Exhibit 99.1
------------
DIAMOND OFFSHORE DRILLING, INC. RIG STATUS REPORT AS OF
APRIL 30, 2001
RATED
WATER
RIG NAME DEPTH DESIGN LOCATION STATUS OPERATOR
- -----------------------------------------------------------------------------------------------------------------
Ocean Crusader 200' Mat Cantilever GOM Contracted Walter
- -----------------------------------------------------------------------------------------------------------------
Ocean Drake 200' Mat Cantilever GOM Contracted Chevron
- -----------------------------------------------------------------------------------------------------------------
Ocean Champion 250' Mat Slot GOM Contracted Walter
- -----------------------------------------------------------------------------------------------------------------
Ocean Columbia 250' Independent Leg GOM Contracted BP
Cantilever
- -----------------------------------------------------------------------------------------------------------------
Ocean Spartan 250' Independent Leg GOM Contracted BP
Cantilever
- -----------------------------------------------------------------------------------------------------------------
Ocean Spur 250' Independent Leg GOM Contracted BP
Cantilever
- -----------------------------------------------------------------------------------------------------------------
Ocean Sovereign 250' Independent Leg Indonesia Contracted Maxus
Cantilever
- -----------------------------------------------------------------------------------------------------------------
Ocean Heritage 250' Independent Leg Indonesia Contracted Maxus
Cantilever
- -----------------------------------------------------------------------------------------------------------------
Ocean King 300' Independent Leg GOM Contracted BP
Cantilever
- -----------------------------------------------------------------------------------------------------------------
Ocean Nugget 300' Independent Leg GOM Contracted Newfield
Cantilever
- -----------------------------------------------------------------------------------------------------------------
Ocean Summit 300' Independent Leg GOM Contracted Seneca
Cantilever
- -----------------------------------------------------------------------------------------------------------------
Ocean Warwick 300' Independent Leg GOM Contracted BP
Cantilever
- -----------------------------------------------------------------------------------------------------------------
Ocean Titan 350' Independent Leg Slot GOM Contracted Dominion
- -----------------------------------------------------------------------------------------------------------------
Ocean Tower 350' Independent Leg Slot GOM Contracted Spinnaker
- -----------------------------------------------------------------------------------------------------------------
Ocean Liberator 600' Aker H-3 Abidjan Shipyard -
- -----------------------------------------------------------------------------------------------------------------
Ocean Century 800' Korkut GOM Cold Stacked -
- -----------------------------------------------------------------------------------------------------------------
1
RATED
WATER
RIG NAME DEPTH DESIGN LOCATION STATUS OPERATOR
- -----------------------------------------------------------------------------------------------------------------
Ocean Ambassador 1,100' Bethlehem SS-2000 GOM Contracted Unocal
- -----------------------------------------------------------------------------------------------------------------
Ocean Nomad 1,200' Aker H-3 North Sea Contracted BG
- -----------------------------------------------------------------------------------------------------------------
Ocean New Era 1,500' Korkut GOM Contracted Houston Exploration
- -----------------------------------------------------------------------------------------------------------------
Ocean Bounty 1,500' Victory Class Australia Contracted Woodside
- -----------------------------------------------------------------------------------------------------------------
Ocean Guardian 1,500' Earl & Wright Sedco North Sea Contracted Venture
711 Series
- -----------------------------------------------------------------------------------------------------------------
Ocean Princess 1,500' Aker H-3 North Sea Contracted Talisman
- -----------------------------------------------------------------------------------------------------------------
Ocean Whittington 1,500' Aker H-3 Brazil Contracted Petrobras
- -----------------------------------------------------------------------------------------------------------------
Ocean Epoch 1,640' Korkut China Contracted CACT
- -----------------------------------------------------------------------------------------------------------------
Ocean General 1,640' Korkut Australia Contracted Woodside
- -----------------------------------------------------------------------------------------------------------------
Ocean Prospector 1,700' Victory Class GOM Cold Stacked -
- -----------------------------------------------------------------------------------------------------------------
Ocean Endeavor 2,000' Victory Class GOM Contracted ExxonMobil
- -----------------------------------------------------------------------------------------------------------------
Ocean Rover 2,000' Victory Class GOM Cold Stacked -
- -----------------------------------------------------------------------------------------------------------------
Ocean Concord 2,200' F&G SS-2000 GOM Contracted Walter
- -----------------------------------------------------------------------------------------------------------------
Ocean Lexington 2,200' F&G SS-2000 GOM Contracted Kerr McGee
- -----------------------------------------------------------------------------------------------------------------
2
RATED
WATER
RIG NAME DEPTH DESIGN LOCATION STATUS OPERATOR
- -----------------------------------------------------------------------------------------------------------------
Ocean Saratoga 2,200' F&G SS-2000 GOM Contracted Walter
- -----------------------------------------------------------------------------------------------------------------
Ocean Yorktown 2,850' F&G SS-2000 Brazil Contracted Petrobras
- -----------------------------------------------------------------------------------------------------------------
Ocean Voyager 3,200' Victory Class GOM Contracted Anadarko
- -----------------------------------------------------------------------------------------------------------------
Ocean Yatzy 3,300' DP DYVI Super Yatzy Brazil Contracted Petrobras
- -----------------------------------------------------------------------------------------------------------------
Ocean Worker 3,500' F&G 9500 Enhanced GOM Contracted Shell
Pacesetter
- -----------------------------------------------------------------------------------------------------------------
Ocean Quest 3,500' Victory Class GOM Contracted Kerr McGee
- -----------------------------------------------------------------------------------------------------------------
Ocean Winner 3,500' Aker H-3 Brazil Contracted Petrobras
- -----------------------------------------------------------------------------------------------------------------
Ocean Star 5,500' Victory Class GOM Contracted Kerr McGee
- -----------------------------------------------------------------------------------------------------------------
Ocean Victory 5,500' Victory Class GOM Contracted BP
- -----------------------------------------------------------------------------------------------------------------
Ocean America 5,500' Ocean Odyssey GOM Contracted Anadarko
- -----------------------------------------------------------------------------------------------------------------
Ocean Valiant 5,500' Ocean Odyssey GOM Contracted Amerada Hess
- -----------------------------------------------------------------------------------------------------------------
Ocean Alliance 5,000' Alliance Class Brazil Contracted Petrobras
- -----------------------------------------------------------------------------------------------------------------
Ocean Baroness 6,500' Victory Class Singapore Shipyard Upgrade -
- -----------------------------------------------------------------------------------------------------------------
Ocean Confidence 7,500' DP Aker H-3.2 Modified GOM Contracted BP
- -----------------------------------------------------------------------------------------------------------------
Ocean Clipper 7,500' DP Fluor/Mitsubishi Brazil Contracted Petrobras
- -----------------------------------------------------------------------------------------------------------------
NOTES:
DOTS = Diamond Offshore Team Solutions, Inc.
GOM = Gulf of Mexico
3
TABLE CONTINUED......
RIG NAME CURRENT TERM START DATE ESTIMATED END DATE
- -------------------------------------------------------------------------------------------------
Ocean Crusader one well mid April 2001 mid May 2001
- -------------------------------------------------------------------------------------------------
Ocean Drake six month extension late March 2001 late September 2001
plus option
- -------------------------------------------------------------------------------------------------
Ocean Champion two wells mid April 2001 late May 2001
- -------------------------------------------------------------------------------------------------
Ocean Columbia six month extension mid January 2000 late July 2001
plus option
- -------------------------------------------------------------------------------------------------
Ocean Spartan six month term late November 2000 late May 2001
plus option
- -------------------------------------------------------------------------------------------------
Ocean Spur six month term early April 2001 early October 2001
plus option
- -------------------------------------------------------------------------------------------------
Ocean Sovereign two-year term mid September 2000 early September 2002
- -------------------------------------------------------------------------------------------------
Ocean Heritage one-year term late January 2001 late January 2002
- -------------------------------------------------------------------------------------------------
Ocean King 90 day term plus option late February 2001 late May 2001
- -------------------------------------------------------------------------------------------------
Ocean Nugget one well/one workover mid March 2001 early May 2001
plus option
- -------------------------------------------------------------------------------------------------
Ocean Summit one well plus option mid February 2001 mid May 2001
- -------------------------------------------------------------------------------------------------
Ocean Warwick three month extension early April 2001 early July 2001
plus option
- -------------------------------------------------------------------------------------------------
Ocean Titan one-well mid February 2001 early May 2001
- -------------------------------------------------------------------------------------------------
Ocean Tower one well mid February 2001 late May 2001
- -------------------------------------------------------------------------------------------------
Ocean Liberator - - -
- -------------------------------------------------------------------------------------------------
Ocean Century - - -
- -------------------------------------------------------------------------------------------------
1
RIG NAME CURRENT TERM START DATE ESTIMATED END DATE
- -------------------------------------------------------------------------------------------------
Ocean Ambassador two wells plus option mid February 2001 early May 2001
- -------------------------------------------------------------------------------------------------
Ocean Nomad one well late April 2001 early June 2001
- -------------------------------------------------------------------------------------------------
Ocean New Era one well early May 2001 mid June 2001
- -------------------------------------------------------------------------------------------------
Ocean Bounty 180-day contract early March 2001 late October 2001
- -------------------------------------------------------------------------------------------------
Ocean Guardian one well mid August 2000 early May 2001
- -------------------------------------------------------------------------------------------------
Ocean Princess one well early April 2001 early May 2001
- -------------------------------------------------------------------------------------------------
Ocean Whittington three-year term mid March 1998 mid May 2001
- -------------------------------------------------------------------------------------------------
Ocean Epoch one well early March 2001 early May 2001
- -------------------------------------------------------------------------------------------------
Ocean General 200-day term contract mid February 2001 early September 2001
plus option
- -------------------------------------------------------------------------------------------------
Ocean Prospector - - -
- -------------------------------------------------------------------------------------------------
Ocean Endeavor two workovers mid March 2001 mid May 2001
- -------------------------------------------------------------------------------------------------
Ocean Rover - - -
- -------------------------------------------------------------------------------------------------
Ocean Concord one well mid April 2001 early May 2001
- -------------------------------------------------------------------------------------------------
Ocean Lexington third of three wells late January 2001 mid May 2001
- -------------------------------------------------------------------------------------------------
2
RIG NAME CURRENT TERM START DATE ESTIMATED END DATE
- -------------------------------------------------------------------------------------------------
Ocean Saratoga one well mid February 2001 early May 2001
- -------------------------------------------------------------------------------------------------
Ocean Yorktown five-year term early June 1996 early June 2001
- -------------------------------------------------------------------------------------------------
Ocean Voyager one well plus option mid April 2001 mid July 2001
- -------------------------------------------------------------------------------------------------
Ocean Yatzy five-year term early November 1998 early November 2003
- -------------------------------------------------------------------------------------------------
Ocean Worker four-year term mid January 1998 mid January 2002
plus option
- -------------------------------------------------------------------------------------------------
Ocean Quest one well plus option early April 2001 late April 2001
- -------------------------------------------------------------------------------------------------
Ocean Winner two-year term early May 1999 early May 2001
- -------------------------------------------------------------------------------------------------
Ocean Star six month term late April 2001 late October 2001
plus option
- -------------------------------------------------------------------------------------------------
Ocean Victory 180-day extension late March 2001 mid October 2001
- -------------------------------------------------------------------------------------------------
Ocean America one well plus option early April 2001 late August 2001
- -------------------------------------------------------------------------------------------------
Ocean Valiant 810 day term late April 2001 late December 2001
- -------------------------------------------------------------------------------------------------
Ocean Alliance three-year term early September 2000 early September 2003
- -------------------------------------------------------------------------------------------------
Ocean Baroness - - February 2002
- -------------------------------------------------------------------------------------------------
Ocean Confidence five-year term early January 2001 early January 2006
- -------------------------------------------------------------------------------------------------
Ocean Clipper three-year term mid January 2000 mid January 2003
- -------------------------------------------------------------------------------------------------
NOTES:
DOTS = Diamond Offshore Team Solutions, Inc.
GOM = Gulf of Mexico
3
TABLE CONTINUED......
DAYRATE
RIG NAME (IN THOUSANDS) FUTURE CONTRACT AND OTHER INFORMATION
- -------------------------------------------------------------------------------------------
Ocean Crusader upper 30's followed by 2 weeks downtime for ABS leg
inspection/repairs ending late May 2001; followed
by one well with Walter in lower 40's ending late
June 2001; followed by one well plus option with
Walter in lower 40's ending early July 2001
- -------------------------------------------------------------------------------------------
Ocean Drake lower 40's available
- -------------------------------------------------------------------------------------------
Ocean Champion upper 30's available
- -------------------------------------------------------------------------------------------
Ocean Columbia lower 40's available
- -------------------------------------------------------------------------------------------
Ocean Spartan lower 40's six month extension plus option with BP in upper
40's ending late November 2001
- -------------------------------------------------------------------------------------------
Ocean Spur upper 40's available
- -------------------------------------------------------------------------------------------
Ocean Sovereign lower 30's shipyard repairs beginning mid December 2000 and
ending late June 2001
- -------------------------------------------------------------------------------------------
Ocean Heritage mid 30's available
- -------------------------------------------------------------------------------------------
Ocean King lower 50's 90-day extension plus option with BP in lower 50's
ending mid August 2001
- -------------------------------------------------------------------------------------------
Ocean Nugget lower 50's available
- -------------------------------------------------------------------------------------------
Ocean Summit lower 40's shipyard for spud can inspection ending late
June 2001
- -------------------------------------------------------------------------------------------
Ocean Warwick lower 50's available
- -------------------------------------------------------------------------------------------
Ocean Titan mid 30's one well extension with Dominion in mid 40's ending
early July 2001; followed by one well plus option
with Dominion in lower 50's ending early September
2001
- -------------------------------------------------------------------------------------------
Ocean Tower lower 40's one well extension plus option with Spinnaker in
mid 40's ending late June 2001
- -------------------------------------------------------------------------------------------
Ocean Liberator - available
- -------------------------------------------------------------------------------------------
Ocean Century - -
- -------------------------------------------------------------------------------------------
1
DAYRATE
RIG NAME (IN THOUSANDS) FUTURE CONTRACT AND OTHER INFORMATION
- -------------------------------------------------------------------------------------------
Ocean Ambassador lower 40's available
- -------------------------------------------------------------------------------------------
Ocean Nomad mid 70's one well plus two options with Veba in mid 60's
ending early October 2001
- -------------------------------------------------------------------------------------------
Ocean New Era lower 40's Committed for mud lift JIP ending mid September 2001
- -------------------------------------------------------------------------------------------
Ocean Bounty lower 80's available
- -------------------------------------------------------------------------------------------
Ocean Guardian lower 40's shipyard ending mid May 2001; followed by nine
months plus option with Shell in lower 70's ending
early February 2002
- -------------------------------------------------------------------------------------------
Ocean Princess upper 30's mid period survey ending late May 2001; followed by
one well with Talisman in lower 40's ending late
August 2001; followed by three month term plus
options with Talisman in high 60's ending late
November 2001.
- -------------------------------------------------------------------------------------------
Ocean Whittington 100's modification and mobe period with ExxonMobil in
mid 30's ending late June 2001, followed by one
well with ExxonMobil in lower 60's ending mid
August 2001
- -------------------------------------------------------------------------------------------
Ocean Epoch upper 40's one well plus six options with CACT in mid 50's
ending mid June 2001
- -------------------------------------------------------------------------------------------
Ocean General lower 80's one well with Woodside in 100's ending late October
2001
- -------------------------------------------------------------------------------------------
Ocean Prospector - -
- -------------------------------------------------------------------------------------------
Ocean Endeavor lower 40's one well plus option with Westport in lower 40's
ending late July 2001
- -------------------------------------------------------------------------------------------
Ocean Rover - -
- -------------------------------------------------------------------------------------------
Ocean Concord upper 30's one well plus option with Walter in lower 40's
ending late May 2001; followed by one well plus
option in mid 50's ending early June 2001
- -------------------------------------------------------------------------------------------
Ocean Lexington lower 40's one well plus option with Kerr McGee in lower 50's
ending late May 2001; followed by four wells with
Murphy in upper 40's ending mid February 2002
- -------------------------------------------------------------------------------------------
2
DAYRATE
RIG NAME (IN THOUSANDS) FUTURE CONTRACT AND OTHER INFORMATION
- -------------------------------------------------------------------------------------------
Ocean Saratoga lower 40's one well with Walter in mid 40's ending early June
2001; followed by one well plus option with Walter
in upper 40's ending mid July 2001
- -------------------------------------------------------------------------------------------
Ocean Yorktown lower 60's available
- -------------------------------------------------------------------------------------------
Ocean Voyager lower 50's available
- -------------------------------------------------------------------------------------------
Ocean Yatzy 120's available
- -------------------------------------------------------------------------------------------
Ocean Worker 120's available
- -------------------------------------------------------------------------------------------
Ocean Quest lower 80's contracted for one well with Kerr McGee in lower
80's ending early June 2001; followed by one well
plus option with Kerr McGee in lower 90's ending
early July 2001
- -------------------------------------------------------------------------------------------
Ocean Winner lower 80's contracted for 18 month extension with Petrobras
in lower 80's ending late October 2002
- -------------------------------------------------------------------------------------------
Ocean Star 100's available
- -------------------------------------------------------------------------------------------
Ocean Victory 110's available
- -------------------------------------------------------------------------------------------
Ocean America 110's assignment from BP
- -------------------------------------------------------------------------------------------
Ocean Valiant 120's available
- -------------------------------------------------------------------------------------------
Ocean Alliance 110's available
- -------------------------------------------------------------------------------------------
Ocean Baroness - available
- -------------------------------------------------------------------------------------------
Ocean Confidence 170's available
- -------------------------------------------------------------------------------------------
Ocean Clipper lower 90's available
- -------------------------------------------------------------------------------------------
NOTES:
DOTS = Diamond Offshore Team Solutions, Inc.
GOM = Gulf of Mexico
3