Subsurface Logging Methods 387 



Explanation of figure 169 

 LOG ANALYSIS 



1) Water saturation S 2) Formation water resistivity Rw 



D 



At water level Ro = 0.3 ohms SP = -70 logio p^ = -90 mv. 



= 12% approx. thus, Rw = 0.05 ohm at BHT 



3) Porosity p 



r Ro 0.3 . 



= Sfh 



30% for m = 1.5 



CORE ANALYSIS PRODUCTION RESULTS 



Average Porosity 30% Perforated: 6581-6594 



Average Permeability 1000 md. i .,. i n j .• n-r lli j oao adi 



Initial Production: 97 bbls. per day 30 API 



Connate water determined by _ , , 



restored state methods 10-12% ^'' °" '^''°^ ^^^^/^ 



Gas increasing with time. 



