❓ Hon. Spagnolo inquires about the impact of urban development in Perth's north-east corridor on groundwater levels and requests related modelling. The Minister's response outlines the existing process for assessing water impacts during land planning.
AnsweredQoN 1506Legislative Council
Asked
14 April 2026
Member
Portfolio
Aboriginal Affairs; Water; Climate Resilience; South West
QuestionView source ↗
I refer to urban development in the north-east corridor of Perth, including areas adjacent to the Swan Valley, and I ask:(a) what assessment has been made of the impact of this development on groundwater levels; and(b) will the Minister table any modelling undertaken?
AnswerView source ↗
Answered
14 May 2026
Responded by
Leader of the House representing the Minister for Aboriginal Affairs; Water; Climate Resilience; South West
Response time
6 days
(a) Potential local water impacts are typically undertaken and provided by environmental, hydrological and engineering consultants engaged by proponents, through the preparation of water management reports as part of the land planning process in accordance with the Planning and Development Act 2005 and State Planning Policy 2.9: Water. The Department of Water and Environmental Regulation is responsible for reviewing water management reports and providing advice to decision makers, when referred.
(b) Final approved water management reports, including modelling, from this land planning process are held by decision-making authorities including the Western Australian Planning Commission and local government.
(b) Final approved water management reports, including modelling, from this land planning process are held by decision-making authorities including the Western Australian Planning Commission and local government.
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