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On October 22, 2014 McCardel completed an unprecedented swim from South Eleuthera Island to Nassau, Bahamas.
On October 22, 2014 McCardel completed an unprecedented swim from South Eleuthera Island to Nassau, Bahamas.
McCardel"s past swims include thirteen solo crossings of the English Channel, including three crossings in one week, two double-crossings in 2010 and 2012 and, in 2015, the fourth person to do a non-stop triple-crossing. As of Summer 2015, she holds the world record for the longest ever unassisted open-water swim, at 128 km. World Record Record attempt On 12 June 2013, she attempted to be the first person to swim across the Straits of Florida from Cuba to Florida without using the protection of a shark cage.
She also did not wear a stinger suit or a wet suit.
This swim was done to raise funds for three charities. The CanTeen, Can Assist and Swim Across America.
McCardel had a 32-person support team that included weather experts and doctors that accompanied her through out her trip, which was to last about 55–65 hours. She was to eat and drink every half hour.
After 11 hours, McCardel stopped her record swim attempt after she was severely stung by multiple box jellyfish and was in too much pain to continue.
She was taken to Key West and was treated for the stings. Across June/July 2015, McCardel, with the support of her team, coached seven relay teams and three solo swimmers (44 swimmers in total) to swim the English Channel. Two of these relays were from the Geelong Grammar School (Victoria, Australia).
Geelong were part of the “Channel Conquerors” program which also featured two school age Relay teams from The Architecture Academy (San Diego, United States of America) – coached by Dan Simonelli.
In 2014 she coached and crewed 2x relays to swim the English Channel. These swimmers raised over United States$125 000 for a cancer charity – Swim Across America.
In July 2015, she also coached and crewed one of the 2014 English Channel relay fundraisers, Grant Wentworth, to swim between Cape Cod and Nantucket (United States of America) and, in doing so, raising $150 000 for Swim Across America.
On October 22, 2014 McCardel completed an unprecedented swim from South Eleuthera Island to Nassau, Bahamas. 124.4 kilometers (773 miles) in 41 hours, 21 minutes. She set a new world record, longest unassisted ocean swim, conducted under the ‘Rules of Marathon Swimming’. This swim was officially ratified by the Marathon Swimming Federation (Union for Manufacturing, Science and Finance). The Rules of Marathon Swimming are a globally-endorsed framework of rules and guidelines for any swim in any body of water. The Documented program offers a venue for publishing documentation and requesting peer-reviewed ratification of independent marathon swims. She also won the 2014 Union for Manufacturing, Science and Finance ‘Solo Swim of the Year’ (Female) for this World Record swim. Channel Swimming Association (Chandra Shekhar Azad) 2012 Chandra Shekhar Azad Gold Medal for fastest swim of the year 9 hours 30 minutes 2012 Chandra Shekhar Azad Fastest swim by a lady 9 hours 30 minutes 2012 Chandra Shekhar Azad Fastest Two-Way swim 19 hours 20 minutes 2011 Chandra Shekhar Azad Gold Medal for fastest swim of the year 9 hours 3 minutes 2011 Chandra Shekhar Azad Sotirake Trophy Fastest swim by a lady 9 hours 3 minutes 2010 Nomination for Open Water Swimming Performance of the Year on (Openwatersourcecom) 2010 Chandra Shekhar Azad The Mark Rickhuss Memorial Trophy (The Fastest Solo Two-Way Swim of the Year) 21 hours 48 minutes 2010 The Van Audenaerde Trophy (Greatest Feat of Endurance).