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Federal facility (National Security), major discharger, Corpus Christi, Texas. NPDES permit TX0007889, in force until Aug 8, 2027. Last 12 months: over a limit 3 times (last May 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| March 2026 | Enterococci, daily maximum | 816.4 CFU/100mL | ≤ 104 CFU/100mL | 685% |
| May 2026 | Enterococci, daily average | 43.22 CFU/100mL | ≤ 35 CFU/100mL | 23% |
| May 2026 | Enterococci, daily maximum | 2419.6 CFU/100mL | ≤ 104 CFU/100mL | 2227% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen demand, chem. [high level] [COD] | daily average | ≤ 751 lb/d | all year | 001 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | ≤ 1168 lb/d | all year | 001 |
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | daily average | ≤ 250 lb/d | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 563 lb/d | all year | 001 |
| Oil & Grease | daily average | ≤ 23.4 lb/d | all year | 001 |
| Oil & Grease | daily maximum | ≤ 45.62 lb/d | all year | 001 |
| Nitrogen, ammonia total [as N] | daily average | ≤ 12 mg/L | all year | 001 |
| Cyanide, free [as free] | daily average | ≤ .05 lb/d | all year | 001 |
| Cyanide, free [as free] | daily maximum | ≤ .11 lb/d | all year | 001 |
| Cyanide, free [amenable to chlorination] | daily average | ≤ .21 lb/d | all year | 001 |
| Cyanide, free [amenable to chlorination] | daily maximum | ≤ .42 lb/d | all year | 001 |
| Cadmium, total [as Cd] | daily average | ≤ .38 lb/d | all year | 001 |
| Cadmium, total [as Cd] | daily maximum | ≤ .8 lb/d | all year | 001 |
| Chromium, hexavalent [as Cr] | daily average | ≤ .263 lb/d | all year | 001 |
| Chromium, hexavalent [as Cr] | daily maximum | ≤ .55 lb/d | all year | 001 |
| Chromium, total [as Cr] | daily average | ≤ 1.38 lb/d | all year | 001 |
| Chromium, total [as Cr] | daily maximum | ≤ 2.24 lb/d | all year | 001 |
| Copper, total [as Cu] | daily average | ≤ .22 lb/d | all year | 001 |
| Copper, total [as Cu] | daily maximum | ≤ .47 lb/d | all year | 001 |
| Lead, total [as Pb] | daily average | ≤ .94 lb/d | all year | 001 |
| Lead, total [as Pb] | daily maximum | ≤ 1.98 lb/d | all year | 001 |
| Nickel, total [as Ni] | daily average | ≤ .88 lb/d | all year | 001 |
| Nickel, total [as Ni] | daily maximum | ≤ 1.98 lb/d | all year | 001 |
| Silver, total [as Ag] | daily average | ≤ .04 lb/d | all year | 001 |
| Silver, total [as Ag] | daily maximum | ≤ .09 lb/d | all year | 001 |
| Zinc, total [as Zn] | daily average | ≤ 1.68 lb/d | all year | 001 |
| Zinc, total [as Zn] | daily maximum | ≤ 3.56 lb/d | all year | 001 |
| Flow, in conduit or thru treatment plant | daily average | ≤ 1.5 MGD | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ 3.75 MGD | all year | 001 |
| Chlorine, total residual | monthly minimum | ≥ 1 mg/L | all year | 001 |
| Chlorine, total residual | monthly maximum | ≤ 4 mg/L | all year | 001 |
| Enterococci | daily average | ≤ 35 CFU/100mL | all year | 001 |
| Enterococci | daily maximum | ≤ 104 CFU/100mL | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | daily average | ≤ 20 mg/L | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | daily average | ≤ 250 lb/d | all year | 001 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 563 lb/d | all year | 001 |
| Whole effluent toxicity - retest #1 | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Whole effluent toxicity - retest #1 | monthly average minimum | report only (pass=0;fail=1) | all year | TX1 |
| Whole effluent toxicity - retest #2 | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Whole effluent toxicity - retest #2 | monthly average 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) | 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 menidia | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Low Flow Pass/Fail Survival Test Static Renewal 7 Day Chronic Menidia menidia | 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 menidia | 7-day minimum | report only (%) | all year | TX1 |
| NOEC Lethal Static Renewal 7 Day Chronic Menidia menidia | 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 menidia | 7-day minimum | report only (%) | all year | TX1 |
| NOEC Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia | 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 menidia | 7-day minimum | report only (pass=0;fail=1) | all year | TX1 |
| Pass/Fail Sub-Lethal Static Renewal 7 Day Chronic Menidia menidia | 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 menidia | 7-day minimum | report only (%) | all year | TX1 |
| LOEC Lethal Survival Static Renewal 7 Day Chronic Menidia menidia | 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 Reproduction Static Renewal 7 Day Chronic Menidia menidia | 7-day minimum | report only (%) | all year | TX1 |
| LOEC Sub-Lethal Reproduction Static Renewal 7 Day Chronic Menidia menidia | 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 Americamysis bahia (formerly Mysidopsis bahia) | single sample | report only (pass=0;fail=1) | all year | TXA |
| LC50 Pass/Fail Static 24Hr Acute Menidia menidia | 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 5 National Security and International Affairs 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/TX0007889 · MCP: https://passage-data.com/mcp