History
Name	Deepwater Discovery
Owner	Transocean
Operator	Transocean Offshore Deepwater Drilling Inc.
Port of registry	Port Vila, Vanuatu
Builder	Samsung Heavy Industries Co. Ltd. Geoje, South Korea
Laid down	27 August 1999
Acquired	25 July 2000
Identification	ABS class no.:0039079 Call sign: YJVY6 DNV ID: 24036 IMO number: 9203679
Notes	[1]
General characteristics
Class and type	American Bureau of Shipping A1, drilling unit, MODU
Tonnage	59,632 GT 98,000 DWT
Length	230.48 m (756.2 ft)
Beam	42 m (138 ft)
Draught	19 m (62 ft)
Depth	19 m (62 ft)
Installed power	4 × Wärtsilä 8L46B diesel electric engine rated at 7.8 mW(10,460 hp ea.); 2 × Wärtsilä 6L46B (7,845 hp ea.) diesel gensets
Propulsion	6 × Aquamaster Azimuth type thrusters, 5500KW
Capacity	Cargo ballast: 81,085 m3 (2,863,500 cu ft) Cargo oil: 14,420 m3 (509,000 cu ft) Freshwater: 1,617 m3 (57,100 cu ft) Fuel oil: 5,378 m3 (189,900 cu ft) Hold: 81,085 m3 (2,863,500 cu ft)
Crew	~ 140
Notes	[2]

Deepwater Discovery was a Samsung/Reading & Bates designed, fifth generation, deepwater dynamic positioning Vanuatu-flagged drillship owned and operated by Transocean. The vessel was capable of drilling in water depths up to 3,049 m (10,000 ft) using an 18.75 in (47.6 cm), 15,000 psi blowout preventer (BOP), and a 21 in (53 cm) outside diameter (OD) marine riser. It was retired in 2018.^[3]

From 2000 to 2009 the vessel flew the flag of Panama.^[1]