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Industrial Gases, major discharger, Texas City, Texas. NPDES permit TX0005762, in force until Jun 8, 2031. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| 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 |
| Toluene | daily average | ≤ 1 mg/L | all year | 002 |
| Toluene | daily maximum | ≤ 3 mg/L | all year | 002 |
| Benzene | daily average | ≤ .35 mg/L | all year | 002 |
| Benzene | daily maximum | ≤ .45 mg/L | all year | 002 |
| Benzo[a]pyrene | daily average | report only (mg/L) | all year | 002 |
| Benzo[a]pyrene | daily maximum | report only (mg/L) | all year | 002 |
| Ethylbenzene | daily average | ≤ 1 mg/L | all year | 002 |
| Ethylbenzene | daily maximum | ≤ 3 mg/L | all year | 002 |
| Hexachlorobutadiene | daily average | report only (mg/L) | all year | 002 |
| Hexachlorobutadiene | daily maximum | report only (mg/L) | all year | 002 |
| Benzo[a]anthracene | daily average | report only (mg/L) | all year | 002 |
| Benzo[a]anthracene | daily maximum | report only (mg/L) | all year | 002 |
| Hexachlorobenzene | daily average | report only (mg/L) | all year | 002 |
| Hexachlorobenzene | daily maximum | report only (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 |
| Styrene | daily average | ≤ 1 mg/L | all year | 002 |
| Styrene | daily maximum | ≤ 3 mg/L | all year | 002 |
| 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 | ≤ 75 mg/L | all year | 003 |
| Toluene | daily average | ≤ 1 mg/L | all year | 003 |
| Toluene | daily maximum | ≤ 3 mg/L | all year | 003 |
| Benzene | daily average | ≤ .35 mg/L | all year | 003 |
| Benzene | daily maximum | ≤ .45 mg/L | all year | 003 |
| Ethylbenzene | daily average | ≤ 1 mg/L | all year | 003 |
| Ethylbenzene | daily maximum | ≤ 3 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 |
| Styrene | daily average | ≤ 1 mg/L | all year | 003 |
| Styrene | daily maximum | ≤ 3 mg/L | all year | 003 |
| BOD, 5-day, 20 deg. C | daily average | ≤ 323 lb/d | all year | 102 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 698 lb/d | all year | 102 |
| pH | minimum | ≥ 6 SU | all year | 102 |
| pH | maximum | ≤ 9 SU | all year | 102 |
| Solids, total suspended | daily average | ≤ 1014 lb/d | all year | 102 |
| Solids, total suspended | daily maximum | ≤ 2173 lb/d | all year | 102 |
| Oil & Grease | daily average | ≤ 317 lb/d | all year | 102 |
| Oil & Grease | daily maximum | ≤ 428 lb/d | all year | 102 |
| Carbon tetrachloride | daily average | ≤ .05 lb/d | all year | 102 |
| Carbon tetrachloride | daily maximum | ≤ .1 lb/d | all year | 102 |
| 1,2-Dichloroethane | daily average | ≤ .17 lb/d | all year | 102 |
| 1,2-Dichloroethane | daily maximum | ≤ .53 lb/d | all year | 102 |
| Chloroform | daily average | ≤ .28 lb/d | all year | 102 |
| Chloroform | daily maximum | ≤ .72 lb/d | all year | 102 |
| Toluene | daily average | ≤ .07 lb/d | all year | 102 |
| Toluene | daily maximum | ≤ .2 lb/d | all year | 102 |
| Benzene | daily average | ≤ .09 lb/d | all year | 102 |
| Benzene | daily maximum | ≤ .34 lb/d | all year | 102 |
| Acenaphthylene | daily average | ≤ .06 lb/d | all year | 102 |
| Acenaphthylene | daily maximum | ≤ .15 lb/d | all year | 102 |
| Acenaphthene | daily average | ≤ .06 lb/d | all year | 102 |
| Acenaphthene | daily maximum | ≤ .15 lb/d | all year | 102 |
| Acrylonitrile | daily average | ≤ .24 lb/d | all year | 102 |
| Acrylonitrile | daily maximum | ≤ .61 lb/d | all year | 102 |
| Anthracene | daily average | ≤ .06 lb/d | all year | 102 |
| Anthracene | daily maximum | ≤ .15 lb/d | all year | 102 |
| Benzo[k]fluoranthene | daily average | ≤ .06 lb/d | all year | 102 |
| Benzo[k]fluoranthene | daily maximum | ≤ .15 lb/d | all year | 102 |
| Benzo[a]pyrene | daily average | ≤ .00053 lb/d | all year | 102 |
| Benzo[a]pyrene | daily maximum | ≤ .0011 lb/d | all year | 102 |
| Chlorobenzene | daily average | ≤ .04 lb/d | all year | 102 |
| Chlorobenzene | daily maximum | ≤ .07 lb/d | all year | 102 |
| Chrysene | daily average | ≤ .06 lb/d | all year | 102 |
| Chrysene | daily maximum | ≤ .15 lb/d | all year | 102 |
| Diethyl phthalate | daily average | ≤ .2 lb/d | all year | 102 |
| Diethyl phthalate | daily maximum | ≤ .51 lb/d | all year | 102 |
| Dimethyl phthalate | daily average | ≤ .05 lb/d | all year | 102 |
| Dimethyl phthalate | daily maximum | ≤ .12 lb/d | all year | 102 |
| Ethylbenzene | daily average | ≤ .08 lb/d | all year | 102 |
| Ethylbenzene | daily maximum | ≤ .27 lb/d | all year | 102 |
| Fluoranthene | daily average | ≤ .06 lb/d | all year | 102 |
| Fluoranthene | daily maximum | ≤ .17 lb/d | all year | 102 |
| Fluorene | daily average | ≤ .06 lb/d | all year | 102 |
| Fluorene | daily maximum | ≤ .15 lb/d | all year | 102 |
| Hexachlorobutadiene | daily average | ≤ .047 lb/d | all year | 102 |
| Hexachlorobutadiene | daily maximum | ≤ .1 lb/d | all year | 102 |
| Hexachloroethane | daily average | ≤ .047 lb/d | all year | 102 |
| Hexachloroethane | daily maximum | ≤ .1 lb/d | all year | 102 |
| Methyl chloride [Chloromethane] | daily average | ≤ .22 lb/d | all year | 102 |
| Methyl chloride [Chloromethane] | daily maximum | ≤ .48 lb/d | all year | 102 |
| Methylene chloride | daily average | ≤ .1 lb/d | all year | 102 |
| Methylene chloride | daily maximum | ≤ .22 lb/d | all year | 102 |
| Nitrobenzene | daily average | ≤ .07 lb/d | all year | 102 |
| Nitrobenzene | daily maximum | ≤ .17 lb/d | all year | 102 |
| Phenanthrene | daily average | ≤ .06 lb/d | all year | 102 |
| Phenanthrene | daily maximum | ≤ .15 lb/d | all year | 102 |
| Pyrene | daily average | ≤ .06 lb/d | all year | 102 |
| Pyrene | daily maximum | ≤ .17 lb/d | all year | 102 |
| Tetrachloroethylene | daily average | ≤ .06 lb/d | all year | 102 |
| Tetrachloroethylene | daily maximum | ≤ .14 lb/d | all year | 102 |
| 1,1-Dichloroethane | daily average | ≤ .06 lb/d | all year | 102 |
| 1,1-Dichloroethane | daily maximum | ≤ .15 lb/d | all year | 102 |
| 1,1-Dichloroethylene | daily average | ≤ .04 lb/d | all year | 102 |
| 1,1-Dichloroethylene | daily maximum | ≤ .06 lb/d | all year | 102 |
| 1,1,1-Trichloroethane | daily average | ≤ .05 lb/d | all year | 102 |
| 1,1,1-Trichloroethane | daily maximum | ≤ .14 lb/d | all year | 102 |
| 1,1,2-Trichloroethane | daily average | ≤ .05 lb/d | all year | 102 |
| 1,1,2-Trichloroethane | daily maximum | ≤ .14 lb/d | all year | 102 |
| Benzo[a]anthracene | daily average | ≤ .0053 lb/d | all year | 102 |
| Benzo[a]anthracene | daily maximum | ≤ .011 lb/d | all year | 102 |
| 1,2-Dichlorobenzene | daily average | ≤ .19 lb/d | all year | 102 |
| 1,2-Dichlorobenzene | daily maximum | ≤ .41 lb/d | all year | 102 |
| 1,2-Dichloropropane | daily average | ≤ .38 lb/d | all year | 102 |
| 1,2-Dichloropropane | daily maximum | ≤ .58 lb/d | all year | 102 |
| trans-1,2-Dichloroethylene | daily average | ≤ .05 lb/d | all year | 102 |
| trans-1,2-Dichloroethylene | daily maximum | ≤ .14 lb/d | all year | 102 |
| 1,2,4-Trichlorobenzene | daily average | ≤ .17 lb/d | all year | 102 |
| 1,2,4-Trichlorobenzene | daily maximum | ≤ .35 lb/d | all year | 102 |
| 1,3-Dichlorobenzene | daily average | ≤ .08 lb/d | all year | 102 |
| 1,3-Dichlorobenzene | daily maximum | ≤ .11 lb/d | all year | 102 |
| 1,4-Dichlorobenzene | daily average | ≤ .04 lb/d | all year | 102 |
| 1,4-Dichlorobenzene | daily maximum | ≤ .07 lb/d | all year | 102 |
| 2-Chlorophenol | daily average | ≤ .08 lb/d | all year | 102 |
| 2-Chlorophenol | daily maximum | ≤ .25 lb/d | all year | 102 |
| 2-Nitrophenol | daily average | ≤ .1 lb/d | all year | 102 |
| 2-Nitrophenol | daily maximum | ≤ .17 lb/d | all year | 102 |
| 2,4-Dichlorophenol | daily average | ≤ .1 lb/d | all year | 102 |
| 2,4-Dichlorophenol | daily maximum | ≤ .28 lb/d | all year | 102 |
| 2,4-Dimethylphenol | daily average | ≤ .05 lb/d | all year | 102 |
| 2,4-Dimethylphenol | daily maximum | ≤ .09 lb/d | all year | 102 |
| 2,4-Dinitrotoluene | daily average | ≤ .28 lb/d | all year | 102 |
| 2,4-Dinitrotoluene | daily maximum | ≤ .71 lb/d | all year | 102 |
| 2,4-Dinitrophenol | daily average | ≤ .18 lb/d | all year | 102 |
| 2,4-Dinitrophenol | daily maximum | ≤ .31 lb/d | all year | 102 |
| 2,6-Dinitrotoluene | daily average | ≤ .64 lb/d | all year | 102 |
| 2,6-Dinitrotoluene | daily maximum | ≤ 1.6 lb/d | all year | 102 |
| 4-Nitrophenol | daily average | ≤ .18 lb/d | all year | 102 |
| 4-Nitrophenol | daily maximum | ≤ .31 lb/d | all year | 102 |
| 4,6-Dinitro-o-cresol | daily average | ≤ .2 lb/d | all year | 102 |
| 4,6-Dinitro-o-cresol | daily maximum | ≤ .69 lb/d | all year | 102 |
| Phenol | daily average | ≤ .04 lb/d | all year | 102 |
| Phenol | daily maximum | ≤ .07 lb/d | all year | 102 |
| Naphthalene | daily average | ≤ .06 lb/d | all year | 102 |
| Naphthalene | daily maximum | ≤ .15 lb/d | all year | 102 |
| Di[2-ethylhexyl] phthalate [DEHP] | daily average | ≤ .26 lb/d | all year | 102 |
| Di[2-ethylhexyl] phthalate [DEHP] | daily maximum | ≤ .7 lb/d | all year | 102 |
| Di-n-butyl phthalate | daily average | ≤ .07 lb/d | all year | 102 |
| Di-n-butyl phthalate | daily maximum | ≤ .14 lb/d | all year | 102 |
| Vinyl chloride | daily average | ≤ .26 lb/d | all year | 102 |
| Vinyl chloride | daily maximum | ≤ .67 lb/d | all year | 102 |
| Trichloroethylene | daily average | ≤ .05 lb/d | all year | 102 |
| Trichloroethylene | daily maximum | ≤ .14 lb/d | all year | 102 |
| Hexachlorobenzene | daily average | ≤ .00014 lb/d | all year | 102 |
| Hexachlorobenzene | daily maximum | ≤ .00031 lb/d | all year | 102 |
| Flow, in conduit or thru treatment plant | daily average | ≤ 3.24 MGD | all year | 102 |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ 4.82 MGD | all year | 102 |
| 1,3-Dichloropropylene | daily average | ≤ .07 lb/d | all year | 102 |
| 1,3-Dichloropropylene | daily maximum | ≤ .11 lb/d | all year | 102 |
| Enterococci | daily average | report only (CFU/100mL) | all year | 102 |
| Enterococci | daily maximum | report only (CFU/100mL) | all year | 102 |
| 3,4-Benzofluoranthene | daily average | ≤ .06 lb/d | all year | 102 |
| 3,4-Benzofluoranthene | daily maximum | ≤ .15 lb/d | all year | 102 |
| Chloroethane | daily average | ≤ .26 lb/d | all year | 102 |
| Chloroethane | daily maximum | ≤ .67 lb/d | all year | 102 |
| 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 | TX2 |
| 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 | TX2 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (pass=0;fail=1) | all year | TX2 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (pass=0;fail=1) | all year | TX2 |
| NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 7-day minimum | report only (%) | all year | TX2 |
| NOEC Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | monthly average minimum | report only (%) | all year | TX2 |
| NOEC Lethal Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (%) | all year | TX2 |
| NOEC Lethal Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (%) | all year | TX2 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 7-day minimum | report only (%) | all year | TX2 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | monthly average minimum | report only (%) | all year | TX2 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (%) | all year | TX2 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (%) | all year | TX2 |
| 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 | TX2 |
| 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 | TX2 |
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (pass=0;fail=1) | all year | TX2 |
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (pass=0;fail=1) | all year | TX2 |
| LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 7-day minimum | report only (%) | all year | TX2 |
| LOEC Lethal Survival Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | monthly average minimum | report only (%) | all year | TX2 |
| LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (%) | all year | TX2 |
| LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (%) | all year | TX2 |
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia) | 7-day minimum | report only (%) | all year | TX2 |
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia) | monthly average minimum | report only (%) | all year | TX2 |
| LOEC Sub-Lethal Growth Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (%) | all year | TX2 |
| LOEC Sub-Lethal Growth Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (%) | all year | TX2 |
| LC50 Pass/Fail Static 24Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | single sample | report only (pass=0;fail=1) | all year | TXB |
| LC50 Pass/Fail Static 24Hr Acute Menidia beryllina | single grab sample | report only (pass=0;fail=1) | all year | TXB |
| Parameter | New limit | New or tighter | Median, last 12 months | × new limit |
|---|---|---|---|---|
| Benzo[a]anthracene, daily average outfall 002 | 0.00085 mg/L | new | — | — |
| Benzo[a]anthracene, daily maximum outfall 002 | 0.0018 mg/L | new | — | — |
| Benzo[a]pyrene, daily average outfall 002 | 0.000085 mg/L | new | — | — |
| Benzo[a]pyrene, daily maximum outfall 002 | 0.00018 mg/L | new | — | — |
| Hexachlorobenzene, daily average outfall 002 | 0.000023 mg/L | new | — | — |
| Hexachlorobenzene, daily maximum outfall 002 | 0.000049 mg/L | new | — | — |
| Hexachlorobutadiene, daily average outfall 002 | 0.0075 mg/L | new | — | — |
| Hexachlorobutadiene, daily maximum outfall 002 | 0.16 mg/L | new | — | — |
| Enterococci, daily average outfall 102 | 35 CFU/100mL | new | — | — |
| Enterococci, daily maximum outfall 102 | 104 CFU/100mL | new | — | — |
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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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/TX0005762 · MCP: https://passage-data.com/mcp