The 100 mile challenge is run from June 1 to October 31 each year, and while 29 swimmers completed at least 100 miles during the challenge period, many more logged miles. Those who completed the challenge are:
count f.name l.name miles swum
1 Oliver Fader 276
2 Tom Neill 275
3 Catherine Breed 254
4 Peter Cullinan 145
5 Kati Hopman 142.5
6 Gary Arabatyan 142
7 Renzo Sereni 129
8 Laura Burtch-Zovickian 126
9 Thorsten Anderson 125
10 David Holscher 114
11 Michael Tschantz-Hahn 109.75
12 Sean Lavelle 108
13 Holly Reed 108
14 Lisa Domitrovich 107.5
15 Randy Edwards 105
16 Jeffrey Citron 104
17 Nancy Lange 103
18 Steve Carlson 101.5
19 Tor Lundgren 101.5
20 Maria Sereni 101.5
21 Kathleen Duffy 101
22 John Stassen 101
23 Stephen Schatz 100.25
24 Suzanne Heim 100
25 David O’Reilly 100
26 Elizabeth Ozer 100
27 Rick Perez 100
28 Joe Spallone 100
29 Ted Tilles 100
30 Mike Walsh 100