Vacco Inc — NPDES permit LA0084425: limits, due date and EPA's record

Petroleum Products, Houma, Louisiana. NPDES permit LA0084425 expired Jul 31, 2026; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Limits in force (121)

Parameter	Statistic	Limit	Months	Outfall
pH	instantaneous minimum	≥ 6 SU	all year	001
pH	instantaneous maximum	≤ 9 SU	all year	001
Solids, total suspended	daily maximum	report only (mg/L)	all year	001
Oil & Grease	daily maximum	≤ 15 mg/L	all year	001
Carbon, tot organic [TOC]	daily maximum	≤ 50 mg/L	all year	001
Lead, total [as Pb]	daily maximum	report only (mg/L)	all year	001
Zinc, total [as Zn]	daily maximum	report only (mg/L)	all year	001
Zinc, total recoverable	daily maximum	report only (mg/L)	all year	001
Lead, total recoverable	daily maximum	report only (mg/L)	all year	001
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Chemical Oxygen Demand [COD]	daily maximum	≤ 100 mg/L	all year	001
BOD, 5-day, 20 deg. C	monthly average	≤ 20 mg/L	all year	002
BOD, 5-day, 20 deg. C	monthly average	≤ 20 mg/L	all year	002
BOD, 5-day, 20 deg. C	daily maximum	≤ 30 mg/L	all year	002
BOD, 5-day, 20 deg. C	daily maximum	≤ 30 mg/L	all year	002
Oxygen demand, chem. [high level] [COD]	monthly average	≤ 250 mg/L	all year	002
Oxygen demand, chem. [high level] [COD]	monthly average	≤ 250 mg/L	all year	002
Oxygen demand, chem. [high level] [COD]	daily maximum	≤ 400 mg/L	all year	002
Oxygen demand, chem. [high level] [COD]	daily maximum	≤ 400 mg/L	all year	002
pH	instantaneous minimum	≥ 6 SU	all year	002
pH	instantaneous minimum	≥ 6 SU	all year	002
pH	instantaneous maximum	≤ 8.5 SU	all year	002
pH	instantaneous maximum	≤ 8.5 SU	all year	002
Solids, total suspended	monthly average	≤ 30.6 mg/L	all year	002
Solids, total suspended	monthly average	≤ 30.6 mg/L	all year	002
Solids, total suspended	daily maximum	≤ 74.1 mg/L	all year	002
Solids, total suspended	daily maximum	≤ 74.1 mg/L	all year	002
Oil & Grease	daily maximum	≤ 15 mg/L	all year	002
Oil & Grease	daily maximum	≤ 15 mg/L	all year	002
Arsenic, total [as As]	monthly average	≤ .3 mg/L	all year	002
Arsenic, total [as As]	monthly average	≤ .3 mg/L	all year	002
Arsenic, total [as As]	daily maximum	≤ .712 mg/L	all year	002
Arsenic, total [as As]	daily maximum	≤ .712 mg/L	all year	002
Cadmium, total [as Cd]	monthly average	≤ .0102 mg/L	all year	002
Cadmium, total [as Cd]	monthly average	≤ .0102 mg/L	all year	002
Cadmium, total [as Cd]	daily maximum	≤ .0172 mg/L	all year	002
Cadmium, total [as Cd]	daily maximum	≤ .0172 mg/L	all year	002
Chromium, total [as Cr]	monthly average	≤ .323 mg/L	all year	002
Chromium, total [as Cr]	monthly average	≤ .323 mg/L	all year	002
Chromium, total [as Cr]	daily maximum	≤ .746 mg/L	all year	002
Chromium, total [as Cr]	daily maximum	≤ .746 mg/L	all year	002
Cobalt, total [as Co]	monthly average	≤ 18.8 mg/L	all year	002
Cobalt, total [as Co]	monthly average	≤ 18.8 mg/L	all year	002
Cobalt, total [as Co]	daily maximum	≤ 56.4 mg/L	all year	002
Cobalt, total [as Co]	daily maximum	≤ 56.4 mg/L	all year	002
Copper, total [as Cu]	monthly average	≤ .065 mg/L	all year	002
Copper, total [as Cu]	monthly average	≤ .065 mg/L	all year	002
Copper, total [as Cu]	daily maximum	≤ .154 mg/L	all year	002
Copper, total [as Cu]	daily maximum	≤ .154 mg/L	all year	002
Lead, total [as Pb]	monthly average	≤ .051 mg/L	all year	002
Lead, total [as Pb]	monthly average	≤ .051 mg/L	all year	002
Lead, total [as Pb]	daily maximum	≤ .122 mg/L	all year	002
Lead, total [as Pb]	daily maximum	≤ .122 mg/L	all year	002
Zinc, total [as Zn]	monthly average	≤ .429 mg/L	all year	002
Zinc, total [as Zn]	monthly average	≤ .429 mg/L	all year	002
Zinc, total [as Zn]	daily maximum	≤ 1.018 mg/L	all year	002
Zinc, total [as Zn]	daily maximum	≤ 1.018 mg/L	all year	002
Tin, total [as Sn]	monthly average	≤ .165 mg/L	all year	002
Tin, total [as Sn]	monthly average	≤ .165 mg/L	all year	002
Tin, total [as Sn]	daily maximum	≤ .335 mg/L	all year	002
Tin, total [as Sn]	daily maximum	≤ .335 mg/L	all year	002
Total phenols	daily maximum	≤ .5 mg/L	all year	002
Total phenols	daily maximum	≤ .5 mg/L	all year	002
Polynuclear Aromatic Hydrocarbons [PAHs]	daily maximum	≤ .01 mg/L	all year	002
Polynuclear Aromatic Hydrocarbons [PAHs]	daily maximum	≤ .01 mg/L	all year	002
Benzene, ethylbenzene, toluene, xylene combination	daily maximum	≤ .3 mg/L	all year	002
Benzene, ethylbenzene, toluene, xylene combination	daily maximum	≤ .3 mg/L	all year	002
Butyl benzyl phthalate	monthly average	≤ .0887 mg/L	all year	002
Butyl benzyl phthalate	monthly average	≤ .0887 mg/L	all year	002
Butyl benzyl phthalate	daily maximum	≤ .188 mg/L	all year	002
Butyl benzyl phthalate	daily maximum	≤ .188 mg/L	all year	002
Fluoranthene	monthly average	≤ .0268 mg/L	all year	002
Fluoranthene	monthly average	≤ .0268 mg/L	all year	002
Fluoranthene	daily maximum	≤ .0537 mg/L	all year	002
Fluoranthene	daily maximum	≤ .0537 mg/L	all year	002
Di[2-ethylhexyl] phthalate [DEHP]	monthly average	≤ .101 mg/L	all year	002
Di[2-ethylhexyl] phthalate [DEHP]	monthly average	≤ .101 mg/L	all year	002
Di[2-ethylhexyl] phthalate [DEHP]	daily maximum	≤ .215 mg/L	all year	002
Di[2-ethylhexyl] phthalate [DEHP]	daily maximum	≤ .215 mg/L	all year	002
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	002
Priority pollutants scan [yes/no]	minimum	≥ 1 N=0;Y=1	all year	002
Mercury, total [as Hg]	monthly average	≤ .00009 mg/L	all year	002
Mercury, total [as Hg]	monthly average	≤ .00009 mg/L	all year	002
Mercury, total [as Hg]	daily maximum	≤ .0002 mg/L	all year	002
Mercury, total [as Hg]	daily maximum	≤ .0002 mg/L	all year	002
n-Decane	monthly average	≤ .437 mg/L	all year	002
n-Decane	monthly average	≤ .437 mg/L	all year	002
n-Decane	daily maximum	≤ .948 mg/L	all year	002
n-Decane	daily maximum	≤ .948 mg/L	all year	002
Carbazole	monthly average	≤ .276 mg/L	all year	002
Carbazole	monthly average	≤ .276 mg/L	all year	002
Carbazole	daily maximum	≤ .598 mg/L	all year	002
Carbazole	daily maximum	≤ .598 mg/L	all year	002
n-Octadecane	monthly average	≤ .302 mg/L	all year	002
n-Octadecane	monthly average	≤ .302 mg/L	all year	002
n-Octadecane	daily maximum	≤ .589 mg/L	all year	002
n-Octadecane	daily maximum	≤ .589 mg/L	all year	002
BOD, 5-day, 20 deg. C	monthly average	≤ 30 mg/L	all year	003
BOD, 5-day, 20 deg. C	daily maximum	≤ 45 mg/L	all year	003
pH	instantaneous minimum	≥ 6 SU	all year	003
pH	instantaneous maximum	≤ 9 SU	all year	003
Solids, total suspended	monthly average	≤ 30 mg/L	all year	003
Solids, total suspended	daily maximum	≤ 45 mg/L	all year	003
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	003
Coliform, fecal general	monthly average	≤ 200 #/100mL	all year	003
Coliform, fecal general	daily maximum	≤ 400 #/100mL	all year	003
BOD, 5-day, 20 deg. C	monthly average	≤ 30 mg/L	all year	004
BOD, 5-day, 20 deg. C	daily maximum	≤ 45 mg/L	all year	004
pH	instantaneous minimum	≥ 6 SU	all year	004
pH	instantaneous maximum	≤ 9 SU	all year	004
Solids, total suspended	monthly average	≤ 30 mg/L	all year	004
Solids, total suspended	daily maximum	≤ 45 mg/L	all year	004
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	004
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	004
Coliform, fecal general	monthly average	≤ 200 #/100mL	all year	004
Coliform, fecal general	daily maximum	≤ 400 #/100mL	all year	004

How strict are these limits?

Your permit document is the final word. As JSON: /api/v1/permits/LA0084425 · MCP: https://passage-data.com/mcp