Assessment contains inadequate surveys of threatened species habitat and fails to identify that project could cause flooding of 284km of waterways, officials say
- Follow our Australia news live blog for the latest updates
- Download the free Guardian app; get our morning email briefing
The Perrottet government will have to rework large parts of the environmental impact statement for its proposal to raise the Warragamba dam wall, according to officials responsible for assessing the project.
NSW environment officials have told the government its analysis, published in September, has failed to properly assess or justify impacts to the Greater Blue Mountains world heritage area that would be caused by the $1.6bn plan to raise the wall by up to 17 metres.
Sign up to receive an email with the top stories from Guardian Australia every morning