Surface Sand Filter

DA = < 10 acres*

Maintenance = 3.5 Treatment

Rev

Cpv

WQv

Qp

Cost =

?

x

Comm. Accept.=

2.5

4.0

ex

*may be larger

in some instances

Previous slide

Next slide

Back to first slide

View graphic version

A surface sand filter has high community acceptance but also a high cost. It meets the water quality requirement and may meet the recharge requirement if it is designed to exfiltrate into the soil. A surface sand filter removes 87% of TSS, 59% of TP, and 32% of TN.