Welcome to Project-GC Q&A. Ask questions and get answers from other Project-GC users.
If you get a good answer, click the checkbox on the left to select it as the best answer.
Upvote answers or questions that have helped you.
If you don't get clear answers, edit your question to make it clearer.
There is a new county map shown in wikipedia https://upload.wikimedia.org/wikipedia/commons/7/73/Sydney_councils.png
These boundaries are also shown in OSM
The changes with the map of Project-gc are
Pittwater, Warringah and Manly have merged into Northern Beaches
Auburn, Holroyd and Parrmatta have merged and boundary changes into Cumberland and City of Parramatta
Parts of The Hills Shire and Hornsby Shire have moved to City of Parramatta
Ashfield and Leichhardt are merged into Inner West
Canterbury and Marrickville are merged into Canterbury-Bankstown
Botany Bay and Rockdale are merged into Bayside
Hurstville and Kogarah are merged into Georges River
I will pass these changes on to PGC-HQ so action on this can be taken
After more investigation it turns out that PGC can not using the OSM boundary data adm level 6 for NSW because this data is not available for the whole country. Instead PGC has used county data for Australia is from here:
There are currently no further updates available yet