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Industrial Organic Chemicals, Texas City, Texas. NPDES permit TX0007323, in force until Jun 26, 2029. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | daily maximum | ≤ 95 deg F | all year | 001 |
| pH | minimum | ≥ 5 SU | all year | 001 |
| pH | maximum | ≤ 11 SU | all year | 001 |
| Solids, total suspended | daily average | report only (mg/L) | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 90 mg/L | all year | 001 |
| Solids, total suspended | daily average | report only (lb/d) | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 1187 lb/d | 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 | report only (mg/L) | all year | 001 |
| Carbon, tot organic [TOC] | daily maximum | ≤ 70 mg/L | all year | 001 |
| Copper, total [as Cu] | daily average | ≤ .0417 mg/L | all year | 001 |
| Copper, total [as Cu] | daily maximum | ≤ .0883 mg/L | all year | 001 |
| Zinc, total [as Zn] | daily average | ≤ .247 mg/L | all year | 001 |
| Zinc, total [as Zn] | daily maximum | ≤ .522 mg/L | all year | 001 |
| Zinc, total [as Zn] | daily average | ≤ 1.773 lb/d | all year | 001 |
| Zinc, total [as Zn] | daily maximum | ≤ 3.746 lb/d | all year | 001 |
| Flow, in conduit or thru treatment plant | daily average | ≤ 1.58 MGD | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ 2.01 MGD | all year | 001 |
| pH range excursions, > 60 minutes | monthly total | ≤ 0 occur/mo | all year | 001 |
| pH range excursions, monthly total accum | monthly total | ≤ 446 min | all year | 001 |
| 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 | ≤ 70 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 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia) | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia) | monthly average minimum | report only (pass=0;fail=1) | all year | TX1 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (pass=0;fail=1) | all year | TX1 |
| NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 7-day minimum | report only (%) | all year | TX1 |
| NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | monthly average minimum | report only (%) | all year | TX1 |
| NOEC Lethal Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (%) | all year | TX1 |
| NOEC Lethal Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (%) | all year | TX1 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 7-day minimum | report only (%) | all year | TX1 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | monthly average minimum | report only (%) | all year | TX1 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (%) | all year | TX1 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (%) | all year | TX1 |
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | monthly average minimum | report only (pass=0;fail=1) | all year | TX1 |
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (pass=0;fail=1) | all year | TX1 |
| LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 7-day minimum | report only (%) | all year | TX1 |
| LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | monthly average minimum | report only (%) | all year | TX1 |
| LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (%) | all year | TX1 |
| LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (%) | all year | TX1 |
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia) | 7-day minimum | report only (%) | all year | TX1 |
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia) | monthly average minimum | report only (%) | all year | TX1 |
| LOEC Sub-Lethal Growth Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (%) | all year | TX1 |
| LOEC Sub-Lethal Growth Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (%) | all year | TX1 |
| LC50 Pass/Fail Static 24Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | single sample | report only (pass=0;fail=1) | all year | TXA |
| LC50 Pass/Fail Static 24Hr Acute Menidia beryllina | single sample | report only (pass=0;fail=1) | all year | TXA |
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/TX0007323 · MCP: https://passage-data.com/mcp