Groundwater Water held Groundwater underground in the soil or in - PowerPoint PPT Presentation

Groundwater Water held Groundwater underground in the soil or in pores and crevices in rock.

Headwater ers - a tributary stream of a river close to or forming part of its source.

Eva vaporate - turn liquid water into water vapor.

Topo pography - the arrangement of the natural and artificial physical features of an area.

Drainage divide - The line following the ridges or summits that form the exterior boundary of a watershed, river basin, or catchment.

Preci cipitation - rain, snow, sleet, or hail that falls to the ground.

Runoff - the draining away of excess water (and the substances carried in it) from the surface of an area of land, a building or structure, etc.