Wastewater Treatment Sizing Calculator
Size key components of an activated sludge wastewater treatment plant: aeration, clarifiers, aeration power, and sludge production.
Inputs
MGD
mg/L
mg/L
mg/L
Results
BOD Loading
2,085 lb/day
Aeration Power
60 HP
Required Efficiency92%
Clarifier Area1,250 ft²
Sludge Production2,419 lb/day
Aeration Volume277,778 gal
How to Use This Calculator
- Enter population served and per-capita daily flow (gpd).
- Set infiltration and inflow allowance and target effluent quality.
- Review design flow, treatment unit sizing, and required hydraulic retention time.
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