~Version Information Block
 VERS.                2.00:     CWLS LOG ASCII STANDARD - VERSION 2.000000
 WRAP.                  NO:     One Line Per Depth Step
#
~Well Information Block
#MNEM.UNIT                     Data                         Information
#----------   ------------------------------------------   ----------------                   
 STRT.FT                                        1490.0:     Start Depth                    
 STOP.FT                                        6571.0:     Stop Depth         
 STEP.FT                                           0.5:     Step Length                          
 NULL.                                       -999.2500:     Null Value                     
 COMP.                          MESA PETROLEUM COMPANY:     Operating Company  
 LEAS.                                        Keystone:     Lease Name
 WELL.                                            1-16:     Well Number                           
 FLD .                               
          UNKNOWN:     Field 
 LOC .                                      16-33S-29W:     Location      
 LOC1.                                         C S2 SW:     Quarters     
 LOC2.                                660 FSL 3960 FEL:     Footages       
 SEC .                                              16:     Section                        
 TWP .                                             33S:     Township        
 RANG.                                             29W:     Range 
 CNTY.                                           MEADE:     County   
 STAT.                                          KANSAS:     State                          
 CTRY.                                             USA:     Country 
 SRVC.                                    SCHLUMBERGER:     Service Company
 DATE.                                     13-MAR-1979:     Date
 API .                                    15-119-20341:     API Number                     
 UWI .                                    15-
119-20341:     UWI Number               
 TVD .                                              NO:     TVD flag
 WSTA.                                             LOC:     Well status                    
~Parameter
#MNEM .UNIT           VALUE  : DESCRIPTION                    
 EGL   .FT         2640.0000  : Ground Level Elevation         
 EKB   .FT         2651.0000  : Kelly Bushing Elevation        
 EDF   .FT         2648.0000  : Derrick Floor Elevation        
 ERT   .F                     : Rotary Table Elevation         
 TDL   .F                     : Total Depth Logger             
 TDD   .FT         6563.0000  : Total Depth Driller            
~Curve
#MNEM .UNIT           VALUE  : DESCRIPTION                    
 DEPT  .FT                    : Depth in Feet                  
 DPHI  .%                     : Density Porosity Limestone     
 NPHI  .%                     : Neutron Porosity Limestone     
 GR    .API                   : Gamma Ray                      
 ILD   .OHMM  
                : Deep Induction