HORIZON WELL LOGGING      
 
MORNING REPORT FOR: 01-Mar-05     TIME: 6:00 AM  
COMPANY: U.S. Navy     WELL: FOH #3 D  
DEPTH @ 06:00: 8353' DEPTH YESTERDAY @ 06:00 8180' 24 HR FOOTAGE: 173'
LAST CASING RUN: 7" at 2938'   REPORT #: 10  
 
 
DRILLING DATA
DRILLING TIME: 21.25 hrs REAMING:    
CIRCULATE TIME: 0.75 hrs.    
      WOB 18,000-20,000  
DRILL RATE:       RPM 60-65    
  MINIMUM - 4 ft/ hr    @ 8223'   PP 1125-1250    
  MAXIMUM -  38 ft/hr     @ 8181'   SPM 1 80-83    
  AVERAGE - 8.2 ft/hr       SPM 2      
                   
 
      MUD SYSTEM      
TEMPERATURE IN: MINIMUM - 119   CUMULATIVE MUD LOSS: 1275 BBLS
Degrees F MAXIMUM - 141   MAXIMUM LOSS RATE: 7 B/HR
    CURRENT- 139   CURRENT LOSS RATE: 7 B/HR
TEMPERATURE OUT: MINIMUM - 142   LOSS REMARKS:  Loosing 7 bbls/hr  
Degrees F MAXIMUM - 163       lost 144 bbls/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: VITRIC TUFF/RHYOLITE        
AVERAGE LITHOLOGY: VITRIC TUFF/RHYOLITE        
GENERAL DESCRIPTION: Vitric tuff, wht to lt gry, tr pl grn, dense, hd to       
occ soft & ashy, sbvitreous, silic, appears welded, metamorphosed,  
cryptoxstln, tr fused lithic frags, rr pyrite, tr epidote, strg tr         
druse qtz @ 8300', calcareous overall, rr calc veining.     Carbide Lag 49 mn @ 8314'
CUTTINGS SIZE:   2.2mm     109% theor    
CUTTINGS DENSITY: 15.2 ppg        
                   
     
COMMENTS                
  Drill f/ 8180' to 8353'    
       
       
       
  NB#4  HTC  STX-30,  6.125",   In @ 7921':   432'/48 hrs    
  Mud Cooler Off    
            27  degrees atmospheric temp