mg/L)all year001C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001C
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year001D
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year001D
pHinstantaneous minimum≥ 6 SUall year001D
pHinstantaneous maximum≤ 9 SUall year001D
Solids, total suspendedmonthly average≤ 30 mg/Lall year001D
Solids, total suspendeddaily maximum≤ 45 mg/Lall year001D
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001D
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001D
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year001D
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year001D
Oxygen demand, chem. [high level] [COD]daily maximum≤ 250 mg/Lall year002A
Oxygen demand, chem. [high level] [COD]daily maximum≤ 250 mg/Lall year002A
pHinstantaneous minimum≥ 6 SUall year002A
pHinstantaneous minimum≥ 6 SUall year002A
pHinstantaneous maximum≤ 9 SUall year002A
pHinstantaneous maximum≤ 9 SUall year002A
Oil & Greasedaily maximum≤ 15 mg/Lall year002A
Oil & Greasedaily maximum≤ 15 mg/Lall year002A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002A
Oil and grease visualdaily maximum≤ 0 occur/dall year002A
Oil and grease visualdaily maximum≤ 0 occur/dall year002A
pHinstantaneous minimum≥ 6 SUall year002B
pHinstantaneous minimum≥ 6 SUall year002B
pHinstantaneous maximum≤ 9 SUall year002B
pHinstantaneous maximum≤ 9 SUall year002B
Oil & Greasedaily maximum≤ 15 mg/Lall year002B
Oil & Greasedaily maximum≤ 15 mg/Lall year002B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year002B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year002B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002B
Oil and grease visualdaily maximum≤ 0 occur/dall year002B
Oil and grease visualdaily maximum≤ 0 occur/dall year002B
Oxygen demand, chem. [high level] [COD]monthly average≤ 250 mg/Lall year002C
Oxygen demand, chem. [high level] [COD]monthly average≤ 250 mg/Lall year002C
Oxygen demand, chem. [high level] [COD]daily maximum≤ 400 mg/Lall year002C
Oxygen demand, chem. [high level] [COD]daily maximum≤ 400 mg/Lall year002C
pHinstantaneous minimum≥ 6 SUall year002C
pHinstantaneous minimum≥ 6 SUall year002C
pHinstantaneous maximum≤ 9 SUall year002C
pHinstantaneous maximum≤ 9 SUall year002C
Solids, total suspendedmonthly averagereport only (mg/L)all year002C
Solids, total suspendedmonthly averagereport only (mg/L)all year002C
Solids, total suspendeddaily maximumreport only (mg/L)all year002C
Solids, total suspendeddaily maximumreport only (mg/L)all year002C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002C
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year002D
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year002D
pHinstantaneous minimum≥ 6 SUall year002D
pHinstantaneous maximum≤ 9 SUall year002D
Solids, total suspendedmonthly average≤ 30 mg/Lall year002D
Solids, total suspendeddaily maximum≤ 45 mg/Lall year002D
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002D
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year002D
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year002D
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year002D
Oxygen demand, chem. [high level] [COD]daily maximum≤ 250 mg/Lall year003A
Oxygen demand, chem. [high level] [COD]daily maximum≤ 250 mg/Lall year003A
pHinstantaneous minimum≥ 6 SUall year003A
pHinstantaneous minimum≥ 6 SUall year003A
pHinstantaneous maximum≤ 9 SUall year003A
pHinstantaneous maximum≤ 9 SUall year003A
Oil & Greasedaily maximum≤ 15 mg/Lall year003A
Oil & Greasedaily maximum≤ 15 mg/Lall year003A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003A
Oil and grease visualdaily maximum≤ 0 occur/dall year003A
Oil and grease visualdaily maximum≤ 0 occur/dall year003A
pHinstantaneous minimum≥ 6 SUall year003B
pHinstantaneous minimum≥ 6 SUall year003B
pHinstantaneous maximum≤ 9 SUall year003B
pHinstantaneous maximum≤ 9 SUall year003B
Oil & Greasedaily maximum≤ 15 mg/Lall year003B
Oil & Greasedaily maximum≤ 15 mg/Lall year003B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year003B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year003B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003B
Oil and grease visualdaily maximum≤ 0 occur/dall year003B
Oil and grease visualdaily maximum≤ 0 occur/dall year003B
Oxygen demand, chem. [high level] [COD]monthly average≤ 250 mg/Lall year003C
Oxygen demand, chem. [high level] [COD]monthly average≤ 250 mg/Lall year003C
Oxygen demand, chem. [high level] [COD]daily maximum≤ 400 mg/Lall year003C
Oxygen demand, chem. [high level] [COD]daily maximum≤ 400 mg/Lall year003C
pHinstantaneous minimum≥ 6 SUall year003C
pHinstantaneous minimum≥ 6 SUall year003C
pHinstantaneous maximum≤ 9 SUall year003C
pHinstantaneous maximum≤ 9 SUall year003C
Solids, total suspendedmonthly averagereport only (mg/L)all year003C
Solids, total suspendedmonthly averagereport only (mg/L)all year003C
Solids, total suspendeddaily maximumreport only (mg/L)all year003C
Solids, total suspendeddaily maximumreport only (mg/L)all year003C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003C
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year003D
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year003D
pHinstantaneous minimum≥ 6 SUall year003D
pHinstantaneous maximum≤ 9 SUall year003D
Solids, total suspendedmonthly average≤ 30 mg/Lall year003D
Solids, total suspendeddaily maximum≤ 45 mg/Lall year003D
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year003D
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year003D
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year003D
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year003D
Oxygen demand, chem. [high level] [COD]daily maximum≤ 250 mg/Lall year004A
Oxygen demand, chem. [high level] [COD]daily maximum≤ 250 mg/Lall year004A
pHinstantaneous minimum≥ 6 SUall year004A
pHinstantaneous minimum≥ 6 SUall year004A
pHinstantaneous maximum≤ 9 SUall year004A
pHinstantaneous maximum≤ 9 SUall year004A
Oil & Greasedaily maximum≤ 15 mg/Lall year004A
Oil & Greasedaily maximum≤ 15 mg/Lall year004A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004A
Oil and grease visualdaily maximum≤ 0 occur/dall year004A
Oil and grease visualdaily maximum≤ 0 occur/dall year004A
pHinstantaneous minimum≥ 6 SUall year004B
pHinstantaneous minimum≥ 6 SUall year004B
pHinstantaneous maximum≤ 9 SUall year004B
pHinstantaneous maximum≤ 9 SUall year004B
Oil & Greasedaily maximum≤ 15 mg/Lall year004B
Oil & Greasedaily maximum≤ 15 mg/Lall year004B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year004B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year004B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004B
Oil and grease visualdaily maximum≤ 0 occur/dall year004B
Oil and grease visualdaily maximum≤ 0 occur/dall year004B
Oxygen demand, chem. [high level] [COD]monthly average≤ 250 mg/Lall year004C
Oxygen demand, chem. [high level] [COD]monthly average≤ 250 mg/Lall year004C
Oxygen demand, chem. [high level] [COD]daily maximum≤ 400 mg/Lall year004C
Oxygen demand, chem. [high level] [COD]daily maximum≤ 400 mg/Lall year004C
pHinstantaneous minimum≥ 6 SUall year004C
pHinstantaneous minimum≥ 6 SUall year004C
pHinstantaneous maximum≤ 9 SUall year004C
pHinstantaneous maximum≤ 9 SUall year004C
Solids, total suspendedmonthly averagereport only (mg/L)all year004C
Solids, total suspendedmonthly averagereport only (mg/L)all year004C
Solids, total suspendeddaily maximumreport only (mg/L)all year004C
Solids, total suspendeddaily maximumreport only (mg/L)all year004C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004C
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year004D
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year004D
pHinstantaneous minimum≥ 6 SUall year004D
pHinstantaneous maximum≤ 9 SUall year004D
Solids, total suspendedmonthly average≤ 30 mg/Lall year004D
Solids, total suspendeddaily maximum≤ 45 mg/Lall year004D
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year004D
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004D
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year004D
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year004D
Oxygen demand, chem. [high level] [COD]daily maximum≤ 250 mg/Lall year005A
Oxygen demand, chem. [high level] [COD]daily maximum≤ 250 mg/Lall year005A
pHinstantaneous minimum≥ 6 SUall year005A
pHinstantaneous minimum≥ 6 SUall year005A
pHinstantaneous maximum≤ 9 SUall year005A
pHinstantaneous maximum≤ 9 SUall year005A
Oil & Greasedaily maximum≤ 15 mg/Lall year005A
Oil & Greasedaily maximum≤ 15 mg/Lall year005A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year005A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year005A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005A
Oil and grease visualdaily maximum≤ 0 occur/dall year005A
Oil and grease visualdaily maximum≤ 0 occur/dall year005A
pHinstantaneous minimum≥ 6 SUall year005B
pHinstantaneous minimum≥ 6 SUall year005B
pHinstantaneous maximum≤ 9 SUall year005B
pHinstantaneous maximum≤ 9 SUall year005B
Oil & Greasedaily maximum≤ 15 mg/Lall year005B
Oil & Greasedaily maximum≤ 15 mg/Lall year005B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year005B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year005B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year005B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year005B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005B
Oil and grease visualdaily maximum≤ 0 occur/dall year005B
Oil and grease visualdaily maximum≤ 0 occur/dall year005B
Oxygen demand, chem. [high level] [COD]monthly average≤ 250 mg/Lall year005C
Oxygen demand, chem. [high level] [COD]monthly average≤ 250 mg/Lall year005C
Oxygen demand, chem. [high level] [COD]daily maximum≤ 400 mg/Lall year005C
Oxygen demand, chem. [high level] [COD]daily maximum≤ 400 mg/Lall year005C
pHinstantaneous minimum≥ 6 SUall year005C
pHinstantaneous minimum≥ 6 SUall year005C
pHinstantaneous maximum≤ 9 SUall year005C
pHinstantaneous maximum≤ 9 SUall year005C
Solids, total suspendedmonthly averagereport only (mg/L)all year005C
Solids, total suspendedmonthly averagereport only (mg/L)all year005C
Solids, total suspendeddaily maximumreport only (mg/L)all year005C
Solids, total suspendeddaily maximumreport only (mg/L)all year005C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year005C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year005C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005C
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year005D
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year005D
pHinstantaneous minimum≥ 6 SUall year005D
pHinstantaneous maximum≤ 9 SUall year005D
Solids, total suspendedmonthly average≤ 30 mg/Lall year005D
Solids, total suspendeddaily maximum≤ 45 mg/Lall year005D
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year005D
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005D
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year005D
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year005D
Oxygen demand, chem. [high level] [COD]daily maximum≤ 250 mg/Lall year006A
Oxygen demand, chem. [high level] [COD]daily maximum≤ 250 mg/Lall year006A
pHinstantaneous minimum≥ 6 SUall year006A
pHinstantaneous minimum≥ 6 SUall year006A
pHinstantaneous maximum≤ 9 SUall year006A
pHinstantaneous maximum≤ 9 SUall year006A
Oil & Greasedaily maximum≤ 15 mg/Lall year006A
Oil & Greasedaily maximum≤ 15 mg/Lall year006A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006A
Oil and grease visualdaily maximum≤ 0 occur/dall year006A
Oil and grease visualdaily maximum≤ 0 occur/dall year006A
pHinstantaneous minimum≥ 6 SUall year006B
pHinstantaneous minimum≥ 6 SUall year006B
pHinstantaneous maximum≤ 9 SUall year006B
pHinstantaneous maximum≤ 9 SUall year006B
Oil & Greasedaily maximum≤ 15 mg/Lall year006B
Oil & Greasedaily maximum≤ 15 mg/Lall year006B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year006B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year006B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006B
Oil and grease visualdaily maximum≤ 0 occur/dall year006B
Oil and grease visualdaily maximum≤ 0 occur/dall year006B
Oxygen demand, chem. [high level] [COD]monthly average≤ 250 mg/Lall year006C
Oxygen demand, chem. [high level] [COD]monthly average≤ 250 mg/Lall year006C
Oxygen demand, chem. [high level] [COD]daily maximum≤ 400 mg/Lall year006C
Oxygen demand, chem. [high level] [COD]daily maximum≤ 400 mg/Lall year006C
pHinstantaneous minimum≥ 6 SUall year006C
pHinstantaneous minimum≥ 6 SUall year006C
pHinstantaneous maximum≤ 9 SUall year006C
pHinstantaneous maximum≤ 9 SUall year006C
Solids, total suspendedmonthly averagereport only (mg/L)all year006C
Solids, total suspendedmonthly averagereport only (mg/L)all year006C
Solids, total suspendeddaily maximumreport only (mg/L)all year006C
Solids, total suspendeddaily maximumreport only (mg/L)all year006C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006C
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year006D
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year006D
pHinstantaneous minimum≥ 6 SUall year006D
pHinstantaneous maximum≤ 9 SUall year006D
Solids, total suspendedmonthly average≤ 30 mg/Lall year006D
Solids, total suspendeddaily maximum≤ 45 mg/Lall year006D
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year006D
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006D
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year006D
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year006D
Oxygen demand, chem. [high level] [COD]daily maximum≤ 250 mg/Lall year007A
Oxygen demand, chem. [high level] [COD]daily maximum≤ 250 mg/Lall year007A
pHinstantaneous minimum≥ 6 SUall year007A
pHinstantaneous minimum≥ 6 SUall year007A
pHinstantaneous maximum≤ 9 SUall year007A
pHinstantaneous maximum≤ 9 SUall year007A
Oil & Greasedaily maximum≤ 15 mg/Lall year007A
Oil & Greasedaily maximum≤ 15 mg/Lall year007A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007A
Oil and grease visualdaily maximum≤ 0 occur/dall year007A
Oil and grease visualdaily maximum≤ 0 occur/dall year007A
pHinstantaneous minimum≥ 6 SUall year007B
pHinstantaneous minimum≥ 6 SUall year007B
pHinstantaneous maximum≤ 9 SUall year007B
pHinstantaneous maximum≤ 9 SUall year007B
Oil & Greasedaily maximum≤ 15 mg/Lall year007B
Oil & Greasedaily maximum≤ 15 mg/Lall year007B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year007B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year007B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007B
Oil and grease visualdaily maximum≤ 0 occur/dall year007B
Oil and grease visualdaily maximum≤ 0 occur/dall year007B
Oxygen demand, chem. [high level] [COD]monthly average≤ 250 mg/Lall year007C
Oxygen demand, chem. [high level] [COD]monthly average≤ 250 mg/Lall year007C
Oxygen demand, chem. [high level] [COD]daily maximum≤ 400 mg/Lall year007C
Oxygen demand, chem. [high level] [COD]daily maximum≤ 400 mg/Lall year007C
pHinstantaneous minimum≥ 6 SUall year007C
pHinstantaneous minimum≥ 6 SUall year007C
pHinstantaneous maximum≤ 9 SUall year007C
pHinstantaneous maximum≤ 9 SUall year007C
Solids, total suspendedmonthly averagereport only (mg/L)all year007C
Solids, total suspendedmonthly averagereport only (mg/L)all year007C
Solids, total suspendeddaily maximumreport only (mg/L)all year007C
Solids, total suspendeddaily maximumreport only (mg/L)all year007C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007C
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year007D
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year007D
pHinstantaneous minimum≥ 6 SUall year007D
pHinstantaneous maximum≤ 9 SUall year007D
Solids, total suspendedmonthly average≤ 30 mg/Lall year007D
Solids, total suspendeddaily maximum≤ 45 mg/Lall year007D
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year007D
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year007D
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year007D
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year007D
Oxygen demand, chem. [high level] [COD]daily maximum≤ 250 mg/Lall year008A
Oxygen demand, chem. [high level] [COD]daily maximum≤ 250 mg/Lall year008A
pHinstantaneous minimum≥ 6 SUall year008A
pHinstantaneous minimum≥ 6 SUall year008A
pHinstantaneous maximum≤ 9 SUall year008A
pHinstantaneous maximum≤ 9 SUall year008A
Oil & Greasedaily maximum≤ 15 mg/Lall year008A
Oil & Greasedaily maximum≤ 15 mg/Lall year008A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008A
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008A
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008A
Oil and grease visualdaily maximum≤ 0 occur/dall year008A
Oil and grease visualdaily maximum≤ 0 occur/dall year008A
pHinstantaneous minimum≥ 6 SUall year008B
pHinstantaneous minimum≥ 6 SUall year008B
pHinstantaneous maximum≤ 9 SUall year008B
pHinstantaneous maximum≤ 9 SUall year008B
Oil & Greasedaily maximum≤ 15 mg/Lall year008B
Oil & Greasedaily maximum≤ 15 mg/Lall year008B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year008B
Carbon, tot organic [TOC]daily maximum≤ 50 mg/Lall year008B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008B
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008B
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008B
Oil and grease visualdaily maximum≤ 0 occur/dall year008B
Oil and grease visualdaily maximum≤ 0 occur/dall year008B
Oxygen demand, chem. [high level] [COD]monthly average≤ 250 mg/Lall year008C
Oxygen demand, chem. [high level] [COD]monthly average≤ 250 mg/Lall year008C
Oxygen demand, chem. [high level] [COD]daily maximum≤ 400 mg/Lall year008C
Oxygen demand, chem. [high level] [COD]daily maximum≤ 400 mg/Lall year008C
pHinstantaneous minimum≥ 6 SUall year008C
pHinstantaneous minimum≥ 6 SUall year008C
pHinstantaneous maximum≤ 9 SUall year008C
pHinstantaneous maximum≤ 9 SUall year008C
Solids, total suspendedmonthly averagereport only (mg/L)all year008C
Solids, total suspendedmonthly averagereport only (mg/L)all year008C
Solids, total suspendeddaily maximumreport only (mg/L)all year008C
Solids, total suspendeddaily maximumreport only (mg/L)all year008C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008C
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008C
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008C
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year008D
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year008D
pHinstantaneous minimum≥ 6 SUall year008D
pHinstantaneous maximum≤ 9 SUall year008D
Solids, total suspendedmonthly average≤ 30 mg/Lall year008D
Solids, total suspendeddaily maximum≤ 45 mg/Lall year008D
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year008D
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year008D
Coliform, fecal generalmonthly geometric mean≤ 200 #/100mLall year008D
Coliform, fecal generaldaily maximum≤ 400 #/100mLall year008D

How strict are these limits?

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

Same industry: the 28 Water Transportation 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/LA0124184 · MCP: https://passage-data.com/mcp