Treatment Goals Needs
Natural marshes Polishing, AWT with Warm secondary input
Free water surface Secondary to AWT
Subsurface flow Secondary to AWT
Depth Organic Loading
Note: AWT, advanced water treatment; BOD, biological oxygen demand; TSS, total suspended solids; TN, total nitrogen. Source: Data from Banks and Davis (1983), Middlebrooks et al. (1981), and Reed et al. (1984).
Effluent Characteristics (mg/L)
BOD, 5-10 TSS,5-15 TN, 5-10 BOD, 5-40 TSS,5-20 TN, 5-10
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