Prospect Water Filtration Plant Water Treatment Plant Water filtration plant completed in 1996 which provides drinking water to 85% of Sydney's population. Locate -33.819437014534, 150.89180533006 Milestone Opened 1996 {"name":"Opened","target":"","target_text":null,"date":{"#markup":"<span class='date'>1996<\/span>"},"date_start":"1996","date_end":"1996"} Type Water Treatment Plant {"name":"Water Treatment Plant","target":"","target_text":null,"date":{"#markup":"<span class='date'><\/span>"},"date_start":null,"date_end":null}