FORMATION EVALUATION - LOG ANALYSIS

Conventional Well Log Analysis II

INPUT   DATA

Title  

  LOG    READINGS        
Sub-
interval   		Top-
Depth   		Bottom-
Depth   		Gamma-
Ray   		D.Laterolog
Resistivity   		S.Laterolog
Resistivity   		Micro log
Resistivity   		Density-
Porosity   		Neutron-
Porosity   		Sonic-
Porosity  
  (ft)  (ft)  API  ohm-m            
1
2
3
4
5
6
7
8
9
10
Max recorded Temp. ° F
Depth of Max Temp. ft
Mud Filtrate Resistivity ohm-m  
Temp. of Mud Filtrate ° F
Surface Temp. ° F
Geothermal Gradient ° F / ft; 0 ⇒ compute internally
Max Gamma Ray reading  
Min Gamma Ray reading  
Corrected SP Reading  
Formation Water Resistivity   0 ⇒ compute internally
Temp @ Water Resistivity ° F
Formation Water Salinity ppm; 0 ⇒ compute internally
Water Saturation Cut-off  
Shale Fraction Cut-off  
Density Porosity Cut-off  
Resistivity of Shale   0 ⇒ compute internally
Clay Porosity   0 ⇒ default(0.3)
Shaley Sand Analysis ? Yes No
Two-Porosity Analysis ? Yes No
Three-Porosity Analysis ? Yes No
Lithology Type Clean Sand Shaley Sand
Calcareous Carbonates

     Reset

RESULTS

Formation Water Resistivity 0.08  
Net Pay Thickness 10.0 ft
Average Porosity 0.1  
Average Water Sat. 0.31  

Sub-
interval		Top-
Depth		Bottom-
Depth		Density
Porosity		 Water Sat
(Archie method)		 Water Sat
(Ratio method)		Movable Oil
Index;		 Water Sat
(Shaley Sand method)		Water Sat
(3-poro method)		Water Sat
(2-poro method)		 Shale
Content		Compaction
Correction Factor		Formation Water
Resistivity		 Formation
Water Salinity		Hydro-
carbon
Index		Bulk Vol
Fraction Water
 (ft)(ft)            (ppm)  
1 10500 10502 0.043 0.879 0.8 1.235 0.057 0.549 0.0 0.227 1.0 0.022 100628 0 0.038
2 10502 10504 0.068 0.482 0.382 1.21 0.046 0.339 0.0 0.223 1.0 0.022 100628 1 0.033
3 10504 10506 0.07 0.441 0.345 1.181 0.044 0.286 0.0 0.211 1.0 0.022 100628 1 0.031
4 10506 10508 0.109 0.265 0.183 1.193 0.041 0.125 0.0 0.209 1.0 0.022 100628 1 0.029
5 10508 10509 0.11 0.228 0.152 1.171 0.032 0.092 0.0 0.202 1.1 0.022 100628 1 0.025
6 10509 10510 0.15 0.163 0.1 1.21 0.032 0.118 0.0 0.198 1.4 0.022 100628 1 0.024
7 10510 10512 0.14 0.157 0.097 1.158 0.026 0.072 0.0 0.194 1.3 0.022 100628 1 0.022
8 0 0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0 0 0.0
9 0 0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0 0 0.0
10 0 0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0 0 0.0

LOG ANALYSIS II: WATER SATURATION VS DEPTH




LOG ANALYSIS II: POROSITY/SHALINESS VS DEPTH


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