Cascade-Chinook Oil and Gas Field

Summary Information

• Operator: Petrobras
• Country: USA
• Location: Walker Ridge Blocks 206 & 469, Gulf of Mexico
• Production start: 2012
• Partners:

* Cascade - Petrobras - 100.00%
* Chinook - Petrobras (66.67%) and Total (33.33%)

• Type: Oil & Gas
• Estimated Reserves:
• Production Volume:

+++ Description

• The Cascade-Chinook oil and natural gas project, located in the Walker Ridge area of the Gulf, approximately 165 miles offshore Louisiana in 8,200 feet of water
• The field utilises the [[[BW Pioneer FPSO]]]
• The FPSO has a capacity to process 80,000 barrels of oil and 500,000 cubic meters of gas per day.
• Gas is transported via the [[[Discovery Gas Pipeline System]]]

+++ Contractors

• **BW Offshore:** Provision of FPSO
• **Technip:**

* Engineering, procurement, construction and installation (EPCI) of five free standing hybrid riser systems
* Installation of the Cascade infield flowlines and gas export pipeline

• **First Subsea:** Supply of mooring connections for a disconnectable Submerged Turret Production (STP) Buoy

+++ History

• 2002 - Cascade field discovered
• 2003 - Chinook field discovered
• 2006 - Devon Energy acquired BHP Billiton's stake
• 2009 - First Subsea awarded contract to supply FPSO mooring connections
• 2011 - BOEMRE Approves use of BW Pioneer FPSO
• 2012 - First oil produced
• 2014 - Daily production reached 40,000 bpd

+++ Geology

+++ Links

1. [[[Gulf Of Mexico Discoveries In Water Depths Greater Than 5000]]]
2. [[[Gulf Of Mexico Permanent Deepwater Structures]]]
3. [[[Gulf Of Mexico Deepwater Natural Gas And Oil Qualified Fields]]]
4. Devon Energy Increases Share of Lower Tertiary Cascade Unit; First Production Expected in 2009
5. Technip awarded two contracts for ultra deepwater developments in the Gulf of Mexico
6. BOEMRE Approves First-Ever Use of Deepwater Floating Production Storage Offloading Facility in Gulf of Mexico
7. First Subsea to moor Chinook Cascade FPSO STP Buoy
8. BW Offshore: First oil on BW Pioneer
9. Record of 40,000 bpd from Cascade and Chinook