HORIZON WELL LOGGING      
 
MORNING REPORT FOR: 27-Feb-05     TIME: 6:00 AM  
COMPANY: U.S. Navy     WELL: FOH #3 D  
DEPTH @ 06:00: 8006' DEPTH YESTERDAY @ 06:00 7921' 24 HR FOOTAGE: 85'
LAST CASING RUN: 7" at 2938'   REPORT #: 8  
 
 
DRILLING DATA
DRILLING TIME: 8.2 hrs REAMING:   1.5 hrs  
CIRCULATE TIME: 0.7 hrs.    
      WOB 16-18,000    
DRILL RATE:       RPM 60    
  MINIMUM - 5 ft/ hr    @ 7973'   PP 1050    
  MAXIMUM -  18 ft/hr     @ 7997'   SPM 1 0-75    
  AVERAGE - 10.3 ft/hr       SPM 2      
                   
 
      MUD SYSTEM      
TEMPERATURE IN: MINIMUM - 124   CUMULATIVE MUD LOSS: 993 BBLS
Degrees F MAXIMUM - 144   MAXIMUM LOSS RATE: 6 B/HR
    CURRENT- 143   CURRENT LOSS RATE: 4 B/HR
TEMPERATURE OUT: MINIMUM - 153   LOSS REMARKS: Lost 15 bbls on trip, currently
Degrees F MAXIMUM - 170       loosing 4 bbls/hr, 87 bbls/24 hrs
    CURRENT- 169            
CARBON DIOXIDE: MINIMUM - 360        
ppm MAXIMUM - 360   TRIP TEMPERATURE: 152 F    
    CURRENT- 360   TRIP GAS 0      
DITCH GAS: MAXIMUM - 0      
UNITS AVERAGE - 0   PIT VOLUME 400    
 
LITHOLOGY SURVEYS
CURRENT LITHOLOGY: VITRIC TUFF/RHYOLITE        
AVERAGE LITHOLOGY: VITRIC TUFF/RHYOLITE        
GENERAL DESCRIPTION: Vitric tuff, wht to lt gry, occ pl grn, mottled &      
hd to v hd, sbvitreous, dense, silic, appears welded, metamorphosed, faintly  
speckled, hard, cryptoxstln, occ fused lithic frags, rrly banded, rr epidote,        
strong tr biott replaced chlotite, calc, tr pyrite.      
CUTTINGS SIZE:   2.5 mm          
CUTTINGS DENSITY: 15.4 ppg        
                   
     
COMMENTS                
  POH, change bit, work on rotary table chain, RIH to 2928', fill pipe, RIH to 5049', fill pipe,  
  RIH to 6934', fill pipe, RIH to 7836', ream to 7921', drill to 8006'    
       
       
  NB#4  HTC  STX-30,  6.125",   In @ 7921':   85'/8.2 hrs    
         
            28  degrees atmospheric temp