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Special Warehousing And Storage, major discharger, Deer Park, Texas. NPDES permit TX0068349, in force until Apr 11, 2030. Last 12 months: no values over a limit, 214 required values missing, 9 of 158 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 150 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 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Total purgeable halocarbons | daily maximum | ≤ .5 mg/L | all year | 001 |
| Total purgeable halocarbons | daily maximum | ≤ .5 mg/L | all year | 001 |
| Phenols | daily maximum | ≤ .1 mg/L | all year | 001 |
| Phenols | daily maximum | ≤ .1 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 |
| pH | minimum | ≥ 6 SU | all year | 002 |
| pH | maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 74.1 mg/L | all year | 002 |
| Solids, total suspended | daily average | ≤ 62.1 lb/d | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 150.2 lb/d | all year | 002 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 002 |
| Oil & Grease | daily average | ≤ 23 lb/d | all year | 002 |
| Oil & Grease | daily maximum | ≤ 34 lb/d | all year | 002 |
| Nitrogen, organic total [as N] | daily maximum | ≤ 13 mg/L | all year | 002 |
| Nitrogen, organic total [as N] | daily average | ≤ 15 lb/d | all year | 002 |
| Nitrogen, organic total [as N] | daily maximum | ≤ 30 lb/d | all year | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 7 mg/L | all year | 002 |
| Nitrogen, ammonia total [as N] | daily average | ≤ 11.3 lb/d | all year | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 16 lb/d | all year | 002 |
| Phosphate, total [as PO4] | daily maximum | ≤ 15 mg/L | all year | 002 |
| Cyanide, free [as free] | daily maximum | ≤ .00557 mg/L | all year | 002 |
| Cyanide, free [as free] | daily average | ≤ .00599 lb/d | all year | 002 |
| Cyanide, free [as free] | daily maximum | ≤ .0127 lb/d | all year | 002 |
| Sulfide, total [as S] | daily maximum | ≤ .4 mg/L | all year | 002 |
| Sulfide, total [as S] | daily average | ≤ .45 lb/d | all year | 002 |
| Sulfide, total [as S] | daily maximum | ≤ .9 lb/d | all year | 002 |
| Copper, total [as Cu] | daily maximum | ≤ .0139 mg/L | all year | 002 |
| Copper, total [as Cu] | daily average | ≤ .015 lb/d | all year | 002 |
| Copper, total [as Cu] | daily maximum | ≤ .0317 lb/d | all year | 002 |
| Total purgeable halocarbons | daily maximum | ≤ .2 mg/L | all year | 002 |
| Total purgeable halocarbons | daily average | ≤ .22 lb/d | all year | 002 |
| Total purgeable halocarbons | daily maximum | ≤ .46 lb/d | all year | 002 |
| BTEX | daily maximum | ≤ .46 mg/L | all year | 002 |
| BTEX | daily average | ≤ .31 lb/d | all year | 002 |
| BTEX | daily maximum | ≤ 1.1 lb/d | all year | 002 |
| Flow, in conduit or thru treatment plant | daily average | ≤ .273 MGD | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ .546 MGD | all year | 002 |
| Chlorine, total residual | instantaneous maximum | < .1 mg/L | all year | 002 |
| Enterococci | daily average | ≤ 35 CFU/100mL | all year | 002 |
| Enterococci | daily maximum | ≤ 130 CFU/100mL | all year | 002 |
| Mercury, total [as Hg] | daily maximum | ≤ .0000723 mg/L | all year | 002 |
| Mercury, total [as Hg] | daily average | ≤ .0000776 lb/d | all year | 002 |
| Mercury, total [as Hg] | daily maximum | ≤ .000159 lb/d | all year | 002 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 39.5 mg/L | all year | 002 |
| BOD, carbonaceous [5 day, 20 C] | daily average | ≤ 45 lb/d | all year | 002 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 90 lb/d | all year | 002 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 150 mg/L | all year | 003 |
| pH | minimum | ≥ 6 SU | all year | 003 |
| pH | maximum | ≤ 9 SU | all year | 003 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 003 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Total purgeable halocarbons | daily maximum | ≤ .5 mg/L | all year | 003 |
| Total purgeable halocarbons | daily maximum | ≤ .5 mg/L | all year | 003 |
| Phenols | daily maximum | ≤ .1 mg/L | all year | 003 |
| Phenols | daily maximum | ≤ .1 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 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 150 mg/L | all year | 004 |
| pH | minimum | ≥ 6 SU | all year | 004 |
| pH | maximum | ≤ 9 SU | all year | 004 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 004 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 004 |
| Total purgeable halocarbons | daily maximum | ≤ .5 mg/L | all year | 004 |
| Total purgeable halocarbons | daily maximum | ≤ .5 mg/L | all year | 004 |
| Phenols | daily maximum | ≤ .1 mg/L | all year | 004 |
| Phenols | daily maximum | ≤ .1 mg/L | all year | 004 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 004 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 150 mg/L | all year | 005 |
| pH | minimum | ≥ 6 SU | all year | 005 |
| pH | maximum | ≤ 9 SU | all year | 005 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 005 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 005 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 005 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 005 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 005 |
| Total purgeable halocarbons | daily maximum | ≤ .5 mg/L | all year | 005 |
| Total purgeable halocarbons | daily maximum | ≤ .5 mg/L | all year | 005 |
| Phenols | daily maximum | ≤ .1 mg/L | all year | 005 |
| Phenols | daily maximum | ≤ .1 mg/L | all year | 005 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 005 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 005 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 150 mg/L | all year | 006 |
| pH | minimum | ≥ 6 SU | all year | 006 |
| pH | maximum | ≤ 9 SU | all year | 006 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 006 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 006 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 006 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 006 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 006 |
| Total purgeable halocarbons | daily maximum | ≤ .5 mg/L | all year | 006 |
| Total purgeable halocarbons | daily maximum | ≤ .5 mg/L | all year | 006 |
| Phenols | daily maximum | ≤ .1 mg/L | all year | 006 |
| Phenols | daily maximum | ≤ .1 mg/L | all year | 006 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 006 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 006 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 150 mg/L | all year | 008 |
| pH | minimum | ≥ 6 SU | all year | 008 |
| pH | maximum | ≤ 9 SU | all year | 008 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 008 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 008 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 008 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 008 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 008 |
| Total purgeable halocarbons | daily maximum | ≤ .5 mg/L | all year | 008 |
| Total purgeable halocarbons | daily maximum | ≤ .5 mg/L | all year | 008 |
| Phenols | daily maximum | ≤ .1 mg/L | all year | 008 |
| Phenols | daily maximum | ≤ .1 mg/L | all year | 008 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 008 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 008 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 150 mg/L | all year | 010 |
| pH | minimum | ≥ 6 SU | all year | 010 |
| pH | maximum | ≤ 9 SU | all year | 010 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 010 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 010 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 010 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 010 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 010 |
| Total purgeable halocarbons | daily maximum | ≤ .5 mg/L | all year | 010 |
| Total purgeable halocarbons | daily maximum | ≤ .5 mg/L | all year | 010 |
| Phenols | daily maximum | ≤ .1 mg/L | all year | 010 |
| Phenols | daily maximum | ≤ .1 mg/L | all year | 010 |
| Flow, in conduit or thru treatment plant | daily average | report only (MGD) | all year | 010 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 010 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 400 mg/L | all year | 011 |
| Oxygen demand, chem. [high level] [COD] | daily average | ≤ 1565 lb/d | all year | 011 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 2478 lb/d | all year | 011 |
| Solids, total suspended | daily maximum | ≤ 74.1 mg/L | all year | 011 |
| Solids, total suspended | daily average | ≤ 171 lb/d | all year | 011 |
| Solids, total suspended | daily maximum | ≤ 413 lb/d | all year | 011 |
| Oil & Grease | daily maximum | ≤ 15 mg/L | all year | 011 |
| Oil & Grease | daily average | ≤ 63 lb/d | all year | 011 |
| Oil & Grease | daily maximum | ≤ 94 lb/d | all year | 011 |
| Nitrogen, organic total [as N] | daily maximum | ≤ 13 mg/L | all year | 011 |
| Nitrogen, organic total [as N] | daily average | ≤ 41 lb/d | all year | 011 |
| Nitrogen, organic total [as N] | daily maximum | ≤ 83 lb/d | all year | 011 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 7 mg/L | all year | 011 |
| Nitrogen, ammonia total [as N] | daily average | ≤ 31 lb/d | all year | 011 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 44 lb/d | all year | 011 |
| Phosphate, total [as PO4] | daily maximum | ≤ 15 mg/L | all year | 011 |
| Cyanide, free [as free] | daily maximum | ≤ .0185 mg/L | all year | 011 |
| Cyanide, free [as free] | daily average | ≤ .055 lb/d | all year | 011 |
| Cyanide, free [as free] | daily maximum | ≤ .116 lb/d | all year | 011 |
| Sulfide, total [as S] | daily maximum | ≤ .4 mg/L | all year | 011 |
| Sulfide, total [as S] | daily average | ≤ 1.24 lb/d | all year | 011 |
| Sulfide, total [as S] | daily maximum | ≤ 2.48 lb/d | all year | 011 |
| Total purgeable halocarbons | daily maximum | ≤ .2 mg/L | all year | 011 |
| Total purgeable halocarbons | daily average | ≤ .61 lb/d | all year | 011 |
| Total purgeable halocarbons | daily maximum | ≤ 1.27 lb/d | all year | 011 |
| BTEX | daily maximum | ≤ .46 mg/L | all year | 011 |
| BTEX | daily average | ≤ .85 lb/d | all year | 011 |
| BTEX | daily maximum | ≤ 3.03 lb/d | all year | 011 |
| Flow, in conduit or thru treatment plant | daily average | ≤ .75 MGD | all year | 011 |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ 1.5 MGD | all year | 011 |
| Chlorine, total residual | instantaneous maximum | ≤ .1 mg/L | all year | 011 |
| Enterococci | daily average | ≤ 35 CFU/100mL | all year | 011 |
| Enterococci | daily maximum | ≤ 130 CFU/100mL | all year | 011 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 106 mg/L | all year | 011 |
| BOD, carbonaceous [5 day, 20 C] | daily average | ≤ 332 lb/d | all year | 011 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 664 lb/d | all year | 011 |
| Whole effluent toxicity - retest #1 | 7-day minimum | report only (fail=0;pass=1) | all year | TX11 |
| Whole effluent toxicity - retest #1 | monthly average minimum | report only (fail=0;pass=1) | all year | TX11 |
| Whole effluent toxicity - retest #2 | 7-day minimum | report only (fail=0;pass=1) | all year | TX11 |
| Whole effluent toxicity - retest #2 | monthly average minimum | report only (fail=0;pass=1) | all year | TX11 |
| IC25 Low Flow Pass/Fail Lethal Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia) | 7-day minimum | report only (fail=0;pass=1) | all year | TX11 |
| IC25 Low Flow Pass/Fail Lethal Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia) | monthly average minimum | report only (fail=0;pass=1) | all year | TX11 |
| IC25 Low Flow Pass/Fail Lethal Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (fail=0;pass=1) | all year | TX11 |
| IC25 Low Flow Pass/Fail Lethal Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (fail=0;pass=1) | all year | TX11 |
| IC25 Low Flow Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (M. bahia) | 7-day minimum | report only (fail=0;pass=1) | all year | TX11 |
| IC25 Low Flow Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (M. bahia) | monthly average minimum | report only (fail=0;pass=1) | all year | TX11 |
| IC25 Low Flow Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (fail=0;pass=1) | all year | TX11 |
| IC25 Low Flow Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (fail=0;pass=1) | all year | TX11 |
| IC25 Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 7-day minimum | report only (%) | all year | TX11 |
| IC25 Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | monthly average minimum | report only (%) | all year | TX11 |
| IC25 Lethal Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (%) | all year | TX11 |
| IC25 Lethal Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (%) | all year | TX11 |
| IC25 Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 7-day minimum | report only (%) | all year | TX11 |
| IC25 Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | monthly average minimum | report only (%) | all year | TX11 |
| IC25 Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (%) | all year | TX11 |
| IC25 Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (%) | all year | TX11 |
| Whole effluent toxicity - retest #1 | 7-day minimum | report only (fail=0;pass=1) | all year | TX2 |
| Whole effluent toxicity - retest #1 | monthly average minimum | report only (fail=0;pass=1) | all year | TX2 |
| Whole effluent toxicity - retest #2 | 7-day minimum | report only (fail=0;pass=1) | all year | TX2 |
| Whole effluent toxicity - retest #2 | monthly average minimum | report only (fail=0;pass=1) | all year | TX2 |
| IC25 Low Flow Pass/Fail Lethal Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia) | 7-day minimum | report only (fail=0;pass=1) | all year | TX2 |
| IC25 Low Flow Pass/Fail Lethal Static Renewal 7 Day Chronic Americamysis bahia (Mysidopsis bahia) | monthly average minimum | report only (fail=0;pass=1) | all year | TX2 |
| IC25 Low Flow Pass/Fail Lethal Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (fail=0;pass=1) | all year | TX2 |
| IC25 Low Flow Pass/Fail Lethal Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (fail=0;pass=1) | all year | TX2 |
| IC25 Low Flow Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (M. bahia) | 7-day minimum | report only (fail=0;pass=1) | all year | TX2 |
| IC25 Low Flow Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (M. bahia) | monthly average minimum | report only (fail=0;pass=1) | all year | TX2 |
| IC25 Low Flow Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (fail=0;pass=1) | all year | TX2 |
| IC25 Low Flow Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (fail=0;pass=1) | all year | TX2 |
| IC25 Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 7-day minimum | report only (%) | all year | TX2 |
| IC25 Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | monthly average minimum | report only (%) | all year | TX2 |
| IC25 Lethal Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (%) | all year | TX2 |
| IC25 Lethal Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (%) | all year | TX2 |
| IC25 Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | 7-day minimum | report only (%) | all year | TX2 |
| IC25 Sub-Lethal Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | monthly average minimum | report only (%) | all year | TX2 |
| IC25 Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | 7-day minimum | report only (%) | all year | TX2 |
| IC25 Sub-Lethal Static Renewal 7 Day Chronic Menidia beryllina | monthly average minimum | report only (%) | all year | TX2 |
| Whole effluent toxicity - retest #1 | single sample | report only (pass=0;fail=1) | all year | TXB |
| Whole effluent toxicity - retest #2 | single sample | report only (pass=0;fail=1) | all year | TXB |
| 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 menidia | single sample | report only (pass=0;fail=1) | all year | TXB |
| Whole effluent toxicity - retest #1 | single sample | report only (pass=0;fail=1) | all year | TXK |
| Whole effluent toxicity - retest #2 | single sample | report only (pass=0;fail=1) | all year | TXK |
| LC50 Pass/Fail Static 24Hr Acute Americamysis bahia (formerly Mysidopsis bahia) | single sample | report only (pass=0;fail=1) | all year | TXK |
| LC50 Pass/Fail Static 24Hr Acute Menidia menidia | single sample | report only (pass=0;fail=1) | all year | TXK |
Cited limits by parameter: Texas's rules and the federal ones.
Same industry: the 22 Motor Freight Transportation and Warehousing 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/TX0068349 · MCP: https://passage-data.com/mcp