OPTI Canada Inc (OPC)

[VanWilder]

Reserve numbers, Net to Opti

Resources

In addition to estimating our reserves, McDaniel has estimated bitumen resources on all of OPTI's lands, including the Long Lake, Kinosis, Leismer and the Cottonwood leases. A summary of the additional resource estimates as at December 31, 2009, on a 35 percent working interest basis, before royalties, is shown below:

All volumes are millions of barrels.

2009 Raw Bitumen1.
Best Estimate
Remainder of Long Lake, plus Kinosis2. 320
Leismer2. 591
Cottonwood3. 517
Total net to OPTI 1,428