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Industrial Organic Chemicals, Deer Park, Texas. NPDES permit TX0089567, in force until Oct 19, 2028. Last 12 months: no values over a limit, 24 of 36 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | daily maximum | ≤ 105 deg F | all year | 001 |
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | daily average | ≤ 13 lb/d | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 36 lb/d | all year | 001 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 001 |
| Oil & Grease | daily average | ≤ 3.15 lb/d | all year | 001 |
| Oil & Grease | daily maximum | ≤ 4.73 lb/d | all year | 001 |
| Nitrogen, ammonia total [as N] | daily average | ≤ 3.15 lb/d | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 9.46 lb/d | all year | 001 |
| Carbon, tot organic [TOC] | daily average | report only (mg/L) | all year | 001 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 148 mg/L | all year | 001 |
| Copper, total [as Cu] | daily average | ≤ .0109 mg/L | all year | 001 |
| Copper, total [as Cu] | daily maximum | ≤ .023 mg/L | all year | 001 |
| Aluminum, total [as Al] | daily average | report only (mg/L) | all year | 001 |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily average | ≤ .05 MGD | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ .1 MGD | all year | 001 |
| Chlorine, total residual | daily maximum | ≤ .2 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 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 002 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 55 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 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 65 mg/L | all year | 101 |
| Solids, total suspended | daily maximum | ≤ 65 mg/L | all year | 101 |
| Flow, in conduit or thru treatment plant | daily average | ≤ .005 MGD | all year | 101 |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ .01 MGD | all year | 101 |
| Chlorine, total residual | monthly minimum | ≥ .5 mg/L | all year | 101 |
| Enterococci | daily average | ≤ 35 CFU/100mL | all year | 101 |
| Enterococci | daily maximum | ≤ 104 CFU/100mL | all year | 101 |
Cited limits by parameter: Texas's rules and the federal ones.
Same industry: the 165 Chemicals and Allied Products permits in Texas.
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Your permit document is the final word. As JSON: /api/v1/permits/TX0089567 · MCP: https://passage-data.com/mcp