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Gibbons Creek Environmental Redevelopment Group LLC

Electric Services, major discharger, Grimes County, Texas. NPDES permit TX0074438 expired Jul 2, 2025; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Reports due: About 20 days after each period: form A monthly (10 values)
Last report on file: September 2026
Oct 2024 – Sep 2025: 5 values over a limit, 0 required values missing, 0 of 12 reports late

Limits in force (10)

Parameter	Statistic	Limit	Months
Oxygen demand, chem. [high level] [COD]	daily average	≤ 200 mg/L	all year
Oxygen demand, chem. [high level] [COD]	daily maximum	≤ 300 mg/L	all year
pH	minimum	≥ 6 SU	all year
pH	maximum	≤ 9 SU	all year
Solids, total suspended	daily average	≤ 30 mg/L	all year
Solids, total suspended	daily maximum	≤ 100 mg/L	all year
Oil & Grease	daily average	≤ 15 mg/L	all year
Oil & Grease	daily maximum	≤ 20 mg/L	all year
Flow, in conduit or thru treatment plant	daily average	report only (MGD)	all year
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year

How strict are these limits?

Oxygen demand, chem. [high level] [COD], daily maximum 300 mg/L — stricter than 13% of 45 other major industrial and other permits in Texas; 2% have the same limit
Solids, total suspended, daily average 30 mg/L — stricter than 12% of 102 other major industrial and other permits in Texas; 45% have the same limit

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

Same industry: the 87 Electric Services 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/TX0074438 · MCP: https://passage-data.com/mcp