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Slow Sand Filter Sizing Tool
Tool for sizing a slow sand filter given the flow rate and the daily volume of water to be treated.
Volume of Water to be Treated
Daily Water Volume to Treat
cubic-ft
cubic-m
gallons
acre-foot
liters
Slow Sand Filter Flow Rate
Flow Rate (recommended)
Recommended flow rate is between {phlow} and {phhigh} {phunits}
1.7
ft³/hrs-ft²
m³/hrs-m²
gallons/hrs-ft²
liters/hrs-ft²
liters/hrs-m²
Flow Rate (user selected)
Setting rate more than the recommended flow rate will result in inadequate disinfection.
ft³/hrs-ft²
m³/hrs-m²
gallons/hrs-ft²
liters/hrs-ft²
liters/hrs-m²
Sand Bed Surface Area Required
Surface Area (based on recommended flow rate)
sq-ft
acres
hectare
sq-m
Tank dia (based on recommended flow rate)
ft
m
Number of tanks
Surface Area (user selected)
sq-ft
acres
hectare
sq-m
Tank dia (based on user selected flow rate)
ft
m
Number of tanks
Compute Sand Filter Area
Values Updated...