To help reduce the number of questions above I would recommend using info from Halliburton’s report to the House http://energycommerce.house.gov/documents/20100614/Halliburton.EC.Staff....
For example it reveals
1) Sand #1: 17,821 ft. @ 13.0 ppg pore pressure
Pay Zone: 18083 ft to 18,136 ft. @ 12.6 ppg pore pressure
2) Bottom Hole Static Temperature 210 F
3) Hole section drilled with 8-1/2” bit to 18,360 ft, Caliper hole size range to 11.6”
Notice the size of the ‘pay zone’, where the oil is located.
Link don’t work.