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Synthetic Rubber, major discharger, Beaumont, Texas. NPDES permit TX0005061 expired Oct 7, 2026; its limits still apply. Last 12 months: over a limit 4 times (last March 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| March 2026 | Whole Effluent Toxicity [WET] - P. promelas, 7-day minimum | 31 % | ≥ 80 % | 61% |
| March 2026 | Whole Effluent Toxicity [WET] - P. promelas, 7-day minimum | 31 % | ≥ 99 % | 69% |
| March 2026 | Whole Effluent Toxicity [WET] - P. promelas, monthly average minimum | 31 % | ≥ 80 % | 61% |
| March 2026 | Whole Effluent Toxicity [WET] - P. promelas, monthly average minimum | 31 % | ≥ 99 % | 69% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | daily average | ≤ 97 deg F | all year | 001 |
| Temperature, water deg. fahrenheit | daily maximum | ≤ 105 deg F | all year | 001 |
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 5 mg/L | all year | 001 |
| Oxygen demand, chem. [high level] [COD] | daily average | ≤ 7276 lb/d | all year | 001 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 12594 lb/d | all year | 001 |
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | daily average | ≤ 1487 lb/d | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 3659 lb/d | all year | 001 |
| Oil & Grease | daily average | ≤ 334 lb/d | all year | 001 |
| Oil & Grease | daily maximum | ≤ 699 lb/d | all year | 001 |
| Nitrogen, ammonia total [as N] | daily average | ≤ 99 lb/d | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 200 lb/d | all year | 001 |
| Sulfate, total [as SO4] | daily average | ≤ 6938 lb/d | all year | 001 |
| Sulfate, total [as SO4] | daily maximum | ≤ 14678 lb/d | all year | 001 |
| Aluminum, total [as Al] | daily average | ≤ 32 lb/d | all year | 001 |
| Aluminum, total [as Al] | daily maximum | ≤ 68 lb/d | all year | 001 |
| Carbon tetrachloride | daily average | ≤ .34 lb/d | all year | 001 |
| Carbon tetrachloride | daily maximum | ≤ .73 lb/d | all year | 001 |
| 1,2-Dichloroethane | daily average | ≤ .23 lb/d | all year | 001 |
| 1,2-Dichloroethane | daily maximum | ≤ .7 lb/d | all year | 001 |
| Chloroform | daily average | ≤ .47 lb/d | all year | 001 |
| Chloroform | daily maximum | ≤ 1.04 lb/d | all year | 001 |
| Toluene | daily average | ≤ .59 lb/d | all year | 001 |
| Toluene | daily maximum | ≤ 1.8 lb/d | all year | 001 |
| Benzene | daily average | ≤ .83 lb/d | all year | 001 |
| Benzene | daily maximum | ≤ 3.06 lb/d | all year | 001 |
| Acenaphthylene | daily average | ≤ .07 lb/d | all year | 001 |
| Acenaphthylene | daily maximum | ≤ .2 lb/d | all year | 001 |
| Acenaphthene | daily average | ≤ .07 lb/d | all year | 001 |
| Acenaphthene | daily maximum | ≤ .2 lb/d | all year | 001 |
| Acrylonitrile | daily average | ≤ .32 lb/d | all year | 001 |
| Acrylonitrile | daily maximum | ≤ .81 lb/d | all year | 001 |
| Anthracene | daily average | ≤ .07 lb/d | all year | 001 |
| Anthracene | daily maximum | ≤ .2 lb/d | all year | 001 |
| Benzo[k]fluoranthene | daily average | ≤ .07 lb/d | all year | 001 |
| Benzo[k]fluoranthene | daily maximum | ≤ .2 lb/d | all year | 001 |
| Benzo[a]pyrene | daily average | ≤ .033 lb/d | all year | 001 |
| Benzo[a]pyrene | daily maximum | ≤ .07 lb/d | all year | 001 |
| Chlorobenzene | daily average | ≤ .05 lb/d | all year | 001 |
| Chlorobenzene | daily maximum | ≤ .09 lb/d | all year | 001 |
| Chrysene | daily average | ≤ .07 lb/d | all year | 001 |
| Chrysene | daily maximum | ≤ .2 lb/d | all year | 001 |
| Diethyl phthalate | daily average | ≤ .27 lb/d | all year | 001 |
| Diethyl phthalate | daily maximum | ≤ .68 lb/d | all year | 001 |
| Dimethyl phthalate | daily average | ≤ .06 lb/d | all year | 001 |
| Dimethyl phthalate | daily maximum | ≤ .16 lb/d | all year | 001 |
| Ethylbenzene | daily average | ≤ .11 lb/d | all year | 001 |
| Ethylbenzene | daily maximum | ≤ .36 lb/d | all year | 001 |
| Fluoranthene | daily average | ≤ .08 lb/d | all year | 001 |
| Fluoranthene | daily maximum | ≤ .23 lb/d | all year | 001 |
| Fluorene | daily average | ≤ .07 lb/d | all year | 001 |
| Fluorene | daily maximum | ≤ .2 lb/d | all year | 001 |
| Hexachlorobutadiene | daily average | ≤ .15 lb/d | all year | 001 |
| Hexachlorobutadiene | daily maximum | ≤ .31 lb/d | all year | 001 |
| Hexachloroethane | daily average | ≤ .7 lb/d | all year | 001 |
| Hexachloroethane | daily maximum | ≤ .18 lb/d | all year | 001 |
| Methyl chloride [Chloromethane] | daily average | ≤ .29 lb/d | all year | 001 |
| Methyl chloride [Chloromethane] | daily maximum | ≤ .63 lb/d | all year | 001 |
| Methylene chloride | daily average | ≤ .13 lb/d | all year | 001 |
| Methylene chloride | daily maximum | ≤ .3 lb/d | all year | 001 |
| Nitrobenzene | daily average | ≤ .09 lb/d | all year | 001 |
| Nitrobenzene | daily maximum | ≤ .23 lb/d | all year | 001 |
| Phenanthrene | daily average | ≤ .07 lb/d | all year | 001 |
| Phenanthrene | daily maximum | ≤ .2 lb/d | all year | 001 |
| Pyrene | daily average | ≤ .08 lb/d | all year | 001 |
| Pyrene | daily maximum | ≤ .22 lb/d | all year | 001 |
| Tetrachloroethylene | daily average | ≤ .07 lb/d | all year | 001 |
| Tetrachloroethylene | daily maximum | ≤ .19 lb/d | all year | 001 |
| 1,1-Dichloroethane | daily average | ≤ .07 lb/d | all year | 001 |
| 1,1-Dichloroethane | daily maximum | ≤ .2 lb/d | all year | 001 |
| 1,1-Dichloroethylene | daily average | ≤ .05 lb/d | all year | 001 |
| 1,1-Dichloroethylene | daily maximum | ≤ .08 lb/d | all year | 001 |
| 1,1,1-Trichloroethane | daily average | ≤ .07 lb/d | all year | 001 |
| 1,1,1-Trichloroethane | daily maximum | ≤ .18 lb/d | all year | 001 |
| 1,1,2-Trichloroethane | daily average | ≤ .07 lb/d | all year | 001 |
| 1,1,2-Trichloroethane | daily maximum | ≤ .18 lb/d | all year | 001 |
| Benzo[a]anthracene | daily average | ≤ .033 lb/d | all year | 001 |
| Benzo[a]anthracene | daily maximum | ≤ .07 lb/d | all year | 001 |
| 1,2-Dichlorobenzene | daily average | ≤ .26 lb/d | all year | 001 |
| 1,2-Dichlorobenzene | daily maximum | ≤ .54 lb/d | all year | 001 |
| 1,2-Dichloropropane | daily average | ≤ .51 lb/d | all year | 001 |
| 1,2-Dichloropropane | daily maximum | ≤ .77 lb/d | all year | 001 |
| trans-1,2-Dichloroethylene | daily average | ≤ .07 lb/d | all year | 001 |
| trans-1,2-Dichloroethylene | daily maximum | ≤ .18 lb/d | all year | 001 |
| 1,2,4-Trichlorobenzene | daily average | ≤ .23 lb/d | all year | 001 |
| 1,2,4-Trichlorobenzene | daily maximum | ≤ .47 lb/d | all year | 001 |
| 1,3-Dichlorobenzene | daily average | ≤ .1 lb/d | all year | 001 |
| 1,3-Dichlorobenzene | daily maximum | ≤ .15 lb/d | all year | 001 |
| 1,4-Dichlorobenzene | daily average | ≤ .5 lb/d | all year | 001 |
| 1,4-Dichlorobenzene | daily maximum | ≤ .09 lb/d | all year | 001 |
| 2-Chlorophenol | daily average | ≤ .1 lb/d | all year | 001 |
| 2-Chlorophenol | daily maximum | ≤ .33 lb/d | all year | 001 |
| 2-Nitrophenol | daily average | ≤ .14 lb/d | all year | 001 |
| 2-Nitrophenol | daily maximum | ≤ .23 lb/d | all year | 001 |
| 2,4-Dichlorophenol | daily average | ≤ .12 lb/d | all year | 001 |
| 2,4-Dichlorophenol | daily maximum | ≤ .37 lb/d | all year | 001 |
| 2,4-Dimethylphenol | daily average | ≤ .06 lb/d | all year | 001 |
| 2,4-Dimethylphenol | daily maximum | ≤ .12 lb/d | all year | 001 |
| 2,4-Dinitrotoluene | daily average | ≤ .38 lb/d | all year | 001 |
| 2,4-Dinitrotoluene | daily maximum | ≤ .95 lb/d | all year | 001 |
| 2,4-Dinitrophenol | daily average | ≤ .24 lb/d | all year | 001 |
| 2,4-Dinitrophenol | daily maximum | ≤ .41 lb/d | all year | 001 |
| 2,6-Dinitrotoluene | daily average | ≤ .85 lb/d | all year | 001 |
| 2,6-Dinitrotoluene | daily maximum | ≤ 2.14 lb/d | all year | 001 |
| 4-Nitrophenol | daily average | ≤ .24 lb/d | all year | 001 |
| 4-Nitrophenol | daily maximum | ≤ .41 lb/d | all year | 001 |
| 4,6-Dinitro-o-cresol | daily average | ≤ .26 lb/d | all year | 001 |
| 4,6-Dinitro-o-cresol | daily maximum | ≤ .92 lb/d | all year | 001 |
| Phenol | daily average | ≤ .05 lb/d | all year | 001 |
| Phenol | daily maximum | ≤ .09 lb/d | all year | 001 |
| Naphthalene | daily average | ≤ .07 lb/d | all year | 001 |
| Naphthalene | daily maximum | ≤ .2 lb/d | all year | 001 |
| Di[2-ethylhexyl] phthalate [DEHP] | daily average | ≤ .34 lb/d | all year | 001 |
| Di[2-ethylhexyl] phthalate [DEHP] | daily maximum | ≤ .93 lb/d | all year | 001 |
| Di-n-butyl phthalate | daily average | ≤ .09 lb/d | all year | 001 |
| Di-n-butyl phthalate | daily maximum | ≤ .19 lb/d | all year | 001 |
| Vinyl chloride | daily average | ≤ .35 lb/d | all year | 001 |
| Vinyl chloride | daily maximum | ≤ .89 lb/d | all year | 001 |
| Trichloroethylene | daily average | ≤ .07 lb/d | all year | 001 |
| Trichloroethylene | daily maximum | ≤ .18 lb/d | all year | 001 |
| Hexachlorobenzene | daily average | ≤ .0008 lb/d | all year | 001 |
| Hexachlorobenzene | daily maximum | ≤ .0017 lb/d | all year | 001 |
| Chloride | daily average | report only (lb/d) | all year | 001 |
| Chloride | daily maximum | report only (lb/d) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily average | ≤ 6 MGD | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ 10 MGD | all year | 001 |
| Chlorine, total residual | monthly minimum | ≥ 1 mg/L | all year | 001 |
| 1,3-Dichloropropylene | daily average | ≤ .1 lb/d | all year | 001 |
| 1,3-Dichloropropylene | daily maximum | ≤ .15 lb/d | all year | 001 |
| Phenolic compounds, total | daily average | ≤ 3.16 lb/d | all year | 001 |
| Phenolic compounds, total | daily maximum | ≤ 9.6 lb/d | all year | 001 |
| Solids, total dissolved | daily average | ≤ 41613 lb/d | all year | 001 |
| Solids, total dissolved | daily maximum | ≤ 88039 lb/d | all year | 001 |
| 3,4-Benzofluoranthene | daily average | ≤ .08 lb/d | all year | 001 |
| 3,4-Benzofluoranthene | daily maximum | ≤ .2 lb/d | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | daily average | ≤ 300 lb/d | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 600 lb/d | 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 |
| Chloroethane | daily average | ≤ .35 lb/d | all year | 001 |
| Chloroethane | daily maximum | ≤ .9 lb/d | 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 | ≤ 55 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 |
| Whole Effluent Toxicity [WET] - C. dubia | 7-day minimum | ≥ 99 % | all year | TX1 |
| Whole Effluent Toxicity [WET] - C. dubia | monthly average minimum | ≥ 99 % | all year | TX1 |
| Whole Effluent Toxicity [WET] - C. dubia | 7-day minimum | ≥ 80 % | all year | TX1 |
| Whole Effluent Toxicity [WET] - C. dubia | monthly average minimum | ≥ 80 % | all year | TX1 |
| Whole Effluent Toxicity [WET] - P. promelas | 7-day minimum | ≥ 80 % | all year | TX1 |
| Whole Effluent Toxicity [WET] - P. promelas | monthly average minimum | ≥ 80 % | all year | TX1 |
| Whole Effluent Toxicity [WET] - P. promelas | 7-day minimum | ≥ 99 % | all year | TX1 |
| Whole Effluent Toxicity [WET] - P. promelas | monthly average minimum | ≥ 99 % | all year | TX1 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Ceriodaphnia dubia | monthly average minimum | report only (pass=0;fail=1) | all year | TX1 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Pimephales promelas | monthly average minimum | report only (pass=0;fail=1) | all year | TX1 |
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (%) | all year | TX1 |
| NOEC Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | monthly average minimum | report only (%) | all year | TX1 |
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (%) | all year | TX1 |
| NOEC Lethal Static Renewal 7 Day Chronic Pimephales promelas | monthly average minimum | report only (%) | all year | TX1 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day average | report only (%) | all year | TX1 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | monthly average minimum | report only (%) | all year | TX1 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (%) | all year | TX1 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Pimephales promelas | monthly average minimum | report only (%) | all year | TX1 |
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Ceriodaphnia dubia | monthly average minimum | report only (pass=0;fail=1) | all year | TX1 |
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Pinephales promelas | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Pinephales promelas | monthly average minimum | report only (pass=0;fail=1) | all year | TX1 |
| LOEC Lethal Survival Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (%) | all year | TX1 |
| LOEC Lethal Survival Static Renewal 7 Day Chronic Ceriodaphnia dubia | monthly average minimum | report only (%) | all year | TX1 |
| LOEC Lethal Survival Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (%) | all year | TX1 |
| LOEC Lethal Survival Static Renewal 7 Day Chronic Pimephales promelas | monthly average minimum | report only (%) | all year | TX1 |
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Ceriodaphnia dubia | 7-day minimum | report only (%) | all year | TX1 |
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Ceriodaphnia dubia | monthly average minimum | report only (%) | all year | TX1 |
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Pimephales promelas | 7-day minimum | report only (%) | all year | TX1 |
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Pimephales promelas | monthly average minimum | report only (%) | all year | TX1 |
| Whole effluent toxicity - retest #1 | single sample | report only (pass=0;fail=1) | all year | TXA |
| Whole effluent toxicity - retest #2 | single sample | report only (pass=0;fail=1) | all year | TXA |
| LC50 Pass/Fail Static 24Hr Acute D. Pulex | single sample | report only (pass=0;fail=1) | all year | TXA |
| LC50 Pass/Fail Static 24Hr Acute Pimephales promelas | 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/TX0005061 · MCP: https://passage-data.com/mcp