Complex sentence: On August 25,2016 it was announced that Disney would be draining and filling in Upstream Plunge, the 330,000 gallon pool, though there are no immediate plans to tear down any other part of the park.
Split into simpler sentences: On August 25,2016 it was announced that Disney would be draining and filling in Upstream Plunge, the 330,000 gallon pool. Though there is no immediate plans to tear down any other remains part of the park.