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Marine Cargo Handling, Port Arthur, Texas. NPDES permit TX0124249, in force until May 10, 2029. Last 12 months: over a limit once (last July 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| July 2026 | Carbon, tot organic [TOC], daily maximum | 84 mg/L | ≤ 75 mg/L | 12% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 001 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 75 mg/L | all year | 001 |
| Benzene, ethylbenzene, toluene, xylene combination | daily maximum | ≤ .5 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, total 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 | ≤ 75 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, total petroleum | daily maximum | ≤ 15 mg/L | all year | 002 |
Cited limits by parameter: Texas's rules and the federal ones.
Same industry: the 19 Water Transportation 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/TX0124249 · MCP: https://passage-data.com/mcp