The Department of Water has not collected groundwater level data in Henley Brook and West Swan for the past five years, as previous monitoring bores were retired before this period, making it impossible to determine if there has been a measurable increase in groundwater levels.

AnsweredQoN 1502Legislative Council
Asked
14 April 2026
Portfolio
Aboriginal Affairs; Water; Climate Resilience; South West

QuestionView source ↗

I refer to reports of rising groundwater levels causing flooding on residential properties in Henley Brook and West Swan, and I ask:(a) what data does the Department hold on groundwater levels in these areas over the past five years; and(b) has there been a measurable increase during this period?

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)   The Department has not collected data in these areas over the past five years. Previous monitoring bores in the Henley Brook and West Swan areas were retired prior to this period.
(b)   Not applicable

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