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Railroads, Line-Haul Operating, Temple, Texas. NPDES permit TX0089109, in force until May 14, 2030. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 200 mg/L | all year | 001 |
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 001 |
| Chromium, hexavalent [as Cr] | daily average | ≤ .013 mg/L | all year | 001 |
| Chromium, hexavalent [as Cr] | daily maximum | ≤ .028 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 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 200 mg/L | all year | 002 |
| pH | minimum | ≥ 6 SU | all year | 002 |
| pH | maximum | ≤ 9 SU | all year | 002 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 002 |
| Chromium, hexavalent [as Cr] | daily average | ≤ .013 mg/L | all year | 002 |
| Chromium, hexavalent [as Cr] | daily maximum | ≤ .028 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 |
Cited limits by parameter: Texas's rules and the federal ones.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/TX0089109 · MCP: https://passage-data.com/mcp