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LAS Header
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This page shows the header section of the LAS file you have selected. The display ends just after the area where the curve data begins.
~Version Information
VERS .            2.00                          : CWLS Log ASCII Standard - Version 2.00
WRAP .            NO                            : One line per depth step
#
~Well Information
#MNEM.UNIT        DATA                           : DESCRIPTION
#----.----        ----                           : -----------
STRT .F           1475.0                         : Start
STOP .F           6268.0                         : Stop
STEP .F              0.5                         : Step increment
NULL .            -999.250                       : Null value
COMP .            O'BRIEN ENERGY RESOURCES CORP. : Company
WELL .            LARRABEE #6-4                  : Well
FLD  .            MOHLER                         : Field
PROV .            MEADE                          : Province
CTRY .            United States                  : State / Country
LOC  .            450' FNL & 340' FEL            : Location
LOC2 .            SEC. 04, TWP. 34S, RGE. 29W    : Lo
cation 2
SRVC .            Well Logging Solutions         : Service company
UWI  .                                           : Unique Well ID
LATI .                                           : Latitude
LONG .                                           : Longitude
UTME .              37.124902817                 : Universal Transverse Mercator Easting
UTMN .            -100.472222927                 : Universal Transverse Mercator Northing
X    .              37.124902817                 : X
Y    .            -100.472222927                 : Y
DATE .            25-Apr-2022                    : Logging Date
#
~Curve Information
#MNEM.UNIT        API CODES                     : CURVE DESCRIPTION
#----.----        ---------                     : -----------------
DEPT .F           00 001 00 00                  : Logged depth
CGXT .DEGF        30 660 01 00                  : MCG External Temperature
SMTU .LB          30 635 00 00                  : DST Uphole Tension
SPCG .M
V          30 010 00 00                  : Spontaneous Potential
NPRL .V/V         42 890 01 00                  : Limestone Neutron Por.
NPRS .V/V         42 890 03 00                  : Sandstone Neutron Por.
NPRD .V/V         42 890 02 00                  : Dolomite Neutron Por.
CLDC .IN          45 280 01 00                  : Density Caliper
DCOR .G/C3        42 356 01 00                  : Density Correction
PDPE .B/E         45 358 01 00                  : PE
DPRL .V/V         45 890 10 00                  : Limestone Density Por.
DPRS .V/V         45 890 12 00                  : Sandstone Density Por.
DPRD .V/V         45 890 11 00                  : Dolomite Density Por.
MNRL .OHMM        15 252 00 00                  : Micro-normal
MINV .OHMM        15 250 00 00                  : Micro-inverse
FEFC .OHMM        10 220 00 00                  : Shallow FE (Phase Corr.)
GGCE .GAPI        30 310 00 00                  : MCG BH Corrected Gamma
C60F .MMHO        07 1
20 44 00                  : Array Ind. Four Cond 60
HVOL .F3          70 000 00 00                  : Hole Volume
AVOL .F3          70 000 00 00                  : Annular Volume
R40O .OHMM        07 120 44 00                  : Array Ind. One Res 40
R60O .OHMM        07 120 44 00                  : Array Ind. One Res 60
RTAO .OHMM        07 120 44 00                  : Array Ind. One Res Rt
NPOR .V/V         42 890 04 00                  : Base Neutron Porosity
DPOR .V/V         45 890 13 00                  : Base Density Porosity
DEN  .G/C3        42 350 01 00                  : Compensated Density
HDEN .G/C3        42 350 01 00                  : Vectar Processed Density
BIT  .IN          70 282 00 00                  : Bit size
#
~Parameter Information
#MNEM.UNIT        VALUE                         : DESCRIPTION
#----.----        -----                         : -----------
RNID .                                          : Run ID
SON  .            T8-220425-WF     
             : Job Number
DREF .            KB                            : Depth reference
EREF .F           2537.800                      : Elevation of depth reference
GL   .F           2525.800                      : Ground elevation
DDRF .            KB                            : Drilling Depth Reference
DERF .F           2537.800                      : Elevation of Drilling Depth Reference
RUN  .            ONE                           : Run number
TDD  .F           6250.000                      : TD (driller)
TDL  .F           6258.000                      : TD (logger)
BS   .IN             7.875                      : Bit size
TIMC .                                          : Time circulation ended
TIML .                                          : Time logger at bottom
UNIT .            11008                         : Equipment ID
BASE .            OKC                           : Equipment base location
ENG  .            H. GARCIA                     : Recordin
g engineer
WIT  .            MR.P. DEBENHAM                : Witnessed by
CSGT .            SURFACE                       : Casing type
CSGS .IN             8.625                      : Casing size
CSGW .LB/FT         24.000                      : Casing weight
CSGD .F           1487.000                      : Casing bottom (driller)
CSGL .F           1480.000                      : Casing bottom (logger)
CSUP .F                                         : Casing Stick Up GL
MUD  .            WBM                           : Mud type
MUDS .            FLOWLINE                      : Mud sample source
MUDD .LB/G           9.000                      : Mud density
MUDV .SEC/QT        55.000                      : Mud viscosity
PH   .              10.500                      : Mud pH
FL   .ML/30MIN       8.000                      : Mud fluid loss rate
RM   .OHMM           1.212                      : Mud resistivity
RMT  .DEGF          75.000                      : Mud sample 
temperature
RMF  .OHMM           0.909                      : Mud filtrate resistivity
RMFT .DEGF          75.000                      : Mud filtrate sample temperature
RMC  .OHMM           1.515                      : Mud cake resistivity
RMCT .DEGF          75.000                      : Mud cake sample temperature
RMBT .OHMM           0.691                      : Mud Resistivity at BHT
BHT  .DEGF         121.000                      : Bottom Hole Temperature
TMAX .DEGF         121.000                      : Max recorded temperature
#
~Other Information
--------------------------------------------------------------------------------
WLS VERSION 20.13
- TOOLSTRING:
          RUN 1 : MAI, MFE, SKJ, MVC, MPD, MDN, MMR, MCG, SHA, MTA, CBHC 
- HARDWARE USED:
          MAI: 0.5" STANDOFF
          MFE: 0.5" STANDOFF
          MDN:  DUAL ECCENTERED BOWSPRING
- 2.71 G/CC DENSITY MATRIX USED TO CALCULATE POROSITY.
- ANNULAR HOLE VOLUME WITH 4.5 INCH PRODUCTION CASING FROM TD
 TO SURFACE CASING 
- CREW 
 J. WILLIS, A. BLANKENSHIP
--------------------------------------------------------------------------------
#
#          DEPT           CGXT           SMTU           SPCG           NPRL           NPRS           NPRD           CLDC           DCOR           PDPE           DPRL           DPRS           DPRD           MNRL           MINV           FEFC           GGCE           C60F           HVOL           AVOL           R40O           R60O           RTAO           NPOR           DPOR            DEN           HDEN            BIT
#

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