2025 Event Details
The Mount Martha Annual Diamond (MMAD) swim is one of the feature events on the open water swimming calendar. Since 1997 the swim has been hosded by Mount Martha Life Saving Club and is one of the safest swims, with over 100 water safety personnel supporting swimmers over the day. There is an event to suit all abilities from the 200 metre Nipper swim, the 400 metre Novice swim, the 5km endurance swim, to the main event of the day being the 1.2km swim.

START TIMES
Swimmers are required to be at the start 15 minutes before the start of their wave. In time for the Race Briefing.
Arena 5KM
8.00am Male
8.04am Female
Bentons Rd Vet Clinic Nipper 200m Swim
9.30am Nipper Boys Start
9.35am Nipper Girls Start
RT Edgar Novice 400m Swim
9.45am Novice Boys/ Men Start
9.50am Novice Girls/ Ladies Start
Ritchies IGA 1.2km Swim
​Wave 1 11.00am 17 & U Male18 - 29 Male
Wave 2 11.04am 17 & U Female18 - 29 Female
Wave 3 11.08am 30-39 Male
Wave 4 11.12am 30-39 Female
Wave 5 11.16am 40-49 Male
Wave 6 11.20am 40-49 Female
Wave 7 11.24am 50-59 Male
Wave 8 11.28am 50-59 Female
Wave 9 11.32am 60-69 Male & 70+ Male
Wave 10 11.36am 60-69 Female & 70+ Female
SWIM SAFETY
All Swimmers:
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are required to be at the start 15 minutes prior to the start of their Wave, in time for the Race Briefing
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must wear the nominated swim cap and timing band
Qualified life savers will monitor swimmers safety from the land and water. Please do not hesitate to call for assistance by raising your arm in the air.
Medical assistance is readily available on the beach at the finish line.
Consider wearing a wetsuit for extra warmth.
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BEFORE THE EVENT
RACE KIT
All swimmers will be required to attend registration before their swim. Event registration will be held on the day of the event at the MtMartha Lifesaving Club.
You can collect your t-shirt, timing band, and swim cap from the Registration area.
Registration opens at 7:00AM and closes 30 minutes before the start of each Race.​
CAR PARKING
Please ensure you are legally parked. The Council has advised By Laws Officers will be enforcing car parking regulations on the day.
There is ample free parking at the Mount Martha Football Ground, Seppelt Avenue Mt.Martha. Enter from Nepean Highway to avoid the traffic congestion along the Esplanade. This parking is a 1km/ 10 minute flat walk to the Clubhouse, without any road crossings. This is a lovely walk along a boardwalk in the Balcombe estuary, a nice way to see the wetlands of Mount Martha.
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GEAR DROP
Gear drop is located at the Lifesaving Club for those needing assistance for storage of personal belongings during the event. Belongings will be available for collection at this same location at the completion of your swim. Valuables are left at your own risk.
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PHOTOGRAPHY
Geosnapshot will be at the Swim photographing Swimmers. Individual photographs will be available for $6.70, all your photographs for $15.
After the event view the gallery here to purchase photographs.
https://geosnapshot.com/e/mt-martha-australia-day-swim-2025-mmad/33039
