Exhibit 99.1 DIAMOND OFFSHORE DRILLING, INC. RIG STATUS REPORT AS OF AUGUST 19, 2002 RATED WATER RIG NAME DEPTH DESIGN LOCATION STATUS OPERATOR - ----------------------------------------------------------------------------------------------------------------- Ocean Crusader 200' Mat Cantilever GOM Contracted Walter Oil & Gas - ----------------------------------------------------------------------------------------------------------------- Ocean Drake 200' Mat Cantilever GOM Contracted ChevronTexaco - ----------------------------------------------------------------------------------------------------------------- Ocean Champion 250' Mat Slot GOM Cold Stacked - - ----------------------------------------------------------------------------------------------------------------- Ocean Columbia 250' Independent Leg Cantilever GOM Contracted Spinnaker - ----------------------------------------------------------------------------------------------------------------- Ocean Sovereign 250' Independent Leg Cantilever Indonesia Contracted CNOOC - ----------------------------------------------------------------------------------------------------------------- Ocean Heritage 300' Independent Leg Cantilever Singapore Shipyard for water-depth - upgrade - ----------------------------------------------------------------------------------------------------------------- Ocean Spartan 300' Independent Leg Cantilever GOM Shipyard for water-depth - upgrade - ----------------------------------------------------------------------------------------------------------------- Ocean Spur 300' Independent Leg Cantilever GOM Shipyard for water-depth - upgrade - ----------------------------------------------------------------------------------------------------------------- Ocean King 300' Independent Leg Cantilever GOM Contracted BP - ----------------------------------------------------------------------------------------------------------------- Ocean Nugget 300' Independent Leg Cantilever GOM Contracted Pogo Producing - ----------------------------------------------------------------------------------------------------------------- Ocean Summit 300' Independent Leg Cantilever GOM Contracted EOG Resources - ----------------------------------------------------------------------------------------------------------------- Ocean Warwick 300' Independent Leg Cantilever GOM Contracted BP - ----------------------------------------------------------------------------------------------------------------- Ocean Titan 350' Independent Leg Slot GOM Contracted Walter Oil & Gas - ----------------------------------------------------------------------------------------------------------------- Ocean Tower 350' Independent Leg Slot GOM Shipyard for cantilever - upgrade - ----------------------------------------------------------------------------------------------------------------- Ocean Liberator 600' Aker H-3 Senegal Shipyard - - ----------------------------------------------------------------------------------------------------------------- Ocean Century 800' Korkut GOM Cold Stacked - - ----------------------------------------------------------------------------------------------------------------- Ocean Ambassador 1,100' Bethlehem SS-2000 GOM Contracted El Paso - ----------------------------------------------------------------------------------------------------------------- Ocean Nomad 1,200' Aker H-3 North Sea Stacked - - ----------------------------------------------------------------------------------------------------------------- Ocean New Era 1,500' Korkut GOM Stacked - - ----------------------------------------------------------------------------------------------------------------- Ocean Bounty 1,500' Victory Class Australia Contracted OMV - ----------------------------------------------------------------------------------------------------------------- Ocean Guardian 1,500' Earl & Wright Sedco 711 North Sea Contracted Shell Series - ----------------------------------------------------------------------------------------------------------------- Ocean Princess 1,500' Aker H-3 North Sea Contracted Talisman - ----------------------------------------------------------------------------------------------------------------- 1 RATED WATER RIG NAME DEPTH DESIGN LOCATION STATUS OPERATOR - ----------------------------------------------------------------------------------------------------------------- Ocean Whittington 1,500' Aker H-3 Ghana Contracted Dana - ----------------------------------------------------------------------------------------------------------------- Ocean Epoch 1,640' Korkut Vietnam Contracted BP - ----------------------------------------------------------------------------------------------------------------- Ocean General 1,640' Korkut Vietnam Contracted PetroVietnam - ----------------------------------------------------------------------------------------------------------------- Ocean Prospector 1,700' Victory Class GOM Cold Stacked - - ----------------------------------------------------------------------------------------------------------------- Ocean Endeavor 2,000' Victory Class GOM Cold Stacked - - ----------------------------------------------------------------------------------------------------------------- Ocean Concord 2,200' F&G SS-2000 GOM Contracted Walter Oil & Gas - ----------------------------------------------------------------------------------------------------------------- Ocean Lexington 2,200' F&G SS-2000 GOM Contracted Kerr McGee - ----------------------------------------------------------------------------------------------------------------- Ocean Saratoga 2,200' F&G SS-2000 GOM Contracted DOTS/LLOG - ----------------------------------------------------------------------------------------------------------------- Ocean Yorktown 2,850' F&G SS-2000 Brazil Contracted Enterprise - ----------------------------------------------------------------------------------------------------------------- Ocean Voyager 3,200' Victory Class GOM Cold Stacked - - ----------------------------------------------------------------------------------------------------------------- Ocean Yatzy 3,300' DP DYVI Super Yatzy Brazil Contracted Petrobras - ----------------------------------------------------------------------------------------------------------------- Ocean Worker 3,500' F&G 9500 Enhanced Pacesetter GOM Contracted Devon - ----------------------------------------------------------------------------------------------------------------- Ocean Quest 3,500' Victory Class GOM Contracted Kerr McGee - ----------------------------------------------------------------------------------------------------------------- Ocean Winner 3,500' Aker H-3 Brazil Contracted Petrobras - ----------------------------------------------------------------------------------------------------------------- Ocean Alliance 5,000' Alliance Class Brazil Contracted Petrobras - ----------------------------------------------------------------------------------------------------------------- Ocean Star 5,500' Victory Class GOM Contracted Kerr McGee - ----------------------------------------------------------------------------------------------------------------- Ocean Victory 5,500' Victory Class GOM Shipyard - - ----------------------------------------------------------------------------------------------------------------- Ocean America 5,500' Ocean Odyssey GOM Stacked - - ----------------------------------------------------------------------------------------------------------------- Ocean Valiant 5,500' Ocean Odyssey GOM Contracted Murphy - ----------------------------------------------------------------------------------------------------------------- Ocean Baroness 7,000' Victory Class Malaysia Contracted Murphy - ----------------------------------------------------------------------------------------------------------------- Ocean Rover 7,000' Victory Class Singapore Shipyard Upgrade - - ----------------------------------------------------------------------------------------------------------------- 2 RATED WATER RIG NAME DEPTH DESIGN LOCATION STATUS OPERATOR - ----------------------------------------------------------------------------------------------------------------- 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 early May 2002 late August 2002 - ---------------------------------------------------------------------------------------------- Ocean Drake one well plus option early July 2002 late August 2002 - ---------------------------------------------------------------------------------------------- Ocean Champion - early August 2001 - - ---------------------------------------------------------------------------------------------- Ocean Columbia one well plus option early July 2002 late August 2002 - ---------------------------------------------------------------------------------------------- Ocean Sovereign two-year term mid September 2000 late September 2002 - ---------------------------------------------------------------------------------------------- Ocean Heritage - late June 2002 early December 2002 - ---------------------------------------------------------------------------------------------- Ocean Spartan - early April 2002 early October 2002 - ---------------------------------------------------------------------------------------------- Ocean Spur - mid April 2002 mid November 2002 - ---------------------------------------------------------------------------------------------- Ocean King 90-day extension plus early August 2002 early November 2002 option - ---------------------------------------------------------------------------------------------- Ocean Nugget second of three wells plus late July 2002 late November 2002 option - ---------------------------------------------------------------------------------------------- Ocean Summit one well early August 2002 late August 2002 - ---------------------------------------------------------------------------------------------- Ocean Warwick one year early January 2002 late December 2002 - ---------------------------------------------------------------------------------------------- Ocean Titan one well early August 2002 early September 2002 - ---------------------------------------------------------------------------------------------- Ocean Tower - mid August 2002 mid February 2003 - ---------------------------------------------------------------------------------------------- Ocean Liberator - late March 2002 mid September 2002 - ---------------------------------------------------------------------------------------------- Ocean Century - 1998 - - ---------------------------------------------------------------------------------------------- Ocean Ambassador one well plus option mid August 2002 mid September 2002 - ---------------------------------------------------------------------------------------------- Ocean Nomad - mid August 2002 late September 2002 - ---------------------------------------------------------------------------------------------- Ocean New Era - late October 2001 - - ---------------------------------------------------------------------------------------------- Ocean Bounty one well early August 2002 late August 2002 - ---------------------------------------------------------------------------------------------- Ocean Guardian five wells early February 2002 mid October 2002 - ---------------------------------------------------------------------------------------------- Ocean Princess two wells mid March 2002 late August 2002 - ---------------------------------------------------------------------------------------------- 1 RIG NAME CURRENT TERM START DATE ESTIMATED END DATE - ---------------------------------------------------------------------------------------------- Ocean Whittington one well early July 2002 mid September 2002 - ---------------------------------------------------------------------------------------------- Ocean Epoch five wells plus option early December 2001 late October 2002 - ---------------------------------------------------------------------------------------------- Ocean General two well program plus mid May 2002 mid December 2002 options - ---------------------------------------------------------------------------------------------- Ocean Prospector - 1998 - - ---------------------------------------------------------------------------------------------- Ocean Endeavor - early March 2002 - - ---------------------------------------------------------------------------------------------- Ocean Concord one well early August 2002 late August 2002 - ---------------------------------------------------------------------------------------------- Ocean Lexington one well late July 2002 late August 2002 - ---------------------------------------------------------------------------------------------- Ocean Saratoga second of two wells plus early July 2002 late August 2002 option - ---------------------------------------------------------------------------------------------- Ocean Yorktown 15-well development mid September 2001 mid May 2003 - ---------------------------------------------------------------------------------------------- Ocean Voyager - early March 2002 - - ---------------------------------------------------------------------------------------------- Ocean Yatzy five-year term plus early November 1998 early November 2003 option - ---------------------------------------------------------------------------------------------- Ocean Worker one well late July 2002 early September 2002 - ---------------------------------------------------------------------------------------------- Ocean Quest one tieback plus option mid August 2002 late August 2002 - ---------------------------------------------------------------------------------------------- Ocean Winner 18-month extension early July 2001 early November 2002 - ---------------------------------------------------------------------------------------------- Ocean Alliance four-year contract early September 2000 early September 2004 - ---------------------------------------------------------------------------------------------- Ocean Star thirty day term mid August 2002 mid September 2002 - ---------------------------------------------------------------------------------------------- Ocean Victory - mid August 2002 late September 2002 - ---------------------------------------------------------------------------------------------- Ocean America - mid August 2002 early October 2002 - ---------------------------------------------------------------------------------------------- Ocean Valiant third of three wells early January 2002 late August 2002 - ---------------------------------------------------------------------------------------------- Ocean Baroness fourth well early August 2002 late September 2002 - ---------------------------------------------------------------------------------------------- Ocean Rover - early January 2002 third quarter 2003 - ---------------------------------------------------------------------------------------------- 2 RIG NAME CURRENT TERM START DATE ESTIMATED END DATE - ---------------------------------------------------------------------------------------------- Ocean Confidence five-year term early January 2001 early January 2006 - ---------------------------------------------------------------------------------------------- Ocean Clipper three-year term mid January 2000 early 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 high teens one workover with Walter in the high teens ending late August 2002, followed by two wells with Walter in the lower 20's ending mid October 2002. - ----------------------------------------------------------------------------------------- Ocean Drake lower 20's available. - ----------------------------------------------------------------------------------------- Ocean Champion - - - ----------------------------------------------------------------------------------------- Ocean Columbia upper teens available. - ----------------------------------------------------------------------------------------- Ocean Sovereign lower 30's Singapore shipyard for leg upgrade ending early February 2003. - ----------------------------------------------------------------------------------------- Ocean Heritage - available. - ----------------------------------------------------------------------------------------- Ocean Spartan - available. - ----------------------------------------------------------------------------------------- Ocean Spur - available. - ----------------------------------------------------------------------------------------- Ocean King upper 20's available. - ----------------------------------------------------------------------------------------- Ocean Nugget upper teens available. - ----------------------------------------------------------------------------------------- Ocean Summit lower 20's one well plus option with EOG in upper 20's ending late October 2002. - ----------------------------------------------------------------------------------------- Ocean Warwick upper 20's available. - ----------------------------------------------------------------------------------------- Ocean Titan lower 20's one well plus option with Walter in lower 20's ending mid December 2002. - ----------------------------------------------------------------------------------------- Ocean Tower - available. - ----------------------------------------------------------------------------------------- Ocean Liberator - Shipyard in Dakar/available. - ----------------------------------------------------------------------------------------- Ocean Century - - - ----------------------------------------------------------------------------------------- Ocean Ambassador lower 40's available. - ----------------------------------------------------------------------------------------- Ocean Nomad - available. - ----------------------------------------------------------------------------------------- Ocean New Era - available. - ----------------------------------------------------------------------------------------- Ocean Bounty lower 90's one well plus demobe with Santos in lower 90's ending mid October 2002. - ----------------------------------------------------------------------------------------- Ocean Guardian lower 90's available - ----------------------------------------------------------------------------------------- Ocean Princess lower 70's available. - ----------------------------------------------------------------------------------------- 1 DAYRATE RIG NAME (IN THOUSANDS) FUTURE CONTRACT AND OTHER INFORMATION - ----------------------------------------------------------------------------------------- Ocean Whittington lower 50's available. - ----------------------------------------------------------------------------------------- Ocean Epoch lower 70's first option well declared in lower 70's ending early November 2002. - ----------------------------------------------------------------------------------------- Ocean General mid 60's available. - ----------------------------------------------------------------------------------------- Ocean Prospector - - - ----------------------------------------------------------------------------------------- Ocean Endeavor - - - ----------------------------------------------------------------------------------------- Ocean Concord lower 30's one well plus option with Walter in mid 30's ending early September 2002. - ----------------------------------------------------------------------------------------- Ocean Lexington mid 30's one well plus option with Kerr McGee in mid 30's ending early September 2002. - ----------------------------------------------------------------------------------------- Ocean Saratoga mid 30's available. - ----------------------------------------------------------------------------------------- Ocean Yorktown lower 60's available. - ----------------------------------------------------------------------------------------- Ocean Voyager - - - ----------------------------------------------------------------------------------------- Ocean Yatzy 120's available. - ----------------------------------------------------------------------------------------- Ocean Worker lower 40's available. - ----------------------------------------------------------------------------------------- Ocean Quest mid 70's special survey in shipyard ending late October 2002. - ----------------------------------------------------------------------------------------- Ocean Winner lower 80's one year extension in lower 60's with Petrobras ending early November 2003. - ----------------------------------------------------------------------------------------- Ocean Alliance 110's available. - ----------------------------------------------------------------------------------------- Ocean Star upper 60's two wells with Kerr McGee in upper 80's ending mid November 2002, followed by nine month term work with Kerr McGee in mid 80's ending mid August 2003. - ----------------------------------------------------------------------------------------- Ocean Victory - available. - ----------------------------------------------------------------------------------------- Ocean America - available - ----------------------------------------------------------------------------------------- Ocean Valiant lower 80's seven month term plus option with Murphy in lower 80's ending late March 2003. - ----------------------------------------------------------------------------------------- Ocean Baroness 120's demobe with Murphy in 170's ending early October 2002. - ----------------------------------------------------------------------------------------- Ocean Rover - available. - ----------------------------------------------------------------------------------------- 2 DAYRATE RIG NAME (IN THOUSANDS) FUTURE CONTRACT AND OTHER INFORMATION - ----------------------------------------------------------------------------------------- Ocean Confidence 170's available. - ----------------------------------------------------------------------------------------- Ocean Clipper lower 90's one year extension in 100's with Petrobras ending early January 2004. - ----------------------------------------------------------------------------------------- NOTES: DOTS = Diamond Offshore Team Solutions, Inc. GOM = Gulf of Mexico 3 ** TABLE COMPLETE **