Swimming was held at the CARD Guy Verlaguet pool in Dumbéa, Synchro was held at a pool in Ouen-Toro park, and the Open Water races were swum in the waters off Baie des Citrons (5K) and Anse-Vata (10K).
14 nations and 2 affiliated members of the Oceania Swimming Association participated in the Championships:[2] (Note: Number listed is Swimming team sizes, unless otherwise referenced.)
A total of 40 swimming events were contested in a long course (50m) pool.
Similar to other international competitions, each nation was allowed to have only 2 swimmers advance through to a final in any individual event (additional swimmers could advance into the B final, or empty lanes, put were considered exhibition).
Key Note: Swimming-only currently listed (Australia with 64 total).