Cho Oyu | 2007 NW side

A USA expedition to Cho Oyu in 2007 via NW side, led by Bill Zachary. Summit reached on 15th September 2007. 1 members recorded.

Expedition Details

Field Value
ID 5869
Imported 2026-03-06 18:04:49.359634
Expedition ID CHOY07365
Peak ID CHOY
Year 2007
Season 3
Host Country 2
Route 1 NW side
Route 2 -
Route 3 -
Route 4 -
Nationality USA
Leaders Bill Zachary
Sponsor Independent American on Cho Oyu 2007
Success 1 False
Success 2 False
Success 3 False
Success 4 False
Ascent 1 -
Ascent 2 -
Ascent 3 -
Ascent 4 -
Claimed False
Disputed False
Countries -
Approach Zhangmu->Nyalam->Tingri
Basecamp Date 2007-09-02
Summit Date 2007-09-15
Summit Time -
Summit Days 13
Total Days 33
Termination Date 2007-10-05
Termination Reason 4
Termination Notes Abandoned at 7200m in early Oct due to bad weather
High Point (m) 7200
Traverse False
Ski False
Paraglide False
Camps 2
Fixed Rope (m) 0
Total Members 1
Summit Members 0
Member Deaths 0
Total Hired 0
Summit Hired 0
Hired Deaths 0
No Hired True
O2 Used False
O2 None True
O2 Climb False
O2 Descent False
O2 Sleep False
O2 Medical False
O2 Taken False
O2 Unknown False
Other Summits -
Campsites BC(02/09,4900m),ABC(09/09,5700m),C1(11/09,6400m),C2(15/09,7200m),xxx(15/09,7200m)
Route Notes Zachary said that he went to C1. Stayed one day, then back to ABC for two days rest. Went up to C1, two days rest, then to C2 on 15 Sept. Back to ABC. "Then started 13 days of disaster" - bad weather. Zachary returned Kathmandu on 6 Oct and will leave on 7 Oct.
Accidents -
Achievement -
Agency Monterosa Treks
Commercial Route True
Standard Route True
Primary Route False
Primary Member False
Primary Reference False
Primary ID -
Checksum 2459876
Year 2007
Summit Success False
O2 Summary None
Route (lowercase) nw side

Members

1 recorded members.

Name Sex Year of Birth Citizenship Status Residence Occupation
William Bernard (Bill) Zachary M 1948 USA Leader Berkeley, California High school teacher Details Other expeditions

References

0 recorded references.