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Energy Transfer Mont Belvieu NGLS LP

Refined Petroleum Pipelines, Crosby, Texas. NPDES permit TX0131903, in force until Jan 24, 2028. Last 12 months: over a limit 2 times (last July 2026), 1 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due: About 20 days after each period: form A monthly (10 values)
Renewal application due: Jul 28, 2027 · 180 days before expiry; your permit may set another date
Last report on file: September 2026
Oct 2024 – Sep 2025: 2 values over a limit, 0 required values missing, 0 of 12 reports late

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

Period ending	Parameter	Reported	Limit	Over by
January 2026	Oil & Grease, daily maximum	15.2 mg/L	≤ 15 mg/L	1%
July 2026	Benzene, daily maximum	.0061 mg/L	≤ .005 mg/L	22%

Limits in force (10)

Parameter	Statistic	Limit	Months
Oxygen demand, chem. [high level] [COD]	daily maximum	≤ 150 mg/L	all year
pH	minimum	≥ 6 SU	all year
pH	maximum	≤ 9 SU	all year
Solids, total suspended	daily maximum	≤ 85 mg/L	all year
Oil & Grease	daily maximum	≤ 15 mg/L	all year
Carbon, tot organic [TOC]	daily maximum	≤ 55 mg/L	all year
Benzene, ethylbenzene, toluene, xylene combination	daily maximum	≤ .1 mg/L	all year
Benzene	daily maximum	≤ .005 mg/L	all year
Flow, in conduit or thru treatment plant	daily average	report only (MGD)	all year
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year

How strict are these limits?

Benzene, daily maximum .005 mg/L — stricter than 80% of 26 other minor industrial and other permits in Texas; 15% have the same limit
Benzene, ethylbenzene, toluene, xylene combination, daily maximum .1 mg/L — stricter than 71% of 52 other minor industrial and other permits nationwide; 27% have the same limit
Carbon, tot organic [TOC], daily maximum 55 mg/L — stricter than 62% of 114 other minor industrial and other permits in Texas; 32% have the same limit

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

Same industry: the 4 Pipelines, Except Natural Gas permits in Texas.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/TX0131903 · MCP: https://passage-data.com/mcp