Magellan Terminals Holdings, LP and Magellan Processing LP — NPDES permit TX0072737: limits, due date and EPA's record

Special Warehousing And Storage, Corpus Christi, Texas. NPDES permit TX0072737 expired Mar 3, 2025; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Limits in force (40)

Parameter	Statistic	Limit	Months	Outfall
pH	minimum	≥ 6 SU	all year	001
pH	maximum	≤ 9 SU	all year	001
Oil & Grease	daily average	≤ 10 mg/L	all year	001
Oil & Grease	daily maximum	≤ 15 mg/L	all year	001
Carbon, tot organic [TOC]	daily average	≤ 50 mg/L	all year	001
Carbon, tot organic [TOC]	daily maximum	≤ 75 mg/L	all year	001
Lead, total [as Pb]	daily average	≤ .156 mg/L	all year	001
Lead, total [as Pb]	daily maximum	≤ .25 mg/L	all year	001
Silver, total [as Ag]	daily average	≤ .006 mg/L	all year	001
Silver, total [as Ag]	daily maximum	≤ .014 mg/L	all year	001
Zinc, total [as Zn]	daily average	≤ .246 mg/L	all year	001
Zinc, total [as Zn]	daily maximum	≤ .52 mg/L	all year	001
Benzene, ethylbenzene, toluene, xylene combination	daily average	≤ .3 mg/L	all year	001
Benzene, ethylbenzene, toluene, xylene combination	daily maximum	≤ .5 mg/L	all year	001
Benzene	daily average	≤ .03 mg/L	all year	001
Benzene	daily maximum	≤ .05 mg/L	all year	001
Flow, in conduit or thru treatment plant	daily average	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Hydrocarbons, petroleum	daily average	≤ 10 mg/L	all year	001
Hydrocarbons, petroleum	daily maximum	≤ 15 mg/L	all year	001
pH	minimum	≥ 6 SU	all year	002
pH	maximum	≤ 9 SU	all year	002
Oil & Grease	daily maximum	≤ 15 mg/L	all year	002
Carbon, tot organic [TOC]	daily maximum	≤ 110 mg/L	all year	002
Lead, total [as Pb]	daily maximum	≤ .1 mg/L	all year	002
Benzene, ethylbenzene, toluene, xylene combination	daily maximum	≤ .5 mg/L	all year	002
Benzene	daily maximum	≤ .05 mg/L	all year	002
Flow, in conduit or thru treatment plant	daily average	report only (MGD)	all year	002
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	002
Hydrocarbons, petroleum	daily maximum	≤ 15 mg/L	all year	002
pH	minimum	≥ 6 SU	all year	003
pH	maximum	≤ 9 SU	all year	003
Oil & Grease	daily maximum	≤ 15 mg/L	all year	003
Carbon, tot organic [TOC]	daily maximum	≤ 75 mg/L	all year	003
Lead, total [as Pb]	daily maximum	≤ .1 mg/L	all year	003
Benzene, ethylbenzene, toluene, xylene combination	daily maximum	≤ .5 mg/L	all year	003
Benzene	daily maximum	≤ .05 mg/L	all year	003
Flow, in conduit or thru treatment plant	daily average	report only (MGD)	all year	003
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	003
Hydrocarbons, petroleum	daily maximum	≤ 15 mg/L	all year	003

How strict are these limits?

Your permit document is the final word. As JSON: /api/v1/permits/TX0072737 · MCP: https://passage-data.com/mcp