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Gulf Copper LLC

Ship Building And Repairing, Galveston, Texas. NPDES permit TX0005754, in force until Apr 27, 2031. Last 12 months: over a limit 10 times (last September 2026), 2 of 48 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 20 days after each period: outfall 001 form A monthly (17 values), outfall 004 form A monthly (15 values), outfall 005 form A monthly (12 values), outfall 006 form A monthly (6 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
25 values over a limit, 0 required values missing, 8 of 48 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
October 2025Coliform, fecal general, daily average> 17.3 CFU/100mL≤ 14 CFU/100mL—
October 2025Coliform, fecal general, daily maximum> 2420 CFU/100mL≤ 28 CFU/100mL—
November 2025Coliform, fecal general, daily maximum35 CFU/100mL≤ 28 CFU/100mL25%
December 2025Solids, total suspended, daily maximum62.7 mg/L≤ 45 mg/L39%
April 2026Coliform, fecal general, daily maximum90.9 CFU/100mL≤ 28 CFU/100mL225%
July 2026Coliform, fecal general, daily average196 CFU/100mL≤ 14 CFU/100mL1300%
July 2026Coliform, fecal general, daily maximum242000 CFU/100mL≤ 28 CFU/100mL—
August 2026Coliform, fecal general, daily average> 99.5 CFU/100mL≤ 14 CFU/100mL—
August 2026Coliform, fecal general, daily maximum> 914000 CFU/100mL≤ 28 CFU/100mL—
September 2026Coliform, fecal general, daily maximum310 CFU/100mL≤ 28 CFU/100mL1007%

Limits in force (50)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]monthly minimum≥ 2 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily average≤ 20 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cdaily average≤ 2.7 lb/dall year001
BOD, 5-day, 20 deg. Cdaily maximum≤ 7.5 lb/dall year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendeddaily average≤ 20 mg/Lall year001
Solids, total suspendeddaily maximum≤ 45 mg/Lall year001
Solids, total suspendeddaily average≤ 2.7 lb/dall year001
Solids, total suspendeddaily maximum≤ 7.5 lb/dall year001
Flow, in conduit or thru treatment plantdaily average≤ .016 MGDall year001
Flow, in conduit or thru treatment plantdaily maximum≤ .02 MGDall year001
Chlorine, total residualmonthly minimum≥ 1 mg/Lall year001
Chlorine, total residualmonthly maximum≤ 4 mg/Lall year001
Coliform, fecal generaldaily average≤ 14 CFU/100mLall year001
Coliform, fecal generaldaily maximum≤ 28 CFU/100mLall year001
pHminimum≥ 6 SUall year004
pHmaximum≤ 9 SUall year004
Solids, total suspendeddaily averagereport only (mg/L)all year004
Solids, total suspendeddaily maximumreport only (mg/L)all year004
Solids, total suspendeddaily averagereport only (mg/L)all year004
Solids, total suspendeddaily maximumreport only (mg/L)all year004
Solids, total suspendeddaily average≤ 50 mg/Lall year004
Solids, total suspendeddaily maximum≤ 100 mg/Lall year004
Oil & Greasedaily maximum≤ 15 mg/Lall year004
Cyanide, free [as free]daily averagereport only (mg/L)all year004
Cyanide, free [as free]daily maximumreport only (mg/L)all year004
Copper, total [as Cu]daily maximumreport only (mg/L)all year004
Zinc, total [as Zn]daily maximumreport only (mg/L)all year004
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year004
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year004
pHminimum≥ 6 SUall year005
pHmaximum≤ 9 SUall year005
Solids, total suspendeddaily averagereport only (mg/L)all year005
Solids, total suspendeddaily maximumreport only (mg/L)all year005
Solids, total suspendeddaily averagereport only (mg/L)all year005
Solids, total suspendeddaily maximumreport only (mg/L)all year005
Solids, total suspendeddaily average≤ 50 mg/Lall year005
Solids, total suspendeddaily maximum≤ 100 mg/Lall year005
Oil & Greasedaily maximum≤ 15 mg/Lall year005
Copper, total [as Cu]daily maximumreport only (mg/L)all year005
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year005
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year005
pHminimum≥ 6 SUall year006
pHmaximum≤ 9 SUall year006
Solids, total suspendeddaily maximum≤ 100 mg/Lall year006
Oil & Greasedaily maximum≤ 15 mg/Lall year006
Flow, in conduit or thru treatment plantdaily averagereport only (MGD)all year006
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year006

How strict are these limits?

Cited limits by parameter: Texas's rules and the federal ones.

Same industry: the 8 Transportation Equipment 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/TX0005754 · MCP: https://passage-data.com/mcp