Rig Data: Discoverer Clear Leader

Rig Name: Discoverer Clear Leader
Rig Manager: Transocean Ltd.
Rig Owner: Transocean Partners LLC
Competitive Rig: Yes
Rig Type: Drillship
Drillship Type: Dynamic Positioning
Rig Design: Transocean Ltd. Enterprise Class Enhanced
Rated Water Depth: 12,000 ft
Drilling Depth: 40,000 ft
rig photo
Rig Contract & Operating Status
Operating Status: Drilling
Operator: Chevron
Contract start date, day rate, date available, future contract details, and more available via RigLogix.
Rig Location
Region: N. America - US GOM
Country: US
Current Water Depth: 6,968 ft
Location start date, end date, well location, past and future locations, and more available via RigLogix.
Rig Construction Details
Classification: DNV
Rig Design: Transocean Ltd. Enterprise Class Enhanced
Built By: Daewoo Shipbuilding  at the Okpo, South Korea shipyard
Delivery Year: 2009
Flag: Marshall Islands
Construction costs, dimensions, capacities, and dozens of other fields of data on each rig are available via RigLogix.
Rig Equipment
Derrick: NOV 226' x 80' x 80'; Capacity: 2,500,000 lbs
Drawworks: NOV 6,900 HP
Mud Pumps: 3 x NOV HEX 240 Pumps 7500psi WP, 2540 HP
Top Drive: Maritime Hydraulics MDDM 1,250 st with 2 each AC variable frequency drive motors
Rotary Table: NOV 75.5 in. diameter Hydraulic forward
Detailed specs on each piece of rig equipment from BOPs to Winches are available via RigLogix. More than 100 searchable data points.

Offshore Rig Utilization Last 12 Months Utilization Graph Legend
Stena Forth
Stena Forth
Manager: Stena Drilling
Location: N. America - US GOM
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