Due to legal restrictions, it is very difficult for members of the public to enter the water catchment special areas, and so citizen science efforts to systematically document impacts of mining on these ecosystems is nearly impossible. The photos below have been taken by citizen scientists over the last decade.

There has media coverage in recent months documenting the damage to catchment areas:

https://www.abc.net.au/news/2019-09-17/longwall-mining-impact-on-drinking-water/11519970

https://www.smh.com.au/environment/sustainability/where-s-the-squelch-coal-mine-drying-out-greater-sydney-catchment-20190917-p52s4v.html

Click on each of the photos for more detail. 

DAMAGE TO THE CATCHMENT