According to Blacktown Council records, the different districts of Seven Hills were all just named by their developers in the 1960s and 1970s.

Source: https://www.theage.com.au/national/nsw/the-stories-behind-sydney-s-quirkiest-street-names-20231111-p5ej9e.html?ref=rss&utm_medium=rss&utm_source=rss_feed

According to NSW Police Media, the pursuit began at Lalor Park, near Blacktown, at around 9.30am, with information suggesting a police officer had discharged a firearm.

Source: https://www.blayneychronicle.com.au/story/8268637/shots-fired-during-high-risk-police-operation-on-mountains/?src=rss

It included four new and upgraded swimming centres in Blacktown and Hawkesbury to "provide residents with a heat refuge in the summer months and a place for exercise and relaxation all year round".

Source: https://www.newcastleherald.com.au/story/8055336/cash-splash-on-western-sydney-pools-but-none-for-hunter/?src=rss