HORIZON WELL LOGGING      
 
MORNING REPORT FOR: 04-Mar-05     TIME: 6:00 AM  
COMPANY: U.S. Navy     WELL: FOH #3 D  
DEPTH @ 06:00: 8770' DEPTH YESTERDAY @ 06:00 8583' 24 HR FOOTAGE: 183'
LAST CASING RUN: 7" at 2938'   REPORT #: 13  
 
 
DRILLING DATA
DRILLING TIME: 22.6 hrs REAMING:    
CIRCULATE TIME: 1 hrs.    
      WOB 18-20,000    
DRILL RATE:       RPM 60    
  MINIMUM - 4 ft/ hr    @ 8660'   PP 1125-1250    
  MAXIMUM -  43 ft/hr     @ 8617'   SPM 1 81-82    
  AVERAGE - 8.3 ft/hr       SPM 2 41-44    
                   
 
      MUD SYSTEM      
TEMPERATURE IN: MINIMUM - 137   CUMULATIVE MUD LOSS: 1603 BBLS
Degrees F MAXIMUM - 143   MAXIMUM LOSS RATE: 10 B/HR
    CURRENT- 143   CURRENT LOSS RATE: 6 B/HR
TEMPERATURE OUT: MINIMUM - 159   LOSS REMARKS: Incrs mud loss @ 8690' to 10 b/h
Degrees F MAXIMUM - 164       150 bbls lost/24 hrs.  
    CURRENT- 163            
CARBON DIOXIDE: MINIMUM - 360        
ppm MAXIMUM - 360   TRIP TEMPERATURE:      
    CURRENT- 360   TRIP GAS        
DITCH GAS: MAXIMUM - 0      
UNITS AVERAGE - 0   PIT VOLUME 365 bbls.    
 
LITHOLOGY SURVEYS
CURRENT LITHOLOGY: RHYOLITE/FELSITE          
AVERAGE LITHOLOGY: RHYOLITE/FELSITE          
GENERAL DESCRIPTION: Presently dom wht rhyolite, cryptoxstln, mod       
hd to hd, occ soft asy tuff, uniform, no apprnt flow structure, sl to mod calc,  
massv, tr pyr, assoc w/ larger black chlortzd basalt.          
      Carbide Lag @ 8722': 58.2mn
CUTTINGS SIZE:   2.2 mm     5840 stks  81spm #1 pump
CUTTINGS DENSITY: 15.3 ppg     124% theor  18u  
                   
     
COMMENTS                
  Drill f/ 8583' to 8770'    
       
       
       
  RRB#1 Varel 537 ETD, 6.125", In @8500' 270'/31.9 hrs    
  Mud Cooler Off        
            27  degrees atmospheric temp