Facilities - Identify Dry

Dry Facilities

Dry most of the time, these facilities contain water during and after rain storms. Water should disappear within three days after the rain stops.

- Wet facilities
Underground structures and facilities

Introduction to recognizing facilities on your property

Dry Infiltration Basin

Infiltration Basin is an open basin that holds water while it soaks into the ground 


Biofiltration Swale

Bilfiltration swale is a flat-bottomed channel where pollutants are removed by filtration, infiltration, and settling 


Detention Pond

Detention pond stormwater is temporarily stored and slowly released through an outlet pipe.  Natural-appearing vegetation is common.


Filter Strip

Filter strip is a strip of grass along paved areas such as a road or parking lot.  Contaminants are filtered out of the water as it flows away.