Prescribed wells areas
Delineates the boundaries of prescribed wells (groundwater resource) areas within the South Australia. In response to water usage issues, certain areas within the state may be prescribed in order to control future water extraction processes. The prescription may be either area based or watercourse based (or in some area both eg Barossa). This layer contains the line work of the groundwater areas which have been prescribed through legislation. This layer is maintained as the master line work of the prescribed areas within the state.