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Jimmy? and partner from Mammoth climbed Sentinel Twice in the summer of 1998, IN A DAY. Via the Chounard Herbert and the Steck Salathe routes!

Timmy ONeill climbed the Sentinel 12 times during the 99 season.

10 times on the Steck Salathe( 3 solo)

2 times up the Chouinard/Herbert

John Middendorf and Hidataka Suzuki climbed the Chounard/Herbert in less than 4 hours, all free, in 1984

If you have ascents on Sentinel that you want to report send them to :


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