Flood plain planning faults laid bare
By Tim Howard
Clarence Valley residents giving evidence to a NSW Parliamentary committee investigating planning issues on flood plains have reiterated their call for a moratorium on such development.
Two members of the Yamba Community Action Network (YambaCAN), secretary Lynne Cairns and member Helen Tyas Tungal, attended the Jubilee Room in Parliament House Sydney on Monday.
Ms Tyas Tungal is also a member of Valley Watch, a community group active for more than 30 years holding government agencies and developers to account.
During her evidence Ms Tyas Tungal acknowledged the group’s work and used evidence of almost 30 years of opposition to flood plain development in West Yamba.
Also giving evidence were Maclean couple Paul and Janeen Scully.
All four attended at the invitation of Portfolio Committee No. 7 – Planning and Environment, which late last month conducted site visits to areas of Yamba and Maclean where development on floodplain had been approved.
Ms Cairns began YambaCAN’s evidence.
One of her main concerns about the development was the lack of a credible evacuation plan for the region.
She said the first short coming was the failure to recognise stormwater flooding as an issue after the 2022 flood event in February/March.
Ms Cairns said after heavy rainfall on February 28 residents in West Yamba awoke to find themselves trapped by rising water, from rainfall.
She said for this water trapped residents initially for two days and then the flood surge came down the river and kept people isolated for seven days in total.
The nature of this flooding had not been recorded in the flood plan prepared for the area.
“The Flood Plan Risk Manual recommends councils collect data and review flood behaviour after flood events to capture lessons learned,” she said.
“The council did not collect post flood data in Yamba in 2022.”
Ms Cairns said other concerns was the inadequate evacuation capacity of Yamba Rd, the single entry and exit road for the area.
It was cut almost immediately during the event and evidence was given residents risked driving through flood waters to get urgently needed medical supplies during the event.
She said the 2022 flood also provided evidence other emergency procedures were lacking, including the ability to keep residents supplied with food.
“During the flood emergency Coles in Yamba ran out of food and was closed,” she said.
She had concerns the concerns of evacuation and supply would place huge demands on the SES.
Ms Tyas Tungal in her evidence said the attitude of consultant BMT to the evacuation plan was telling.
She noted the company, which consults for both developers and the council had a disclaimer on its flood evacuation plan.
“It said in the disclaimer that the report is prepared for BMT and its clients, where this report has been prepared on the basis of information supplied by the client or its employee, agents and or advisers to BMT for that purpose and BMT has not sought to verify the completeness or accuracy of such information,” Ms Tyas Tungal said.
She said it raised concerns that there was a conflict of interest that should not be allowed to happen.
Portfolio committee chair Sue Higginson thank the YambaCAN delegates for the work they had done compiling their submissions.
“It is fair to say that you’ve painted a very clear, detailed picture of a planning system that has not properly worked,” she said.
“Even looking at its own structures and systems, whether you agreed with them or not, there is a clear picture there’s been a failure from one document to the next.”
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