EXHIBIT 99.1
DIAMOND OFFSHORE DRILLING, INC.
RIG STATUS REPORT AS OF APRIL 12, 2004
RIG NAME WD DESIGN LOCATION STATUS* OPERATOR
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DOMESTIC DEEPWATER SEMISUBMERSIBLES (6)
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Ocean Quest 3,500' Victory Class GOM Contracted BP
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Ocean Star 5,500' Victory Class GOM Idle DODI
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Ocean America 5,500' Ocean Odyssey GOM Idle DODI
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Ocean Valiant 5,500' Ocean Odyssey GOM Contracted ENI
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Ocean Victory 5,500' Victory Class GOM Contracted Chevron/Texaco
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Ocean Confidence 7,500' DP Aker H-3.2 GOM Contracted BP
Modified
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DOMESTIC 2ND/3RD GENERATION SEMISUBMERSIBLES (3)
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Ocean Concord 2,200' F&G SS-2000 GOM Contracted Westport
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Ocean Lexington 2,200' F&G SS-2000 GOM Contracted Walter Oil & Gas
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Ocean Saratoga 2,200' F&G SS-2000 GOM Contracted LLOG
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DOMESTIC JACKUPS (11)
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Ocean Crusader 200' Mat Cantilever GOM Contracted Stone Energy
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Ocean Drake 200' Mat Cantilever GOM Contracted ADTI/KerrMcGee
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Ocean Columbia 250' Independent Leg GOM Idle DODI
Cantilever
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Ocean Spartan 300' Independent Leg GOM Contracted LLOG
Cantilever
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Ocean Spur 300' Independent Leg GOM Contracted Forest Oil
Cantilever
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Ocean King 300' Independent Leg GOM Contracted BP America
Cantilever
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Ocean Nugget 300' Independent Leg GOM Idle DODI
Cantilever
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Ocean Summit 300' Independent Leg GOM Contracted Chevron/Texaco
Cantilever
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Ocean Warwick 300' Independent Leg GOM Contracted KerrMcGee
Cantilever
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Ocean Titan 350' Independent Leg GOM Contracted Stone Energy
Cantilever
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Ocean Tower 350' Independent Leg GOM Contracted Newfield
Cantilever
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1
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INTERNATIONAL SEMISUBMERSIBLES (17)
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MEXICO
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Ocean Ambassador 1,100' Bethlehem SS-2000 GOM Contracted PEMEX
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Ocean Whittington 1,500' Aker H-3 GOM Contracted PEMEX
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Ocean Worker 3,500' F&G 9500 Enhanced GOM Contracted PEMEX
Pacesetter
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Ocean Yorktown 2,850' F&G SS-2000 GOM Contracted PEMEX
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AFRICA
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Ocean Nomad 1,200' Aker H-3 Mobe to Contracted Premier
Guinea Bissau
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Ocean Patriot 1,500' Bingo 3000 South Africa Contracted PetroSA
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NORTH SEA
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Ocean Guardian 1,500' Earl & Wright North Sea Contracted Shell
Sedco 711 Series
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Ocean Princess 1,500' Aker H-3 North Sea Contracted Talisman
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Ocean Vanguard 1,500' Bingo 3000 North Sea Idle DODI
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AUSTRALASIA
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Ocean Bounty 1,500' Victory Class Australia Contracted NZOP
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Ocean Epoch 1,640' Korkut Australia Contracted Santos
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Ocean General 1,640' Korkut Vietnam Contracted P.V.E&P
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Ocean Baroness 7,000' Victory Class Indonesia Contracted Unocal
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Ocean Rover 7,000' Victory Class Singapore Contracted Murphy
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2
BRAZIL
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Ocean Yatzy 3,300' DP DYVI Super Yatzy Brazil Contracted Petrobras
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Ocean Winner 3,500' Aker H-3 Brazil Contracted Petrobras
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Ocean Alliance 5,000' Alliance Class Brazil Contracted Petrobras
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INTERNATIONAL DRILLSHIPS (1)
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Ocean Clipper 7,500' DP Fluor/Mitsubishi Brazil Contracted Petrobras
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INTERNATIONAL JACKUPS (2)
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Ocean Sovereign 250' Independent Leg Indonesia Contracted Amerada Hess
Cantilever
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Ocean Heritage 300' Independent Leg Mobe to Contracted Noble Energy
Cantilever Ecuador
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COLD STACKED (5)
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Ocean Liberator 600' Aker H-3 S. Africa Cold Stacked DODI
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Ocean Champion 250' Mat Slot GOM Cold Stacked DODI
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Ocean Endeavor 2,000' Victory Class GOM Cold Stacked DODI
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Ocean Voyager 3,200' Victory Class GOM Cold Stacked DODI
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Ocean New Era 1,500' Korkut GOM Cold Stacked DODI
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NOTES:
* ASSUME 95-98% UTILIZATION RATE DURING CONTRACTED PERIODS TO ALLOW FOR NORMAL
EQUIPMENT REPAIR DOWNTIME.
GOM = Gulf of Mexico
** TABLE CONTINUED **
3
DAYRATE
RIG NAME CURRENT TERM (000S) START DATE
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DOMESTIC DEEPWATER SEMISUBMERSIBLES (6)
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Ocean Quest one well mid 40's mid April 2004
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Ocean Star - - -
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Ocean America - - -
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Ocean Valiant three wells plus high 50's late Dec. 2003
option
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Ocean Victory one well mid 60's mid March 2004
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Ocean Confidence five-year term 170's early Jan. 2001
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DOMESTIC 2ND/3RD GENERATION SEMISUBMERSIBLES (3)
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Ocean Concord one well plus option high 30's early April 2004
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Ocean Lexington one well plus option high 40's late March 2004
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Ocean Saratoga one well low 40's early April 2004
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DOMESTIC JACKUPS (11)
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Ocean Crusader one well mid 20's late Dec. 2003
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Ocean Drake one well plus option high 20's late March 2004
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Ocean Columbia - - -
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Ocean Spartan one well high 20's late Nov. 2003
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Ocean Spur one well plus option mid 30's early Apri 2004
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Ocean King one well plus option high 30's mid Jan. 2004
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Ocean Nugget - - -
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Ocean Summit 60 day extension mid 30's early March 2004
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Ocean Warwick one well mid 30's early April 2004
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Ocean Titan first of two wells plus low 40's late March 2004
option
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Ocean Tower one well mid 30's late March 2004
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1
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INTERNATIONAL SEMISUBMERSIBLES (17)
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MEXICO
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Ocean Ambassador four year term work mid 50's late July 2003
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Ocean Whittington four year term work low 60's late July 2003
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Ocean Worker four year term work high 60's mid Aug. 2003
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Ocean Yorktown four year term work mid 40's late Oct. 2003
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AFRICA
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Ocean Nomad one well high 40's mid Feb. 2004
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Ocean Patriot one well mid 50's early April 2004
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NORTH SEA
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Ocean Guardian one year high 40's late March 2004
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Ocean Princess second of two wells low 50's mid Feb. 2004
plus option
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Ocean Vanguard _ _ _
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AUSTRALASIA
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Ocean Bounty two wells plus two low 70's late March 2004
options wells
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Ocean Epoch Exeter/Mutineer mid 60's mid Jan. 2004
development plus option
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Ocean General one option well mid 50's late Jan. 2004
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Ocean Baroness 400 days plus option 110's late March 2003
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Ocean Rover third of four option 110s late Dec. 2003
wells
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2
BRAZIL
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Ocean Yatzy 700 day extension mid 70's early Nov. 2003
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Ocean Winner 700 day extension mid 50's early April 2004
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Ocean Alliance four-year contract 110's early Sept. 2000
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INTERNATIONAL DRILLSHIPS (1)
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Ocean Clipper 700 day extension low 100's early Jan. 2003
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INTERNATIONAL JACKUPS (2)
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Ocean Sovereign two wells plus two high 30's early April 2004
option wells
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Ocean Heritage second of three wells mid 50's mid Feb. 2004
plus options
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COLD STACKED (5)
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Ocean Liberator - - -
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Ocean Champion - - -
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Ocean Endeavor - - -
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Ocean Voyager - - -
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Ocean New Era - - -
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NOTES:
* ASSUME 95-98% UTILIZATION RATE DURING CONTRACTED PERIODS TO ALLOW FOR NORMAL
EQUIPMENT REPAIR DOWNTIME.
GOM = Gulf of Mexico
** TABLE CONTINUED **
3
RIG NAME EST. END DATE FUTURE CONTRACT AND OTHER INFORMATION
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DOMESTIC DEEPWATER SEMISUBMERSIBLES (6)
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Ocean Quest late April 2004 one well with EPL in mid 40's beginning late April
and ending mid June 2004, available; actively
marketing.
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Ocean Star - available; actively marketing.
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Ocean America - 90 day upgrade/survey ending late May 2004;
available, actively marketing.
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Ocean Valiant early Sept.2004 available; actively marketing.
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Ocean Victory late May 2004 available; actively marketing.
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Ocean Confidence early Jan. 2006 available; actively marketing.
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DOMESTIC 2ND/3RD GENERATION SEMISUBMERSIBLES (3)
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Ocean Concord mid May 2004 available; actively marketing.
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Ocean Lexington late April 2004 available; actively marketing.
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Ocean Saratoga late April 2004 available, actively marketing.
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DOMESTIC JACKUPS (11)
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Ocean Crusader late April 2004 two wells plus option with Stone in high 20's
beginning late April and ending late July 2004,
available; actively marketing.
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Ocean Drake early May 2004 available, actively marketing.
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Ocean Columbia - one well plus option with KerrMcGee in low 30's
beginning mid April 2004 and ending mid May 2004,
available; actively marketing.
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Ocean Spartan mid April 2004 one well plus option with LLOG in low 30's
beginning mid April and ending early June 2004,
available; actively marketing.
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Ocean Spur late April 2004 available, actively marketing.
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Ocean King early May 2004 available; actively marketing.
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Ocean Nugget - available; actively marketing.
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Ocean Summit early May 2004 available; actively marketing.
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Ocean Warwick late May 2004 available; actively marketing.
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Ocean Titan late June 2004 available, actively marketing.
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Ocean Tower late April 2004 available; actively marketing.
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1
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INTERNATIONAL SEMISUBMERSIBLES (17)
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MEXICO
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Ocean Ambassador mid Dec. 2007 available.
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Ocean Whittington early Oct. 2006 available.
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Ocean Worker late July 2007 available.
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Ocean Yorktown mid July 2007 available.
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AFRICA
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Ocean Nomad late April 2004 Mobe to Gabon, then three wells plus option in
Gabon with Vaalco/SASOL in high 40's beginning
early May and ending early Sept. 2004; available,
actively marketing.
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Ocean Patriot late May 2004 available; actively marketing.
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NORTH SEA
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Ocean Guardian late March 2005 available; actively marketing.
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Ocean Princess early July 2004 available, actively marketing.
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Ocean Vanguard _ one well with Talisman in mid 30's beginning early
May in U.K. sector of North Sea, followed by
optional intervention well at adjusted rate,
followed by one well in low 60's and ending mid
November 2004, available; actively marketing.
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AUSTRALASIA
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Ocean Bounty late May 2004 available, actively marketing.
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Ocean Epoch mid Nov. 2004 available, actively marketing.
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Ocean General mid April 2004 five completion options in mid 50's with P.V.E&P
beginning mid April and ending mid Sept. 2004,
available; actively marketing.
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Ocean Baroness mid April 2004 180 day option exercised in 110's with Unocal
beginning mid April and ending early Oct. 2004,
available; actively marketing.
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Ocean Rover early May 2004 actively marketing.
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BRAZIL
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Ocean Yatzy mid Oct. 2005 survey under way, estimated mid May completion;
available.
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Ocean Winner mid March 2006 survey under way, estimated mid April completion;
available.
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Ocean Alliance early Sept. 2004 survey under way, estimated late March completion;
available.
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INTERNATIONAL DRILLSHIPS (1)
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Ocean Clipper early March 2006 available.
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INTERNATIONAL JACKUPS (2)
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Ocean Sovereign late May 2004 available, actively marketing.
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Ocean Heritage mid June 2004 available, actively marketing.
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COLD STACKED (5)
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Ocean Liberator - Cold stacked Nov. '02.
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Ocean Champion - Cold Stacked Feb. '02.
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Ocean Endeavor - Cold stacked March '02.
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Ocean Voyager - Cold stacked March '02.
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Ocean New Era - Cold stacked Dec. '02.
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NOTES:
* ASSUME 95-98% UTILIZATION RATE DURING CONTRACTED PERIODS TO ALLOW FOR NORMAL
EQUIPMENT REPAIR DOWNTIME.
GOM = Gulf of Mexico
** TABLE COMPLETE **
3