Peaks
Ama Dablam
USA 2000 SW Ridge expedition
Ama Dablam | 2000 SW Ridge
A USA expedition to Ama Dablam in 2000 via SW Ridge, led by Mark Valdez.
Summit reached on 21st October 2000.
6 members recorded.
Expedition Details
Change history — how this expedition, its members and references have changed between database releases.
Field
Value
ID
40
Imported
2026-11-04 22:32:23.994980
Expedition ID
AMAD00325
Peak ID
AMAD
Year
2000
Season
3
Host Country
1
Route 1
SW Ridge
Route 2
-
Route 3
-
Route 4
-
Nationality
USA
Leaders
Mark Valdez
Sponsor
Ama Dablam Expedition 2000
Success 1
True
Success 2
False
Success 3
False
Success 4
False
Ascent 1
326
Ascent 2
-
Ascent 3
-
Ascent 4
-
Claimed
False
Disputed
False
Countries
-
Approach
Lukla->Khumbu Valley
Basecamp Date
2000-10-18
Summit Date
2000-10-21
Summit Time
1015
Summit Days
3
Total Days
5
Termination Date
2000-10-23
Termination Reason
1
Termination Notes
-
High Point (m)
6814
Traverse
False
Ski
False
Paraglide
False
Camps
2
Fixed Rope (m)
0
Total Members
6
Summit Members
1
Member Deaths
0
Total Hired
2
Summit Hired
0
Hired Deaths
0
No Hired
False
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(18/10,4200m),C1(20/10,5700m),C2(21/10,5980m),Smt(21/10)
Route Notes
Oct 21 left C2 at 02:30 hours, reached summit at 10:15 hours. Spent about 25 minutes on summit. Returned to C2 at 16:00 hours. Had rest about two hours in C3 site.
Barton Bemus had to stop at C2 due to headache. Rest were in C1. It was windy and clear day.
Valdez says he was the only person on the mountain on the summit. Climbed alone. Probably only person done so in the year 2000.
Other members might had done better if the Sherpas were skilled climbers. Actually the agency suggested they have Sherpas. Ang Dorji Sherpa (53) too old to do work. Lhakpa Temba Sherpa (39) is shy and following the advice of Ang Dorji.
They appreciate the job of SPCC, but they feel they need more monitoring of their job.
Accidents
-
Achievement
-
Agency
Himalayan Sherpa Nepal
Commercial Route
True
Standard Route
False
changed 2020
Primary Route
False
Primary Member
False
Primary Reference
False
Primary ID
-
Checksum
2456314
Year
2000
Summit Success
True
O2 Summary
None
Route (lowercase)
sw ridge
Members
Field
Value
ID
206
Imported
2026-11-04 22:32:24.749110
Expedition ID
AMAD00325
Member ID
01
Peak ID
AMAD
Year
2000
Season
3
First Name
Mark
Last Name
Valdez
Sex
M
Age
0
Birth Date
-
Year of Birth
1958
Calculated Age
41
Citizenship
USA
Status
Leader
Residence
Portland, Oregon
Occupation
Commercialization manager sportswear/company
Leader
True
Deputy
False
Basecamp Only
False
Not to BC
False
Support
False
Disabled
False
Hired
False
Sherpa
False
Tibetan
False
Summit Success
True
Claimed
False
Disputed
False
Solo
False
Traverse
False
Ski
False
Paraglide
False
Speed
-
High Point (m)
True
Personal High Point (m)
6814
Summit Date 1
2000-10-21
Summit Date 2
-
Summit Date 3
-
Summit Time 1
1015
Summit Time 2
-
Summit Time 3
-
Route 1
1
Route 2
0
Route 3
0
Ascent 1
326
Ascent 2
0
Ascent 3
0
O2 Used
False
O2 None
True
O2 Climb
False
O2 Descent
False
O2 Sleep
False
O2 Medical
False
O2 Notes
-
Death
False
Death Date
-
Death Time
-
Death Type
0
Death Height (m)
0
Death Class
0
AMS
False
Weather
False
Injury
False
Injury Date
-
Injury Time
-
Injury Type
0
Injury Height (m)
0
Death Notes
-
Member Notes
-
Necrology
-
Summit Bid
5
Summit Term
1
HCN
0
Checksum
2434544
Summit Note 1
-
Summit Note 2
-
Summit Note 3
-
Death Route
-
Name (lowercase)
mark valdez
Year of Birth
1958
Year
2000
Age at Expedition
42
Role
Leader
Field
Value
ID
207
Imported
2026-11-04 22:32:24.749110
Expedition ID
AMAD00325
Member ID
02
Peak ID
AMAD
Year
2000
Season
3
First Name
Barton
Last Name
Bemus
Sex
M
Age
0
Birth Date
-
Year of Birth
1962
Calculated Age
38
Citizenship
USA
Status
Climber
Residence
Chicago, Illinois
Occupation
Graphic artist
Leader
False
Deputy
False
Basecamp Only
False
Not to BC
False
Support
False
Disabled
False
Hired
False
Sherpa
False
Tibetan
False
Summit Success
False
Claimed
False
Disputed
False
Solo
False
Traverse
False
Ski
False
Paraglide
False
Speed
-
High Point (m)
False
Personal High Point (m)
5980
Summit Date 1
2000-10-21
Summit Date 2
-
Summit Date 3
-
Summit Time 1
-
Summit Time 2
-
Summit Time 3
-
Route 1
1
Route 2
0
Route 3
0
Ascent 1
0
Ascent 2
0
Ascent 3
0
O2 Used
False
O2 None
True
O2 Climb
False
O2 Descent
False
O2 Sleep
False
O2 Medical
False
O2 Notes
-
Death
False
Death Date
-
Death Time
-
Death Type
0
Death Height (m)
0
Death Class
0
AMS
False
Weather
False
Injury
False
Injury Date
-
Injury Time
-
Injury Type
0
Injury Height (m)
0
Death Notes
-
Member Notes
-
Necrology
-
Summit Bid
3
Summit Term
6
HCN
0
Checksum
2435900
Summit Note 1
-
Summit Note 2
-
Summit Note 3
-
Death Route
-
Name (lowercase)
barton bemus
Year of Birth
1962
Year
2000
Age at Expedition
38
Role
Member
Field
Value
ID
208
Imported
2026-11-04 22:32:24.749110
Expedition ID
AMAD00325
Member ID
03
Peak ID
AMAD
Year
2000
Season
3
First Name
Robert
Last Name
Castillo
Sex
M
Age
0
Birth Date
-
Year of Birth
1971
Calculated Age
29
Citizenship
USA
Status
Climber
Residence
Sandy, Utah
Occupation
Waiter and photographer
Leader
False
Deputy
False
Basecamp Only
False
Not to BC
False
Support
False
Disabled
False
Hired
False
Sherpa
False
Tibetan
False
Summit Success
False
Claimed
False
Disputed
False
Solo
False
Traverse
False
Ski
False
Paraglide
False
Speed
-
High Point (m)
False
Personal High Point (m)
5700
Summit Date 1
-
Summit Date 2
-
Summit Date 3
-
Summit Time 1
-
Summit Time 2
-
Summit Time 3
-
Route 1
0
Route 2
0
Route 3
0
Ascent 1
0
Ascent 2
0
Ascent 3
0
O2 Used
False
O2 None
True
O2 Climb
False
O2 Descent
False
O2 Sleep
False
O2 Medical
False
O2 Notes
-
Death
False
Death Date
-
Death Time
-
Death Type
0
Death Height (m)
0
Death Class
0
AMS
False
Weather
False
Injury
False
Injury Date
-
Injury Time
-
Injury Type
0
Injury Height (m)
0
Death Notes
-
Member Notes
-
Necrology
-
Summit Bid
1
Summit Term
12
HCN
0
Checksum
2439185
Summit Note 1
-
Summit Note 2
-
Summit Note 3
-
Death Route
-
Name (lowercase)
robert castillo
Year of Birth
1971
Year
2000
Age at Expedition
29
Role
Member
Field
Value
ID
209
Imported
2026-11-04 22:32:24.749110
Expedition ID
AMAD00325
Member ID
04
Peak ID
AMAD
Year
2000
Season
3
First Name
William
Last Name
Castillo
Sex
M
Age
0
Birth Date
-
Year of Birth
1963
Calculated Age
37
Citizenship
USA
Status
Climber
Residence
Seattle, Washington
Occupation
Architect
Leader
False
Deputy
False
Basecamp Only
False
Not to BC
False
Support
False
Disabled
False
Hired
False
Sherpa
False
Tibetan
False
Summit Success
False
Claimed
False
Disputed
False
Solo
False
Traverse
False
Ski
False
Paraglide
False
Speed
-
High Point (m)
False
Personal High Point (m)
5700
Summit Date 1
-
Summit Date 2
-
Summit Date 3
-
Summit Time 1
-
Summit Time 2
-
Summit Time 3
-
Route 1
0
Route 2
0
Route 3
0
Ascent 1
0
Ascent 2
0
Ascent 3
0
O2 Used
False
O2 None
True
O2 Climb
False
O2 Descent
False
O2 Sleep
False
O2 Medical
False
O2 Notes
-
Death
False
Death Date
-
Death Time
-
Death Type
0
Death Height (m)
0
Death Class
0
AMS
False
Weather
False
Injury
False
Injury Date
-
Injury Time
-
Injury Type
0
Injury Height (m)
0
Death Notes
-
Member Notes
-
Necrology
-
Summit Bid
1
Summit Term
12
HCN
0
Checksum
2436307
Summit Note 1
-
Summit Note 2
-
Summit Note 3
-
Death Route
-
Name (lowercase)
william castillo
Year of Birth
1963
Year
2000
Age at Expedition
37
Role
Member
Field
Value
ID
210
Imported
2026-11-04 22:32:24.749110
Expedition ID
AMAD00325
Member ID
05
Peak ID
AMAD
Year
2000
Season
3
First Name
Benjamin
Last Name
Kaiser
Sex
M
Age
0
Birth Date
-
Year of Birth
1966
Calculated Age
34
Citizenship
USA
Status
Climber
Residence
Portland, Oregon
Occupation
Architect
Leader
False
Deputy
False
Basecamp Only
False
Not to BC
False
Support
False
Disabled
False
Hired
False
Sherpa
False
Tibetan
False
Summit Success
False
Claimed
False
Disputed
False
Solo
False
Traverse
False
Ski
False
Paraglide
False
Speed
-
High Point (m)
False
Personal High Point (m)
5700
Summit Date 1
-
Summit Date 2
-
Summit Date 3
-
Summit Time 1
-
Summit Time 2
-
Summit Time 3
-
Route 1
0
Route 2
0
Route 3
0
Ascent 1
0
Ascent 2
0
Ascent 3
0
O2 Used
False
O2 None
True
O2 Climb
False
O2 Descent
False
O2 Sleep
False
O2 Medical
False
O2 Notes
-
Death
False
Death Date
-
Death Time
-
Death Type
0
Death Height (m)
0
Death Class
0
AMS
False
Weather
False
Injury
False
Injury Date
-
Injury Time
-
Injury Type
0
Injury Height (m)
0
Death Notes
-
Member Notes
-
Necrology
-
Summit Bid
1
Summit Term
12
HCN
0
Checksum
2437294
Summit Note 1
-
Summit Note 2
-
Summit Note 3
-
Death Route
-
Name (lowercase)
benjamin kaiser
Year of Birth
1966
Year
2000
Age at Expedition
34
Role
Member
Field
Value
ID
211
Imported
2026-11-04 22:32:24.749110
Expedition ID
AMAD00325
Member ID
06
Peak ID
AMAD
Year
2000
Season
3
First Name
Regan
Last Name
Velasquez
Sex
M
Age
0
Birth Date
-
Year of Birth
1962
Calculated Age
38
Citizenship
USA
Status
Climber
Residence
Seattle, Washington
Occupation
Does field testing for sports clothes manufacturer
Leader
False
Deputy
False
Basecamp Only
False
Not to BC
False
Support
False
Disabled
False
Hired
False
Sherpa
False
Tibetan
False
Summit Success
False
Claimed
False
Disputed
False
Solo
False
Traverse
False
Ski
False
Paraglide
False
Speed
-
High Point (m)
False
Personal High Point (m)
5700
Summit Date 1
-
Summit Date 2
-
Summit Date 3
-
Summit Time 1
-
Summit Time 2
-
Summit Time 3
-
Route 1
0
Route 2
0
Route 3
0
Ascent 1
0
Ascent 2
0
Ascent 3
0
O2 Used
False
O2 None
True
O2 Climb
False
O2 Descent
False
O2 Sleep
False
O2 Medical
False
O2 Notes
-
Death
False
Death Date
-
Death Time
-
Death Type
0
Death Height (m)
0
Death Class
0
AMS
False
Weather
False
Injury
False
Injury Date
-
Injury Time
-
Injury Type
0
Injury Height (m)
0
Death Notes
-
Member Notes
-
Necrology
-
Summit Bid
1
Summit Term
12
HCN
0
Checksum
2435977
Summit Note 1
-
Summit Note 2
-
Summit Note 3
-
Death Route
-
Name (lowercase)
regan velasquez
Year of Birth
1962
Year
2000
Age at Expedition
38
Role
Member
6 recorded members.
References
0 recorded references.