__
Unit_System_Code
__ | __
Vertical_Formation_Resistivity
__ | __
Water_Conductivity
__ |

__
Unit_Table
__ | __
Vertical_Geometric_Skin
__ | __
Water_Connection_Size
__ |

__
UNKNOWN
__ | __
Vertical_Lift_Depth
__ | __
Water_Cut
__ |

__
Up_Load
__ | __
Vertical_Lift_Flow_Regime_Flag
__ | __
Water_Density
__ |

__
Up_Stroke
__ | __
Vertical_Lift_Pressure
__ | __
Water_Depth
__ |

__
Upper_Fluid_Type
__ | __
Vertical_Lift_Temperature
__ | __
Water_Flow_Velocity
__ |

__
Upper_Surface_Relation
__ | __
Vertical_Mean_Permeability
__ | __
Water_Flowrate
__ |

__
Upset_Diameter
__ | __
Vertical_Mobility
__ | __
Water_Flowrate_Per_Lateral_Length
__ |

__
Upstream_Coil_Pressure
__ | __
Vertical_Permeability
__ | __
Water_Flowrate_Per_Lateral_Length_Per_Number_Of_Fractures
__ |

__
Uranium_Concentration
__ | __
Vertical_Rotation
__ | __
Water_Flowrate_Per_Number_Of_Fractures
__ |

__
Uranium_Dry_Weight_Fraction
__ | __
Vertical_Section
__ | __
Water_Flowrate_Per_Perforation_Length
__ |

__
Uranium_Potassium_Ratio
__ | __
Vertical_Section_Azimuth
__ | __
Water_Flowrate_Per_Perforation_Length_Per_Number_Of_Fractures
__ |

__
Uranium_Yield
__ | __
Vertical_Section_Origin
__ | __
Water_Formation_Volume_Factor
__ |

__
URL
__ | __
Vertical_Size
__ | __
Water_Fraction
__ |

__
Use_Checkshot_Flag
__ | __
Vertical_Time_Thickness
__ | __
Water_Gravity
__ |

__
User_Data_Ident
__ | __
Viscosibility
__ | __
Water_Holdup
__ |

__
User_Evaluation_Code
__ | __
Viscosity
__ | __
Water_Mass_Flowrate
__ |

__
User_Trace_Selection
__ | __
Visibility
__ | __
Water_Metering_Line_Size
__ |

__
UWI
__ | __
Visible_Width
__ | __
Water_Neutron_Capture_Cross_Section
__ |

__
Validation_Flag
__ | __
Vitrinite_Reflectance
__ | __
Water_Oil_Ratio
__ |

__
Value_Domain_Code
__ | __
Voltage_Sweep_Rate
__ | __
Water_Production_Volume_Per_Lateral_Length
__ |

__
Value_Long
__ | __
Volume
__ | __
Water_Production_Volume_Per_Lateral_Length_Per_No_Of_Fractures
__ |

__
Value_Number
__ | __
Volume_Fraction
__ | __
Water_Production_Volume_Per_Number_Of_Fractures
__ |

__
Value_String
__ | __
Volume_Per_Area
__ | __
Water_Production_Volume_Per_Perflength_Per_No_Of_Fractures
__ |

__
Value_Type
__ | __
Volume_Per_Area_Per_Geologic_Time
__ | __
Water_Production_Volume_Per_Perforation_Length
__ |

__
Value_Type_Code
__ | __
Volume_Per_Geologic_Time
__ | __
Water_Rate_Meter_Type
__ |

__
Value_Type_Column
__ | __
Volume_Per_Length
__ | __
Water_Resistivity
__ |

__
Value_Type_Table
__ | __
Volume_Per_Mass
__ | __
Water_Salinity
__ |

__
Valve_Inside_Diameter
__ | __
Volume_Per_Mass_Per_Time
__ | __
Water_Saturation
__ |

__
Vaporization_Heat
__ | __
Volume_Rate_Per_Mass
__ | __
Water_Saturation_At_Breakthrough
__ |

__
Variable_Deck_Load
__ | __
Volume_Rate_Per_Volume
__ | __
Water_Saturation_At_Breakthrough_FF
__ |

__
Variance
__ | __
Volume_Reflection_Spectrum
__ | __
Water_Saturation_Min_So_3Phase
__ |

__
Velocity
__ | __
Volume_Safety_Factor
__ | __
Water_Viscosibility
__ |

__
Velocity_Alpha_Factor
__ | __
Volume_Type
__ | __
Water_Viscosity
__ |

__
Velocity_At_Z0
__ | __
Volumetric_Coefficient
__ | __
Water_Viscosity_Correlation
__ |

__
Velocity_Beta_Factor
__ | __
Volumetric_Heat_Capacity
__ | __
Water_Volume_Fraction
__ |

__
Velocity_Ellipticity_Azimuth
__ | __
Volumetric_Heat_Capacity_Per_Temperature
__ | __
Water_Wettability_Index
__ |

__
Velocity_Ellipticity_Flattening
__ | __
Volumetric_Photoelectric_Factor
__ | __
Wave_Azimuth
__ |

__
Velocity_Gamma_Factor
__ | __
Von_Mises_Stress
__ | __
Wave_Differential_Energy
__ |

__
Velocity_Gradient_In_Depth
__ | __
Von_Mises_To_Yield_Ratio
__ | __
Wave_Height
__ |

__
Velocity_Gradient_In_Time
__ | __
Vsplib_Waveform_Header
__ | __
Wave_Period
__ |

__
Velocity_K_Factor
__ | __
Wall_Building_Coefficient
__ | __
Waveform_Number
__ |

__
Velocity_Squared
__ | __
Warmup_Duration
__ | __
Wavelet_Type
__ |

__
Velocity_To_Seismic_Datum
__ | __
Washout_Caliper_Diff
__ | __
Wavenumber
__ |

__
Velocity_Uncertainty
__ | __
Washout_Caliper_Ext
__ | __
Weathering_Depth
__ |

__
Version
__ | __
Water_Acoustic_Velocity
__ | __
Weathering_Depth_CDP
__ |

__
Vert_Hor_Permeability_Ratio
__ | __
Water_Activity
__ | __
Weathering_Velocity
__ |

__
Vert_Hor_Ratio
__ | __
Water_Bubble_Flow_Velocity
__ | __
Weathering_Velocity_CDP
__ |

__
Vertical_Datum_Code
__ | __
Water_Compressibility
__ | __
Weight
__ |

__
Vertical_Datum_Name
__ | __
Water_Concentration
__ | __
Weight_Indicator_Load
__ |

__
Vertical_Depth_Offset
__ | | |