Parameters

Methods

GOD

DRASTIC

SINTACS

EPIK

PI

COP

Topographic slope

a

a

a

a

a

Stream network

a

a

a

Soil

a

a

a

a

a

Net recharge

a

a

a

a

a

Unsaturated zone

a

a

a

a

a

a

Depth to water

a

a

a

a

Hydrogeological features

a

a

a

a

a

Aquifer hydraulic conductivity

a

a

Aquifer thickness

a

Land use

a

a

a

a