6 Caliper 16 10 SIDO 8200 100 PROXIMITY LOG: high porosity Variation porosity. due to Low. Hood TD = 8220 ft BHT = 140°F R = 1.0 ohm.m: @140°F mc Fig. 5.76-PL for Problem 5.14 (courtesy Schlumberger). 5.14 Fig. 5.76 shows a PL. The zone of interest is from 8,120 to 8,128 ft. a. Give hmc and (Ra)PL of the zone of interest. b. Determine (Ra)PL c. If R, 30 = m and d;-5 in., estimate Rxo d. If R, 30 -m and d=15 in., estimate Rxo