Breadcrumb Home WA Government Publications Cockburn Groundwater Allocation Plan Cockburn Groundwater Allocation Plan Plan The 2021 Cockburn groundwater allocation plan guides our management of groundwater resources to support both water users and the ecosystems that depend on groundwater. Please download the document below. Documents Cockburn Groundwater Allocation Plan PDF (3.94MB) Page reviewed 30 May 2022 Published 22 January 2021 Provided by Department of Water and Environmental Regulation