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Georgia Department of Defense - GAARNG CFMO ENV

Federal facility (National Security), Fort Stewart, Georgia. NPDES permit GA0027685 expired Feb 28, 2026; its limits still apply. Last 12 months: no values over a limit, 2 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due: About 15 days after each period: form 01 monthly (10 values)
Last report on file: September 2026
Oct 2024 – Sep 2025: 0 values over a limit, 0 required values missing, 4 of 12 reports late

Limits in force (10)

Parameter	Statistic	Limit	Months
pH	minimum	≥ 6 SU	all year
pH	maximum	≤ 8.5 SU	all year
Solids, total suspended	daily average	≤ 9 mg/L	all year
Solids, total suspended	daily maximum	≤ 14 mg/L	all year
Oil & Grease	daily average	≤ 5 mg/L	all year
Oil & Grease	daily maximum	≤ 8 mg/L	all year
Phosphorus, total [as P]	daily average	report only (mg/L)	all year
Phosphorus, total [as P]	daily maximum	report only (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?

Solids, total suspended, daily maximum 14 mg/L — stricter than 94% of 147 other minor federal facilities nationwide
pH, maximum 8.5 SU — stricter than 84% of 201 other minor federal facilities nationwide; 14% have the same limit
Oil & Grease, daily maximum 8 mg/L — stricter than 77% of 84 other minor federal facilities nationwide

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

Same industry: the 6 National Security and International Affairs permits in Georgia.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/GA0027685 · MCP: https://passage-data.com/mcp