| DL | Development Licence (United Kingdom), a type of onshore licence issued before 1996 | | | | Details |
| DL | Differential Liberation | | | | Details |
| DL | Drillers Log | | | | Details |
| dl | deciliter | | | | Details |
| DL | drilling line | | | | Details |
| DL | Diamond Lug Pads | | | | Details |
| dl | dull | | | | Details |
| DLA | Development Lease Area | | | | Details |
| DLA | Dynamic Load Analysis | | | | Details |
| DLC | dual lower tubing | | | | Details |
| DLC | Direct Line Compensator | | | | Details |
| DLCs | Direct Line Compensators | | | | Details |
| DLCS | DLC Status | | | | Details |
| DLD | Dynamic Limit Diagram | | | | Details |
| DLE | Differential Liberation Equation (see comment - type of PVT analysis) | | | | Details |
| DLIM | Dolomitic Limestone Facies | | | | Details |
| DLIS | Digital Log Information Standard | | | | Details |
| DLIST | Dip List Log | | | | Details |
| DLL | Dual Laterolog | | | | Details |
| DLL | Dynamic Link Library | | | | Details |
| DLL | Dual Laterolog (Simultaneous) | | | | Details |
| DLL | detection level limited | | | | Details |
| DLL | Dual Laterlog | | | | Details |
| DLL | Dual Laterolog Log | | | | Details |
| DLL | Dual Laterolog | | | | Details |
| DLL/MSFL | Dual Laterolog/Microspherically Focused | | | | Details |
| DLLD | Derivative of LLD with respect to depth | | | | Details |
| DLLS | First derivative of LLS with respect to | | | | Details |
| DLLT | Dual Laterolog | | | | Details |
| DLOG | Dot Log | | | | Details |
| DLOSP | Dropping Last Outwards Sea Pilot (Norway) | | | | Details |
| dlr | dealer | | | | Details |
| DLS | Dog-Leg Severity (directional drilling) | | | | Details |
| DLS | Dog Leg Severity | | | | Details |
| DLS | dogleg severity | | | | Details |
| DLS | Dog Leg Severity | | | | Details |
| DLT | Dual Laterolog | | | | Details |
| DLT | A kind of hydraulic set packer from Weatherford | | | | Details |
| DLT | dual lower tubing | | | | Details |
| DLT | Dual Laterolog Tool | | | | Details |
| DLT | Design Life Time | | | | Details |
| DLTA | Caliper Receiver Look-in Error | | | | Details |
| DLTD | TRUE if the survey has been deleted. FALSE Flag | | | | Details |
| dly | Daily Data | | | | Details |
| 15V_DL | 15 V Supply | | | | Details |
| 50V_DL | 50 V Supply | | | | Details |
| 5V_DL | 5 V Supply | | | | Details |
| addl | additional | | | | Details |
| ADL | above detection level | | | | Details |
| AVDL | Amplitude Variable Density Log | | | | Details |
| B1G1_DL | MRPS 1 Gain for Multiplexer Channel 0 to 3 None | | | | Details |
| B1G2_DL | MRPS 1 Gain for Multiplexer Channel 4 to 7 None | | | | Details |
| B1TF_DL | MRPS 1 Temperature Frequency Offset | | | | Details |
| B1TR_DL | MRPS 1 Fluid Resistivity in Temperature | | | | Details |
| B1TV_DL | MRPS 1 Vertical Strain Gauge Temperature | | | | Details |
| B2G1_DL | MRPS 2 Gain for Multiplexer Channel 0 to 3 None | | | | Details |
| B2G2_DL | MRPS 2 Gain for Multiplexer Channel 4 to 7 None | | | | Details |
| B2TF_DL | MRPS 2 Temperature Frequency Offset | | | | Details |
| B2TR_DL | MRPS 2 Fluid Resistivity in Temperature | | | | Details |
| B2TV_DL | MRPS 2 Vertical Strain Gauge Temperature | | | | Details |
| B3G1_DL | MRPS 3 Gain for Multiplexer Channel 0 to 3 None | | | | Details |
| B3G2_DL | MRPS 3 Gain for Multiplexer Channel 4 to 7 None | | | | Details |
| B3TF_DL | MRPS 3 Temperature Frequency Offset | | | | Details |
| B3TR_DL | MRPS 3 Fluid Resistivity in Temperature | | | | Details |
| B3TV_DL | MRPS 3 Vertical Strain Gauge Temperature | | | | Details |
| BAC1_DL | MRPS 1 Acquisition Command Echo | | | | Details |
| BAC2_DL | MRPS 2 Acquisition Command Echo | | | | Details |
| BAC3_DL | MRPS 3 Acquisition Command Echo | | | | Details |
| BADL | RST Bad Level Flag, Sigma Phase 1 | | | | Details |
| BADL_DIAG | RST Bad Level Diagnostic | | | | Details |
| BDL | Bit Data Log | | | | Details |
| BDL | below detection level | | | | Details |
| BDL | bundle | | | | Details |
| BFR1_DL | MRPS 1 Fluid Resistivity at Flow Line | | | | Details |
| BFR2_DL | MRPS 2 Fluid Resistivity at Flow Line | | | | Details |
| BFR3_DL | MRPS 3 Fluid Resistivity at Flow Line | | | | Details |
| BHP1_DL | MRPS 1 Hydraulic Pressure | | | | Details |
| BHP2_DL | MRPS 2 Hydraulic Pressure | | | | Details |
| BHP3_DL | MRPS 3 Hydraulic Pressure | | | | Details |
| BIVDL | BI/DK/WF/Casing Collar Locator/Gamma Ray Log | | | | Details |
| BMF1_DL | MRPS 1 Frequency in Multiplexer Channels | | | | Details |
| BMF2_DL | MRPS 2 Frequency in Multiplexer Channels | | | | Details |
| BMF3_DL | MRPS 3 Frequency in Multiplexer Channels | | | | Details |
| BNC1_DL | MRPS 1 Difference Frequency in Clock | | | | Details |
| BNC2_DL | MRPS 2 Difference Frequency in Clock | | | | Details |
| BNC3_DL | MRPS 3 Difference Frequency in Clock | | | | Details |
| BNM1_DL | MRPS 1 Difference Frequency in Clock | | | | Details |
| BNM2_DL | MRPS 2 Difference Frequency in Clock | | | | Details |
| BNM3_DL | MRPS 3 Difference Frequency in Clock | | | | Details |
| BNS1_DL | MRPS 1 MRDP 1 Difference Frequency in | | | | Details |
| BNS2_DL | MRPS 2 Difference Frequency in Quartz | | | | Details |
| BNS3_DL | MRPS 3 Difference Frequency in Quartz | | | | Details |
| BPC1_DL | MRPS 1 Quartz Pressure Compensation | | | | Details |
| BPC2_DL | MRPS 2 Quartz Pressure Compensation | | | | Details |
| BPC3_DL | MRPS 3 Quartz Pressure Compensation | | | | Details |
| BQP1_DL | MRPS 1 Quartz Pressure | | | | Details |
| BQP2_DL | MRPS 2 Quartz Pressure | | | | Details |
| BQP3_DL | MRPS 3 Quartz Pressure | | | | Details |
| BQS1_DL | MRPS 1 Quartz Gauge Status | | | | Details |
| BQS2_DL | MRPS 2 Quartz Gauge Status | | | | Details |
| BQS3_DL | MRPS 3 Quartz Gauge Status | | | | Details |
| BQT1_DL | MRPS 1 Quartz Temperature | | | | Details |
| BQT2_DL | MRPS 2 Quartz Temperature | | | | Details |
| BQT3_DL | MRPS 3 Quartz Temperature | | | | Details |
| BRA1_DL | MRPS 1 Resistivity Automatic Compensation | | | | Details |
| BRA2_DL | MRPS 2 Resistivity Automatic Compensation | | | | Details |
| BRA3_DL | MRPS 3 Resistivity Automatic Compensation | | | | Details |
| BRF1_DL | MRPS 1 Resistivity Frequency | | | | Details |
| BRF2_DL | MRPS 2 Frequency for Fluid Resistivity | | | | Details |
| BRF3_DL | MRPS 3 Frequency for Fluid Resistivity | | | | Details |
| BRH1_DL | MRPS 1 Raw Hydraulic Pressure | | | | Details |
| BRH2_DL | MRPS 2 Raw Hydraulic Pressure | | | | Details |
| BRH3_DL | MRPS 3 Raw Hydraulic Pressure | | | | Details |
| BRQ1_DL | MRPS 1 Raw Quartz Pressure | | | | Details |
| BRQ2_DL | MRPS 2 Raw Quartz Pressure | | | | Details |
| BRQ3_DL | MRPS 3 Raw Quartz Pressure | | | | Details |
| BRR1_DL | MRPS 1 Raw Resistivity of Fluid | | | | Details |
| BRR2_DL | MRPS 2 Raw Resistivity of Fluid | | | | Details |
| BRR3_DL | MRPS 3 Raw Resistivity of Fluid | | | | Details |
| BRS1_DL | MRPS 1 Raw Vertical Strain Gauge Pressure | | | | Details |
| BRS2_DL | MRPS 2 Raw Vertical Strain Gauge Pressure | | | | Details |
| BRS3_DL | MRPS 3 Raw Vertical Strain Gauge Pressure | | | | Details |
| BSC1_DL | MRPS 1 Solenoid Command Echo | | | | Details |
| BSC2_DL | MRPS 2 Solenoid Command Echo | | | | Details |
| BSC3_DL | MRPS 3 Solenoid Command Echo | | | | Details |
| BSF1_DL | MRPS 1 Vertical Strain Gauge Frequency | | | | Details |
| BSF2_DL | MRPS 2 Vertical Strain Gauge Frequency | | | | Details |
| BSF3_DL | MRPS 3 Vertical Strain Gauge Frequency | | | | Details |
| BSG1_DL | MRPS 1 Vertical Strain Gauge Pressure | | | | Details |
| BSG2_DL | MRPS 2 Vertical Strain Gauge Pressure | | | | Details |
| BSG3_DL | MRPS 3 Vertical Strain Gauge Pressure | | | | Details |
| BSS1_DL | MRPS 1 Solenoid Status | | | | Details |
| BSS2_DL | MRPS 2 Solenoid Status | | | | Details |
| BSS3_DL | MRPS 3 Solenoid Status | | | | Details |
| BSW1_DL | MRPS 1 Status Word | | | | Details |
| BSW2_DL | MRPS 2 Status Word | | | | Details |
| BSW3_DL | MRPS 3 Status Word | | | | Details |
| BVA1_DL | MRPS 1 Vertical Strain Gauge Automatic | | | | Details |
| BVA2_DL | MRPS 2 Vertical Strain Gauge Automatic | | | | Details |
| BVA3_DL | MRPS 3 Vertical Strain Gauge Automatic | | | | Details |
| CALHI_DL | ADC Cal HI | | | | Details |
| CALLO_DL | ADC Cal LOW | | | | Details |
| CDL | Compensated Density Log | | | | Details |
| CDL | compensated formation density log | | | | Details |
| CDL | Compensat ed Density | | | | Details |
| CDL | Compensated Density | | | | Details |
| CDL | cut drilling line | | | | Details |
| CDL | Compensated Densilog | | | | Details |
| CDL | Compensated Densilog | | | | Details |
| CDL/CAL | Compensated Densilog Caliper | | | | Details |
| CDL/CAL/ | Compensated Densilog Caliper | | | | Details |
| CDL/CAL/GR | Compensated Densilog Caliper | | | | Details |
| CDL/CAL/GR | Densilog Caliber Gamma Ray Log | | | | Details |
| CDL/CAL/ML | Compensated Densilog Caliper Minilog | | | | Details |
| CDLC GRN | Compensated Densilog Caliper G/R Neutron | | | | Details |
| CDLC M | Compensated Densilog Caliper Minilog | | | | Details |
| CDLC N | Compensated Densilog Caliper Neutron | | | | Details |
| CDLR | Deep Induction Test-loop Calibrated Real | | | | Details |
| CDLX | Deep Induction Test-loop Calibrated Quad | | | | Details |
| CIDL | chemical injection downhole lower | | | | Details |
| CIDL | Caliper Casing Inner Diameter Processed, | | | | Details |
| CLDL | Chlorije Detection | | | | Details |
| CLDL | Chloride Detection | | | | Details |
| CMDV_DL | Coring Motor Downhole Voltage | | | | Details |
| CMLP_DL | Coring Motor Linear Position | | | | Details |
| CNDL | Compensated Neutron Density | | | | Details |
| CRDL | cradle(s) | | | | Details |
| CVO0_DL | Corrected Velocity Oil Bubble | | | | Details |
| CVO1_DL | Corrected Velocity Oil Bubble | | | | Details |
| CVO2_DL | Corrected Velocity Oil Bubble | | | | Details |
| CVO3_DL | Corrected Velocity Oil Bubble | | | | Details |
| CVO4_DL | Corrected Velocity Oil Bubble | | | | Details |
| CVO5_DL | Corrected Velocity Oil Bubble | | | | Details |
| CVW0_DL | Corrected Velocity Water Bubble | | | | Details |
| CVW1_DL | Corrected Velocity Water Bubble | | | | Details |
| CVW2_DL | Corrected Velocity Water Bubble | | | | Details |
| CVW3_DL | Corrected Velocity Water Bubble | | | | Details |
| CVW4_DL | Corrected Velocity Water Bubble | | | | Details |
| CVW5_DL | Corrected Velocity Water Bubble | | | | Details |
| CZDL | Compensated Z-Densilog | | | | Details |
| CZO0_DL | Corrected Oil Superficial Velocity | | | | Details |
| CZO1_DL | Corrected Oil Superficial Velocity | | | | Details |
| CZO2_DL | Corrected Oil Superficial Velocity | | | | Details |
| CZO3_DL | Corrected Oil Superficial Velocity | | | | Details |
| CZO4_DL | Corrected Oil Superficial Velocity | | | | Details |
| CZO5_DL | Corrected Oil Superficial Velocity | | | | Details |
| CZW0_DL | Corrected Water Superficial Velocity | | | | Details |
| CZW1_DL | Corrected Water Superficial Velocity | | | | Details |
| CZW2_DL | Corrected Water Superficial Velocity | | | | Details |
| CZW3_DL | Corrected Water Superficial Velocity | | | | Details |
| CZW4_DL | Corrected Water Superficial Velocity | | | | Details |
| CZW5_DL | Corrected Water Superficial Velocity | | | | Details |
| D1G1_DL | MRDP 1 Gain for Multiplexer Channel 0 to 3 None | | | | Details |
| D1G2_DL | MRDP 1 Gain for Multiplexer Channel 4 to 7 None | | | | Details |
| D1TF_DL | MRDP 1 Temperature Frequency Offset | | | | Details |
| D1TH_DL | MRDP 1 Horizontal Strain Gauge Temperature Temperature | | | | Details |
| D1TR_DL | MRDP 1 Fluid Resistivity in Temperature | | | | Details |
| D1TS_DL | MRDP 1 Sink Strain Gauge Temperature | | | | Details |
| D2G1_DL | MRDP 2 Gain for Multiplexer Channel 0 to 3 None | | | | Details |
| D2G2_DL | MRDP 2 Gain for Multiplexer Channel 4 to 7 None | | | | Details |
| D2TF_DL | MRDP 2 Temperature Frequency Offset | | | | Details |
| D2TH_DL | MRDP 2 Horizontal Strain Gauge Temperature Temperature | | | | Details |
| D2TR_DL | MRDP 2 Fluid Resistivity in Temperature | | | | Details |
| D2TS_DL | MRDP 2 Sink Strain Gauge Temperature | | | | Details |
| D3G1_DL | MRDP 3 Gain for Multiplexer Channel 0 to 3 None | | | | Details |
| D3G2_DL | MRDP 3 Gain for Multiplexer Channel 4 to 7 None | | | | Details |
| D3TF_DL | MRDP 3 Temperature Frequency Offset | | | | Details |
| D3TH_DL | MRDP 3 Horizontal Strain Gauge Temperature Temperature | | | | Details |
| D3TR_DL | MRDP 3 Resistivity Temperature | | | | Details |
| D3TS_DL | MRDP 3 Sink Strain Gauge Temperature | | | | Details |
| DAC1_DL | MRDP 1 Acquisition Command Echo | | | | Details |
| DAC2_DL | MRDP 2 Acquisition Command Echo | | | | Details |
| DAC3_DL | MRDP 3 Acquisition Command Echo | | | | Details |
| DDL | Daily Drilling Log | | | | Details |
| DDL | Dual Detector Log | | | | Details |
| DFR1_DL | MRDP 1 Fluid Resistivity at Flow Line | | | | Details |
| DFR2_DL | MRDP 2 Fluid Resistivity at Flow Line | | | | Details |
| DFR3_DL | MRDP 3 Fluid Resistivity at Flow Line | | | | Details |
| DFS_DL | Full Scale Data | | | | Details |
| DHA1_DL | MRDP 1 Horizontal Strain Gauge Automatic | | | | Details |
| DHA2_DL | MRDP 2 Horizontal Strain Gauge Automatic | | | | Details |
| DHA3_DL | MRDP 3 Horizontal Strain Gauge Automatic | | | | Details |
| DHF1_DL | MRDP 1 Horizontal Strain Gauge Frequency | | | | Details |
| DHF2_DL | MRDP 2 Horizontal Strain Gauge Frequency | | | | Details |
| DHF3_DL | MRDP 3 Horizontal Strain Gauge Frequency | | | | Details |
| DHP1_DL | MRDP 1 Horizontal Strain Gauge Pressure | | | | Details |
| DHP2_DL | MRDP 2 Horizontal Strain Gauge Pressure | | | | Details |
| DHP3_DL | MRDP 3 Horizontal Strain Gauge Pressure | | | | Details |
| DIAG_DL | Diagnostics | | | | Details |
| DMF1_DL | MRDP 1 Frequency in Multiplexer Channels | | | | Details |
| DMF2_DL | MRDP 2 Mux Frequency in Multiplexer | | | | Details |
| DMF3_DL | MRDP 3 Frequency in Multiplexer Channels | | | | Details |
| DMV_DL | Downhole Motor Voltage | | | | Details |
| DNC1_DL | MRDP 1 Difference Frequency in Clock | | | | Details |
| DNC2_DL | MRDP 2 Difference Frequency in Clock | | | | Details |
| DNC3_DL | MRDP 3 Difference Frequency in Clock | | | | Details |
| DNM1_DL | MRDP 1 Difference Frequency in Clock | | | | Details |
| DNM2_DL | MRDP 2 Difference Frequency in Clock | | | | Details |
| DNM3_DL | MRDP 3 Difference Frequency in Clock | | | | Details |
| DNS1_DL | MRDP 1 Difference Frequency in Quartz | | | | Details |
| DNS2_DL | MRDP 2 Difference Frequency in Quartz | | | | Details |
| DNS3_DL | MRDP 3 Difference Frequency in Quartz | | | | Details |
| DPC1_DL | MRDP 1 Quartz Pressure Compensation | | | | Details |
| DPC2_DL | MRDP 2 Quartz Pressure Compensation | | | | Details |
| DPC3_DL | MRDP 3 Quartz Pressure Compensation | | | | Details |
| DQP1_DL | MRDP 1 Quartz Pressure | | | | Details |
| DQP2_DL | MRDP 2 Quartz Pressure | | | | Details |
| DQP3_DL | MRDP 3 Quartz Pressure | | | | Details |
| DQS1_DL | MRDP 1 Quartz Gauge Status | | | | Details |
| DQS2_DL | MRDP 2 Quartz Gauge Status | | | | Details |
| DQS3_DL | MRDP 3 Quartz Gauge Status | | | | Details |
| DQT1_DL | MRDP 1 Quartz Temperature | | | | Details |
| DQT2_DL | MRDP 2 Quartz Temperature | | | | Details |
| DQT3_DL | MRDP 3 Quartz Temperature | | | | Details |
| DRA1_DL | MRDP 1 Resistivity Automatic Compensation | | | | Details |
| DRA2_DL | MRDP 2 Resistivity Automatic Compensation | | | | Details |
| DRA3_DL | MRDP 3 Resistivity Automatic Compensation | | | | Details |
| DRF1_DL | MRDP 1 Frequency for Fluid Resistivity | | | | Details |
| DRF2_DL | MRDP 2 Frequency for Fluid Resistivity | | | | Details |
| DRF3_DL | MRDP 3 Frequency for Fluid Resistivity | | | | Details |
| DRH1_DL | MRDP 1 Raw Horizontal Strain Gauge | | | | Details |
| DRH2_DL | MRDP 2 Raw Horizontal Strain Gauge | | | | Details |
| DRH3_DL | MRDP 3 Raw Horizontal Strain Gauge | | | | Details |
| DRQ1_DL | MRDP 1 Raw Quartz Pressure | | | | Details |
| DRQ2_DL | MRDP 2 Raw Quartz Pressure | | | | Details |
| DRQ3_DL | MRDP 3 Raw Quartz Pressure | | | | Details |
| DRR1_DL | MRDP 1 Raw Resistivity of Fluid | | | | Details |
| DRR2_DL | MRDP 2 Raw Resistivity of Fluid | | | | Details |
| DRR3_DL | MRDP 3 Raw Resistivity of Fluid | | | | Details |
| DRS1_DL | MRDP 1 Raw Sink Strain Gauge Pressure | | | | Details |
| DRS2_DL | MRDP 2 Raw Sink Strain Gauge Pressure | | | | Details |
| DRS3_DL | MRDP 3 Raw Sink Strain Gauge Pressure | | | | Details |
| DSA1_DL | MRDP 1 Sink Strain Gauge Automatic | | | | Details |
| DSA2_DL | MRDP 2 Sink Strain Gauge Automatic | | | | Details |
| DSA3_DL | MRDP 3 Sink Strain Gauge ACOM Coefficients None | | | | Details |
| DSF1_DL | MRDP 1 Sink Strain Gauge Frequency | | | | Details |
| DSF2_DL | MRDP 2 Sink Strain Gauge Frequency | | | | Details |
| DSF3_DL | MRDP 3 Sink Strain Gauge Frequency | | | | Details |
| DSP1_DL | MRDP 1 Sink Strain Gauge Pressure | | | | Details |
| DSP2_DL | MRDP 2 Sink Strain Gauge Pressure | | | | Details |
| DSP3_DL | MRDP 3 Sink Strain Gauge Pressure | | | | Details |
| DVP1_DL | MRPS 1 Depth at Vertical Probe | | | | Details |
| DVP2_DL | MRPS 2 Depth at Vertical Probe | | | | Details |
| DVP3_DL | MRPS 3 Depth at Vertical Probe | | | | Details |
| DZER_DL | Zero Data | | | | Details |
| EB10_DL | MRSC 10 Error Band | | | | Details |
| EB11_DL | MRSC 11 Error Band | | | | Details |
| EB12_DL | MRSC 12 Error Band | | | | Details |
| EB1_DL | MRSC 1 Error Band | | | | Details |
| EB2_DL | MRSC 2 Error Band | | | | Details |
| EB3_DL | MRSC 3 Error Band | | | | Details |
| EB4_DL | MRSC 4 Error Band | | | | Details |
| EB5_DL | MRSC 5 Error Band | | | | Details |
| EB6_DL | MRSC 6 Error Band | | | | Details |
| EB7_DL | MRSC 7 Error Band | | | | Details |
| EB8_DL | MRSC 8 Error Band | | | | Details |
| EB9_DL | MRSC 9 Error Band | | | | Details |
| EDLD | ECS Low Level Discriminator DAC Value | | | | Details |
| EDLN | ECS Low Level Discriminator Negative Count Count | | | | Details |
| EDLP | ECS Low Level Discriminator Positive Count Count | | | | Details |
| EDLS | ECS Board Latch SLM Status | | | | Details |
| FAMO_DL | Fluid Analyzer Mode (Depth Logging) | | | | Details |
| FAOD_DL | Fluid Analyzer Optical Density Data (Depth None | | | | Details |
| FAT_DL | Fluid Analyzer Temperature (Depth Logging) Temperature | | | | Details |
| FCOL_DL | Fluid Coloration (Depth Logging) | | | | Details |
| FCP1_DL | MRFC 1 Coarse Valve Position | | | | Details |
| FCP2_DL | MRFC 2 Coarse Valve Position | | | | Details |
| FCP3_DL | MRFC 3 Coarse Valve Position | | | | Details |
| FDL | formation density log | | | | Details |
| FDLS | RST Far Detector Loop Status | | | | Details |
| FEB1_DL | MRFC 1 Error Band | | | | Details |
| FEB2_DL | MRFC 2 Error Band | | | | Details |
| FEB3_DL | MRFC 3 Error Band | | | | Details |
| FFP1_DL | MRFC 1 Fine Valve Position | | | | Details |
| FFP2_DL | MRFC 2 Fine Valve Position | | | | Details |
| FFP3_DL | MRFC 3 Fine Valve Position | | | | Details |
| FPDL | Fracture Plausibility given by DLT | | | | Details |
| FPO1_DL | MRFC 1 Piston Offset | | | | Details |
| FPO2_DL | MRFC 2 Piston Offset | | | | Details |
| FPO3_DL | MRFC 3 Piston Offset | | | | Details |
| FPP1_DL | MRFC 1 Piston Position | | | | Details |
| FPP2_DL | MRFC 2 Piston Position | | | | Details |
| FPP3_DL | MRFC 3 Piston Position | | | | Details |
| FPR1_DL | MRFC 1 Piston Rate | | | | Details |
| FPR2_DL | MRFC 2 Piston Rate | | | | Details |
| FPR3_DL | MRFC 3 Piston Rate | | | | Details |
| FPV1_DL | MRFC 1 Piston Volume | | | | Details |
| FPV2_DL | MRFC 2 Piston Volume | | | | Details |
| FPV3_DL | MRFC 3 Piston Volume | | | | Details |
| FRP1_DL | MRFC 1 Raw Piston Position | | | | Details |
| FRP2_DL | MRFC 2 Raw Piston Position | | | | Details |
| FRP3_DL | MRFC 3 Raw Piston Position | | | | Details |
| FSL1_DL | MRFC 1 Slew Rate | | | | Details |
| FSL2_DL | MRFC 2 Slew Rate | | | | Details |
| FSL3_DL | MRFC 3 Slew Rate | | | | Details |
| FSN1_DL | MRFC 1 Step Number | | | | Details |
| FSN2_DL | MRFC 2 Step Number | | | | Details |
| FSN3_DL | MRFC 3 Step Number | | | | Details |
| FST1_DL | MRFC 1 Set Point | | | | Details |
| FST2_DL | MRFC 2 Set Point | | | | Details |
| FST3_DL | MRFC 3 Set Point | | | | Details |
| FVS1_DL | MRFC 1 Valve Status | | | | Details |
| FVS2_DL | MRFC 2 Valve Status | | | | Details |
| FVS3_DL | MRFC 3 Valve Status | | | | Details |
| GASD_DL | Gas Detector Normalized Data (Depth | | | | Details |
| GASI_DL | Gas Indicator (Depth Logging) | | | | Details |
| GDDC_DL | Gas Detector Dark Calibration Data (Depth | | | | Details |
| GDIM_DL | Gas Detector Source Intensity Monitor Data Electric_Potential | | | | Details |
| GDL | Guidelines | | | | Details |
| Gdld | Goodland | | | | Details |
| GDMD_DL | Gas Detector Source Intensity Monitor Dark Electric_Potential | | | | Details |
| GDMS_DL | Gas Detector Source Intensity Monitor | | | | Details |
| GND_DL | Ground | | | | Details |
| GRDL | Guard | | | | Details |
| GRDL | guard log | | | | Details |
| HAFF_DL | Highly Absorbing Fluid Flag (Depth | | | | Details |
| HCDL | LDS High Resolution Long-Spaced Total | | | | Details |
| HDC1_DL | MRHY 1 Duty Cycle | | | | Details |
| HDC2_DL | MRHY 2 Duty Cycle | | | | Details |
| HDC3_DL | MRHY 3 Duty Cycle | | | | Details |
| hdl | handle | | | | Details |
| HDLL | High-Definition Lateral Log | | | | Details |
| HDLL | High-Definition Lateral Log | | | | Details |
| HDLTSBENDS | Half Despatch Lay Time Saved Both Ends | | | | Details |
| HET1_DL | MRHY 1 Elapsed Pumping Time | | | | Details |
| HET2_DL | MRHY 2 Elapsed Pumping Time | | | | Details |
| HET3_DL | MRHY 3 Elapsed Pumping Time | | | | Details |
| HHP1_DL | MRHY 1 Hydraulic Pressure | | | | Details |
| HHP2_DL | MRHY 2 Hydraulic Pressure | | | | Details |
| HHP3_DL | MRHY 3 Hydraulic Pressure | | | | Details |
| HMC1_DL | MRHY 1 Motor Current | | | | Details |
| HMC2_DL | MRHY 2 Motor Current | | | | Details |
| HMC3_DL | MRHY 3 Motor Current | | | | Details |
| HMCU_DL | Hydraulic Motor Current | | | | Details |
| HMDV_DL | Hydraulic Motor Downhole Voltage | | | | Details |
| HMS1_DL | MRHY 1 Motor Speed | | | | Details |
| HMS2_DL | MRHY 2 Motor Speed | | | | Details |
| HMS3_DL | MRHY 3 Motor Speed | | | | Details |
| HNDLG | handling | | | | Details |
| HOL1_DL | MRHY 1 MRHY Oil Level | | | | Details |
| HOL2_DL | MRHY 2 MRHY Oil Level | | | | Details |
| HOL3_DL | MRHY 3 MRHY Oil Level | | | | Details |
| HPPR_DL | Hydraulic Pump Pressure | | | | Details |
| HPR1_DL | MRHY 1 Raw Hydraulic Pressure | | | | Details |
| HPR2_DL | MRHY 2 Raw Hydraulic Pressure | | | | Details |
| HPR3_DL | MRHY 3 Raw Hydraulic Pressure | | | | Details |
| HPV1_DL | MRHY 1 Hydraulic Pump Volume Output | | | | Details |
| HPV2_DL | MRHY 2 Hydraulic Pump Volume Output | | | | Details |
| HPV3_DL | MRHY 3 Hydraulic Pump Volume Output | | | | Details |
| HS31_DL | MRHY 1 Solenoid 3 Status | | | | Details |
| HS32_DL | MRHY 2 Solenoid 3 Status | | | | Details |
| HS33_DL | MRHY 3 Solenoid 3 Status | | | | Details |
| HSO1_DL | MRHY 1 Solenoid Status | | | | Details |
| HSO2_DL | MRHY 2 Solenoid Status | | | | Details |
| HSO3_DL | MRHY 3 Solenoid Status | | | | Details |
| HST_DL | Heat Sink Temperature | | | | Details |
| HYDL | Hydrologsm | | | | Details |
| IDLH | Immediately Dangerous to Life & Health | | | | Details |
| JDL | Jar Down pulling tool for L Core option | | | | Details |
| KBO0_DL | Oil Bubble counts | | | | Details |
| KBO1_DL | Oil Bubble counts | | | | Details |
| KBO2_DL | Oil Bubble counts | | | | Details |
| KBO3_DL | Oil Bubble counts | | | | Details |
| KBO4_DL | Oil Bubble counts | | | | Details |
| KBO5_DL | Oil Bubble counts | | | | Details |
| KBW0_DL | Water Bubble counts | | | | Details |
| KBW1_DL | Water Bubble counts | | | | Details |
| KBW2_DL | Water Bubble counts | | | | Details |
| KBW3_DL | Water Bubble counts | | | | Details |
| KBW4_DL | Water Bubble counts | | | | Details |
| KBW5_DL | Water Bubble counts | | | | Details |
| KSO0_DL | Uncorrected Oil Superficial Velocity | | | | Details |
| KSO1_DL | Uncorrected Oil Superficial Velocity | | | | Details |
| KSO2_DL | Uncorrected Oil Superficial Velocity | | | | Details |
| KSO3_DL | Uncorrected Oil Superficial Velocity | | | | Details |
| KSO4_DL | Uncorrected Oil Superficial Velocity | | | | Details |
| KSO5_DL | Uncorrected Oil Superficial Velocity | | | | Details |
| KSW0_DL | Uncorrected Water Superficial Velocity | | | | Details |
| KSW1_DL | Uncorrected Water Superficial Velocity | | | | Details |
| KSW2_DL | Uncorrected Water Superficial Velocity | | | | Details |
| KSW3_DL | Uncorrected Water Superficial Velocity | | | | Details |
| KSW4_DL | Uncorrected Water Superficial Velocity | | | | Details |
| KSW5_DL | Uncorrected Water Superficial Velocity | | | | Details |
| KVO0_DL | Uncorrected Sigma Oil Velocity Bubble | | | | Details |
| KVO1_DL | Uncorrected Sigma Oil Velocity Bubble | | | | Details |
| KVO2_DL | Uncorrected Sigma Oil Velocity Bubble | | | | Details |
| KVO3_DL | Uncorrected Sigma Oil Velocity Bubble | | | | Details |
| KVO4_DL | Uncorrected Sigma Oil Velocity Bubble | | | | Details |
| KVO5_DL | Uncorrected Sigma Oil Velocity Bubble | | | | Details |
| KVW0_DL | Uncorrected Sigma Water Velocity Bubble | | | | Details |
| KVW1_DL | Uncorrected Sigma Water Velocity Bubble | | | | Details |
| KVW2_DL | Uncorrected Sigma Water Velocity Bubble | | | | Details |
| KVW3_DL | Uncorrected Sigma Water Velocity Bubble | | | | Details |
| KVW4_DL | Uncorrected Sigma Water Velocity Bubble | | | | Details |
| KVW5_DL | Uncorrected Sigma Water Velocity Bubble | | | | Details |
| LAV0_DL | Average Amplitude of LIFT Signal | | | | Details |
| LAV1_DL | Average Amplitude of LIFT Signal | | | | Details |
| LAV2_DL | Average Amplitude of LIFT Signal | | | | Details |
| LAV3_DL | Average Amplitude of LIFT Signal | | | | Details |
| LAV4_DL | Average Amplitude of LIFT Signal | | | | Details |
| LAV5_DL | Average Amplitude of LIFT Signal | | | | Details |
| LBC0_DL | Bubble Count Holdup | | | | Details |
| LBC1_DL | Bubble Count Holdup | | | | Details |
| LBC2_DL | Bubble Count Holdup | | | | Details |
| LBC3_DL | Bubble Count Holdup | | | | Details |
| LBC4_DL | Bubble Count Holdup | | | | Details |
| LBC5_DL | Bubble Count Holdup | | | | Details |
| LCPF_DL | Continuous Phase Flag | | | | Details |
| LCRA_DL | Centralizer Radius | | | | Details |
| LDL | Litho Density Log | | | | Details |
| LDL | Lithology Density Log | | | | Details |
| LGA0_DL | Gain | | | | Details |
| LGA1_DL | Gain | | | | Details |
| LGA2_DL | Gain | | | | Details |
| LGA3_DL | Gain | | | | Details |
| LGA4_DL | Gain | | | | Details |
| LGA5_DL | Gain | | | | Details |
| LHTE_DL | Horizontal Tool Eccentralization | | | | Details |
| LHW0_DL | Water Holdup | | | | Details |
| LHW1_DL | Water Holdup | | | | Details |
| LHW2_DL | Water Holdup | | | | Details |
| LHW3_DL | Water Holdup | | | | Details |
| LHW4_DL | Water Holdup | | | | Details |
| LHW5_DL | Water Holdup | | | | Details |
| LMAP_DL | Maximum Aperture | | | | Details |
| LMN0_DL | Min Level Signal | | | | Details |
| LMN1_DL | Min Level Signal | | | | Details |
| LMN2_DL | Min Level Signal | | | | Details |
| LMN3_DL | Min Level Signal | | | | Details |
| LMN4_DL | Min Level Signal | | | | Details |
| LMN5_DL | Min Level Signal | | | | Details |
| LMVL_DL | Lower Motor Voltage Limit | | | | Details |
| LMX0_DL | Max Level Signal | | | | Details |
| LMX1_DL | Max Level Signal | | | | Details |
| LMX2_DL | Max Level Signal | | | | Details |
| LMX3_DL | Max Level Signal | | | | Details |
| LMX4_DL | Max Level Signal | | | | Details |
| LMX5_DL | Max Level Signal | | | | Details |
| LOF0_DL | Offset | | | | Details |
| LOF1_DL | Offset | | | | Details |
| LOF2_DL | Offset | | | | Details |
| LOF3_DL | Offset | | | | Details |
| LOF4_DL | Offset | | | | Details |
| LOF5_DL | Offset | | | | Details |
| LPA0_DL | Probe Azimuthal Position | | | | Details |
| LPA1_DL | Probe Azimuthal Position | | | | Details |
| LPA2_DL | Probe Azimuthal Position | | | | Details |
| LPA3_DL | Probe Azimuthal Position | | | | Details |
| LPA4_DL | Probe Azimuthal Position | | | | Details |
| LPA5_DL | Probe Azimuthal Position | | | | Details |
| LPR0_DL | Probe Radial Position | | | | Details |
| LPR1_DL | Probe Radial Position | | | | Details |
| LPR2_DL | Probe Radial Position | | | | Details |
| LPR3_DL | Probe Radial Position | | | | Details |
| LPR4_DL | Probe Radial Position | | | | Details |
| LPR5_DL | Probe Radial Position | | | | Details |
| LPRA_DL | Probe Radius | | | | Details |
| LQH0_DL | Quality Holdup | | | | Details |
| LQH1_DL | Quality Holdup | | | | Details |
| LQH2_DL | Quality Holdup | | | | Details |
| LQH3_DL | Quality Holdup | | | | Details |
| LQH4_DL | Quality Holdup | | | | Details |
| LQH5_DL | Quality Holdup | | | | Details |
| LSRB_DL | Tool Relative Bearing | | | | Details |
| LSWI_DL | Limit Switch | | | | Details |
| LVTE_DL | Vertical Tool Eccentralization | | | | Details |
| M15V_DL | Minus 15 V Supply | | | | Details |
| MBC1_DL | MRMS 1 Bottle Valve Command Echo | | | | Details |
| MBC2_DL | MRMS 2 Bottle Valve Command Echo | | | | Details |
| MBS1_DL | MRMS 1 Bottle Valve Status | | | | Details |
| MBS2_DL | MRMS 2 Bottle Valve Status | | | | Details |
| MDL | Minimum Data List | | | | Details |
| MDL | Methane Drainage Licence (United Kingdom), a type of onshore licence allowing natural gas to be collected "in the course of operations for making and keeping safe mines whether or not disused" | | | | Details |
| mdl | middle | | | | Details |
| MDL | Moldovan Leu | | | | Details |
| MDL | Modular Density Lithology | | | | Details |
| MDL | Memorized Depth Log | | | | Details |
| MDLAT | Measured Depth referenced to Lowest Astronominal Tide | | | | Details |
| MDLT | Medium Dual Laterolog | | | | Details |
| MDL_R | Compact Dual Laterolog Sonde | | | | Details |
| MEB1_DL | MRMS 1 Error Band | | | | Details |
| MEB2_DL | MRMS 2 Error Band | | | | Details |
| MEHW_DL | Mean Water Holdup | | | | Details |
| MESV_DL | Mean Superficial Velocity | | | | Details |
| MLP1_DL | MRMS 1 Lower Valve Position | | | | Details |
| MLP2_DL | MRMS 2 Lower Valve Position | | | | Details |
| MSL1_DL | MRMS 1 Slew Rate | | | | Details |
| MSL2_DL | MRMS 2 Slew Rate | | | | Details |
| MSPE_DL | Motor Speed | | | | Details |
| MST1_DL | MRMS 1 Set Point | | | | Details |
| MST2_DL | MRMS 2 Set Point | | | | Details |
| MUP1_DL | MRMS 1 Upper Valve Position | | | | Details |
| MUP2_DL | MRMS 2 Upper Valve Position | | | | Details |
| MVS1_DL | MRMS 1 Valve Status | | | | Details |
| MVS2_DL | MRMS 2 Valve Status | | | | Details |
| MWE1_DL | MRMS 1 Wrong Echo Count | | | | Details |
| MWE2_DL | MRMS 2 Wrong Echo Count | | | | Details |
| Ndl | Cr Noodle Creek | | | | Details |
| NDL | Neutron Depth Log | | | | Details |
| NDLS | RST Near Detector Loop Status | | | | Details |
| OILF_DL | Oil Fraction (Depth Logging) | | | | Details |
| OUCP_DL | Offset Used to Compute SGP | | | | Details |
| PAAC_DL | MRPA Acquisition Command Echo | | | | Details |
| PAAD_DL | MRPA Auto Deflate Valve status | | | | Details |
| PAFO_DL | MRPA Temperature Frequency Offset | | | | Details |
| PAFP_DL | MRPA Inflate Position | | | | Details |
| PAG1_DL | MRPA Gain for Multiplexer Channel 0 to 3 | | | | Details |
| PAG2_DL | MRPA Gain for Multiplexer Channel 4 to 7 | | | | Details |
| PAHP_DL | MRPA Inflate Pressure | | | | Details |
| PAIFR_DL | MRPA interval pumpout flowrate | | | | Details |
| PAIST_DL | MRPA interval pumpout storage | | | | Details |
| PAIVO_DL | MRPA interval volume | | | | Details |
| PALCP_DL | MRPA lower contact point distance | | | | Details |
| PAMF_DL | MRPA Frequency in Multiplexer Channels | | | | Details |
| PANC_DL | MRPA Difference Frequency in Clock Sensor | | | | Details |
| PANS_DL | MRPA Difference Frequency in Quartz Gauge | | | | Details |
| PANX_DL | MRPA Difference Frequency in Clock Sensor | | | | Details |
| PAPC_DL | MRPA Quartz Pressure Compensation | | | | Details |
| PAPD_DL | MRPA Packer Depth | | | | Details |
| PAQP_DL | MRPA Quartz Pressure | | | | Details |
| PAQS_DL | MRPA Quartz Gauge Status | | | | Details |
| PAQT_DL | MRPA Quartz Temperature | | | | Details |
| PARH_DL | MRPA Raw Inflate Pressure | | | | Details |
| PARQ_DL | MRPA Raw Quartz Pressure | | | | Details |
| PARS_DL | MRPA Raw Strain Gauge Pressure | | | | Details |
| PASA_DL | MRPA Strain Gauge Automatic Compensation | | | | Details |
| PASC_DL | MRPA Control Command Echo | | | | Details |
| PASF_DL | MRPA Strain Gauge Frequency | | | | Details |
| PASG_DL | MRPA Strain Gauge Pressure | | | | Details |
| PASO_DL | MRPA solenoid status | | | | Details |
| PASW_DL | MRPA Status Word | | | | Details |
| PATV_DL | MRPA Strain Gauge Temperature | | | | Details |
| PAUCP_DL | MRPA upper contact point distance | | | | Details |
| PAVPER_DL | MRPA inflate volume percentage | | | | Details |
| PAVP_DL | MRPA Interval Position | | | | Details |
| PCDIAG_DL | MRPC Diagnostics | | | | Details |
| PCGND_DL | MRPC Ground | | | | Details |
| PCMS_DL | MUX State | | | | Details |
| PDD1_DL | Pretest Drawdown Pressure Limit 1 | | | | Details |
| PDD2_DL | Pretest Drawdown Pressure Limit 2 | | | | Details |
| PDD3_DL | Pretest Drawdown Pressure Limit 3 | | | | Details |
| PDDL | Pre-test Draw-down Pressure Limit | | | | Details |
| PDL | Pressure Dependent Leakoff | | | | Details |
| PDL | Pre drilled liner Liner with holes along its length; | | | | Details |
| PDL | Density Limestone Porosity | | | | Details |
| PEDL | Petroleum Exploration and Development Licence (United Kingdom), introduced in the th Onshore Licensing Round | | | | Details |
| PFDL | Porosity Fracture Computed from DLT | | | | Details |
| PMCU_DL | Pump Motor Current | | | | Details |
| PODC_DL | MRPO Duty Cycle | | | | Details |
| POET_DL | MRPO Elapsed Pumping Time | | | | Details |
| POHP_DL | MRPO Hydraulic Pressure | | | | Details |
| POMC_DL | MRPO Motor Current | | | | Details |
| POMS_DL | MRPO Motor Speed | | | | Details |
| POOL_DL | MRPO Oil Level | | | | Details |
| POPR_DL | MRPO Raw Hydraulic Pressure | | | | Details |
| POPV_DL | MRPO Hydraulic Pump Volume Output | | | | Details |
| POP_DL | MRPO Output Pressure | | | | Details |
| POS3_DL | MRPO Solenoid 3 Status | | | | Details |
| POSO_DL | MRPO Solenoid Status | | | | Details |
| POSW_DL | MRPO Sequence Status Word | | | | Details |
| PPUC_DL | MRPP Surface Current | | | | Details |
| PPUV_DL | MRPP Surface Voltage | | | | Details |
| PTNO_DL | Pretest Number | | | | Details |
| PTT1_DL | Pretest Type 1 | | | | Details |
| PTT2_DL | Pretest Type 2 | | | | Details |
| PTT3_DL | Pretest Type 3 | | | | Details |
| PTV1_DL | Pretest Volume 1 | | | | Details |
| PTV2_DL | Pretest Volume 2 | | | | Details |
| PTV3_DL | Pretest Volume 3 | | | | Details |
| QHWM_DL | Quality Water Holdup Model | | | | Details |
| QSVM_DL | Quality Superficial Velocity Model | | | | Details |
| RAW_RFPD_DL | Raw Probe Depth | | | | Details |
| RBO0_DL | Raw Oil Bubble counts | | | | Details |
| RBO1_DL | Raw Oil Bubble counts | | | | Details |
| RBO2_DL | Raw Oil Bubble counts | | | | Details |
| RBO3_DL | Raw Oil Bubble counts | | | | Details |
| RBO4_DL | Raw Oil Bubble counts | | | | Details |
| RBO5_DL | Raw Oil Bubble counts | | | | Details |
| RBW0_DL | Raw Water Bubble Count | | | | Details |
| RBW1_DL | Raw Water Bubble Count | | | | Details |
| RBW2_DL | Raw Water Bubble Count | | | | Details |
| RBW3_DL | Raw Water Bubble Count | | | | Details |
| RBW4_DL | Raw Water Bubble Count | | | | Details |
| RBW5_DL | Raw Water Bubble Count | | | | Details |
| RCMD_DL | Raw Coring Motor Downhole Voltage | | | | Details |
| RCRA_DL | RAW Centralizer Radius | | | | Details |
| RDL | Reservoir Data Log | | | | Details |
| RDSW_DL | RFT Downhole Status Word | | | | Details |
| RFPD_DL | Probe Depth | | | | Details |
| RGAS_DL | Raw Gas Detector Data (Depth Logging) | | | | Details |
| RHMD_DL | Raw Hydraulic Motor Downhole Voltage | | | | Details |
| RHPP_DL | Raw Hydraulic Pump Pressure | | | | Details |
| RLIW_DL | Raw Image | | | | Details |
| RLSW_DL | Raw Limit Switch | | | | Details |
| RLWA_DL | Raw Waveform | | | | Details |
| RNDL | Raw Neutron Depth Log | | | | Details |
| ROV0_DL | Raw Sigma Oil Velocity Bubble | | | | Details |
| ROV1_DL | Raw Sigma Oil Velocity Bubble | | | | Details |
| ROV2_DL | Raw Sigma Oil Velocity Bubble | | | | Details |
| ROV3_DL | Raw Sigma Oil Velocity Bubble | | | | Details |
| ROV4_DL | Raw Sigma Oil Velocity Bubble | | | | Details |
| ROV5_DL | Raw Sigma Oil Velocity Bubble | | | | Details |
| RPPV_DL | Kinematics Pressure | | | | Details |
| RPRL_DL | RAW Probe Radius | | | | Details |
| RRPP_DL | Raw Kinematics Pressure | | | | Details |
| RSCU_DL | Raw Solenoid Current | | | | Details |
| RSGP_DL | Raw Strain Gauge Pressure | | | | Details |
| RSO0_DL | Raw Oil Superficial Velocity | | | | Details |
| RSO1_DL | Raw Oil Superficial Velocity | | | | Details |
| RSO2_DL | Raw Oil Superficial Velocity | | | | Details |
| RSO3_DL | Raw Oil Superficial Velocity | | | | Details |
| RSO4_DL | Raw Oil Superficial Velocity | | | | Details |
| RSO5_DL | Raw Oil Superficial Velocity | | | | Details |
| RSPC_DL | Raw Spectrometer Data (Depth Logging) | | | | Details |
| RSSW_DL | RFT Shoot Status Word | | | | Details |
| RSTS_DL | Raw Solenoid Status | | | | Details |
| RSW0_DL | Raw Water Superficial Velocity | | | | Details |
| RSW1_DL | Raw Water Superficial Velocity | | | | Details |
| RSW2_DL | Raw Water Superficial Velocity | | | | Details |
| RSW3_DL | Raw Water Superficial Velocity | | | | Details |
| RSW4_DL | Raw Water Superficial Velocity | | | | Details |
| RSW5_DL | Raw Water Superficial Velocity | | | | Details |
| RTES_DL | Raw SGP Temperature | | | | Details |
| RTNO_DL | Pretest Number | | | | Details |
| RVDL | Radii Variable Density Log | | | | Details |
| RWV0_DL | Raw Sigma Water Velocity Bubble | | | | Details |
| RWV1_DL | Raw Sigma Water Velocity Bubble | | | | Details |
| RWV2_DL | Raw Sigma Water Velocity Bubble | | | | Details |
| RWV3_DL | Raw Sigma Water Velocity Bubble | | | | Details |
| RWV4_DL | Raw Sigma Water Velocity Bubble | | | | Details |
| RWV5_DL | Raw Sigma Water Velocity Bubble | | | | Details |
| sadl | saddle | | | | Details |
| SC DL | slip and cut drill time | | | | Details |
| SCSN_DL | Sample Chamber Sample Number | | | | Details |
| SCUR_DL | Solenoid Current | | | | Details |
| SDL | Supplier Document List | | | | Details |
| SDL | Spectral Density Log | | | | Details |
| SDL | shut down to log | | | | Details |
| SDL | Spectral Density Logging Tool | | | | Details |
| SDLA | Slowing Down Length From CNTG AMBE Source | | | | Details |
| SDLC | Systems Development Life Cycle | | | | Details |
| SDLF | Standard Deviation of Short(DWS1) Fast | | | | Details |
| SDLS | Standard Deviation of Short(DWS1) | | | | Details |
| SEDL | Sedimentology Log | | | | Details |
| SGPF_DL | Strain Gauge Frequency | | | | Details |
| SGP_DL | Strain Gauge Pressure | | | | Details |
| SL10_DL | MRSC 10 Slew Rate | | | | Details |
| SL11_DL | MRSC 11 Slew Rate | | | | Details |
| SL12_DL | MRSC 12 Slew Rate | | | | Details |
| SL1_DL | MRSC 1 Slew Rate | | | | Details |
| SL2_DL | MRSC 2 Slew Rate | | | | Details |
| SL3_DL | MRSC 3 Slew Rate | | | | Details |
| SL4_DL | MRSC 4 Slew Rate | | | | Details |
| SL5_DL | MRSC 5 Slew Rate | | | | Details |
| SL6_DL | MRSC 6 Slew Rate | | | | Details |
| SL7_DL | MRSC 7 Slew Rate | | | | Details |
| SL8_DL | MRSC 8 Slew Rate | | | | Details |
| SL9_DL | MRSC 9 Slew Rate | | | | Details |
| SPCT_DL | Spectrometer Transmittance Data (Depth | | | | Details |
| SPDC_DL | Spectrometer Dark Calibration Data (Depth | | | | Details |
| spdl | spindle | | | | Details |
| SPSC_DL | Spectrometer Source Calibration Data | | | | Details |
| SQSW_DL | Sequence Status Word | | | | Details |
| SSTA_DL | Solenoid Status | | | | Details |
| ST10_DL | MRSC 10 Set Point | | | | Details |
| ST11_DL | MRSC 11 Set Point | | | | Details |
| ST12_DL | MRSC 12 Set Point | | | | Details |
| ST1_DL | MRSC 1 Set Point | | | | Details |
| ST2_DL | MRSC 2 Set Point | | | | Details |
| ST3_DL | MRSC 3 Set Point | | | | Details |
| ST4_DL | MRSC 4 Set Point | | | | Details |
| ST5_DL | MRSC 5 Set Point | | | | Details |
| ST6_DL | MRSC 6 Set Point | | | | Details |
| ST7_DL | MRSC 7 Set Point | | | | Details |
| ST8_DL | MRSC 8 Set Point | | | | Details |
| ST9_DL | MRSC 9 Set Point | | | | Details |
| Straddle | Doppel-Packer Anordnung | | | | Details |
| TB/BDL | tube bundle | | | | Details |
| TCDL | LDS Long-Spaced Total Downhole Countrate | | | | Details |
| TDL | Total Depth (wireline depth) | | | | Details |
| TDL | Temperature Difference | | | | Details |
| TDL | Temperature Difference Log | | | | Details |
| TDL | Total Depth-Logger | | | | Details |
| TDL | To Do List | | | | Details |
| TDL | Three Detector Density | | | | Details |
| TDL | Logger Total Depth | | | | Details |
| TEMP_CORR_DL | Temperature for Pressure Correction | | | | Details |
| TEMS_DL | SGP Temperature | | | | Details |
| TUCP_DL | Temperature Used to Compute SGP | | | | Details |
| TVDLAT | True Vertical Depth referenced to Lowest Astronominal Tide | | | | Details |
| U15V_DL | Unregulated 15 V Supply | | | | Details |
| UDL | Uniformly Distributed Loads | | | | Details |
| UMVL_DL | Upper Motor Voltage Limit | | | | Details |
| undly | underlying | | | | Details |
| USO0_DL | Uncorrected Oil Superficial Velocity | | | | Details |
| USO1_DL | Uncorrected Oil Superficial Velocity | | | | Details |
| USO2_DL | Uncorrected Oil Superficial Velocity | | | | Details |
| USO3_DL | Uncorrected Oil Superficial Velocity | | | | Details |
| USO4_DL | Uncorrected Oil Superficial Velocity | | | | Details |
| USO5_DL | Uncorrected Oil Superficial Velocity | | | | Details |
| USW0_DL | Uncorrected Water Superficial Velocity | | | | Details |
| USW1_DL | Uncorrected Water Superficial Velocity | | | | Details |
| USW2_DL | Uncorrected Water Superficial Velocity | | | | Details |
| USW3_DL | Uncorrected Water Superficial Velocity | | | | Details |
| USW4_DL | Uncorrected Water Superficial Velocity | | | | Details |
| USW5_DL | Uncorrected Water Superficial Velocity | | | | Details |
| UVO0_DL | Uncorrected Velocity Oil Bubble | | | | Details |
| UVO1_DL | Uncorrected Velocity Oil Bubble | | | | Details |
| UVO2_DL | Uncorrected Velocity Oil Bubble | | | | Details |
| UVO3_DL | Uncorrected Velocity Oil Bubble | | | | Details |
| UVO4_DL | Uncorrected Velocity Oil Bubble | | | | Details |
| UVO5_DL | Uncorrected Velocity Oil Bubble | | | | Details |
| UVW0_DL | Uncorrected Velocity Water Bubble | | | | Details |
| UVW1_DL | Uncorrected Velocity Water Bubble | | | | Details |
| UVW2_DL | Uncorrected Velocity Water Bubble | | | | Details |
| UVW3_DL | Uncorrected Velocity Water Bubble | | | | Details |
| UVW4_DL | Uncorrected Velocity Water Bubble | | | | Details |
| UVW5_DL | Uncorrected Velocity Water Bubble | | | | Details |
| VDL | Variable Density Log | | | | Details |
| VDL | VDL Log (Variable Density Log) | | | | Details |
| VDL | Variable Deck Load (floating rig) | | | | Details |
| VDL | Variable Density Log | | | | Details |
| VFID_DL | Volume Fraction Image Display (Depth | | | | Details |
| VP10_DL | MRSC 10 Valve Position | | | | Details |
| VP11_DL | MRSC 11 Valve Position | | | | Details |
| VP12_DL | MRSC 12 Valve Position | | | | Details |
| VP1_DL | MRSC 1 Valve Position | | | | Details |
| VP2_DL | MRSC 2 Valve Position | | | | Details |
| VP3_DL | MRSC 3 Valve Position | | | | Details |
| VP4_DL | MRSC 4 Valve Position | | | | Details |
| VP5_DL | MRSC 5 Valve Position | | | | Details |
| VP6_DL | MRSC 6 Valve Position | | | | Details |
| VP7_DL | MRSC 7 Valve Position | | | | Details |
| VP8_DL | MRSC 8 Valve Position | | | | Details |
| VP9_DL | MRSC 9 Valve Position | | | | Details |
| VS10_DL | MRSC 10 Valve Status | | | | Details |
| VS11_DL | MRSC 11 Valve Status | | | | Details |
| VS12_DL | MRSC 12 Valve Status | | | | Details |
| VS1_DL | MRSC 1 Valve Status | | | | Details |
| VS2_DL | MRSC 2 Valve Status | | | | Details |
| VS3_DL | MRSC 3 Valve Status | | | | Details |
| VS4_DL | MRSC 4 Valve Status | | | | Details |
| VS5_DL | MRSC 5 Valve Status | | | | Details |
| VS6_DL | MRSC 6 Valve Status | | | | Details |
| VS7_DL | MRSC 7 Valve Status | | | | Details |
| VS8_DL | MRSC 8 Valve Status | | | | Details |
| VS9_DL | MRSC 9 Valve Status | | | | Details |
| VTDLL | Vertical Thickness Dual Laterolog | | | | Details |
| WATF_DL | Water Fraction (Depth Logging) | | | | Details |
| WDL | Work Days Lost | | | | Details |
| WDL | Well Delivery Limit | | | | Details |
| WDL | Well Deliverability Limit | | | | Details |
| WDLR | Work Days Lost Restricted | | | | Details |
| ZDL | Compensated Z-Densilog | | | | Details |
| ZDL | Compensated Z-DensilogSM | | | | Details |
| ZDL | Compensated Z-Densilog | | | | Details |
