Well Completion Report Codes

Codes used when filling out Well Driller forms.
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Table of Contents

General Well Completion Codes

Section 2
Work Performed Code
Deepen DP
Hydrofracture HF
New Well NW
Repair RP
Replacement RE

 

Section 3
Well Type Code
Cathodic Protection CTPR
Domestic DMST
Domestic/Geothermal DSGT
Geoconstruction GCON
Geothermal Open Loop GTOL
Industrial INDS
Injection INJC
Irrigation IRRG
Public Water Supply PBWS
Recover RCVR
Test Wells TSTW

 

Section 4
Drilling Method Code
Air Hammer AH
Air Rotary AR
Auger AG
Cable Tool CT
Casing Advancement CA
Core CR
Direct Push DP
Drive and Wash DW
Dug DG
Mud Rotary MR
Reverse Rotary RR
Sonic SN

 

Section 5
Overburden Lithology OB Code Overburden Color OB Color Code Bedrock Lithology BR Code
Boulders B Black BL Amphibolite AM
Clay CL Bluish Gray BG Basalt BS
Clean Fill CF Brown BR Conglomerate/Breccia CG/BR
Coarse Sand CS Dark Gray DG Diorite DI
Cobbles C Greenish Gray OG Gabbro GB
Fine Sand FS Light Gray LG Gneiss GN
Fine to Coarse Sand FCS Reddish Brown RB Granite GR
Gravel G Yellowish Brown YB Limestone LS
Medium Sand MS     Marble MA
Organics O     Quartzite QZ
Sand & Gravel SG     Rhyolite RH
Silt SI     Sandstone SS
Silty Clay SICL     Schist SH
Silty Sand SIS     Shale SH
Silty Sand & Gravel SISG     Slate/Phyllite SL/PH
Till T     Pegmatite PM

 

Section 6
Surface Seal Type Code
Cement CM
Cement/Bentonite CB
Concrete CT
None NO

 

Section 7
Casing Type Type Code Thickness
Certa-Lok CTL Schedule 5
Fiberglass FBG Schedule 10
Galvanized Pipe GLP Schedule 40
HDPE HDP Schedule 80
NSF Coated Steel NCS Schedules 160
PVC PVC SDR 13.5
Stainless Steel STL SDR 17
Steel STL SDR 21
    SDR 26
    SDR 32.5
    SDR 40
    17#
    19#

 

Section 8
Screen Type Screen Code
Carbon Steel CST
Continuous Wire PVC CWP
Galvanized Wire Wrapped GWW
Perforated Pipe PFP
Pre-pack PVC PPP
Pre-pack Stainless PPS
Slotted PVC SLP
Stainless Steel Vee Wire SSV
Stainless Steel Well Point SSP

 

Section 10
Pump Description Pump Code  Horsepower
2 Wire Constant Speed Submersible 2WSS 1/2
3 Wire Constant Speed Submersible 3WSS 3/4
3 Wire Variable Speed Submersible 3WVS 1
Constant Speed Submersible Turbine CSST 1-1/2
Variable Speed Submersible Turbine VSST 2
Jet JET 3
Line Shaft Turbine LST 5
Centrifugal CENT 7-1/2
    10
    15
    20
    25
    30
    40
    50
    60
    75
    100
    125
    150
    200

 

Section 11
Annular Seal / Filter Pack Code Purpose Purpose Code Method of Placement Method of Placement Code
Bentonite Chips / Pellets BC Fill FL Gravity GR
Bentonite / Graphite BT Filter FT Tremie TR
Bentonite Grout BG Seal AS Other  OT
Cement Bentonite Grout CB        
Concrete CT        
Sand SD        
Native Material NM        
Pea Gravel / Gravel GR        

 

Section 13
Well Test Method Method Code
Air Blow with Drill Strem AB
Air Lift AL
Bailing BL
Constant Rate Pump CR
Variable Rate Pump VR
Slug SG

Monitoring Wells

Section 2
Work Performed Code
Deepen DP
Hydrofracture HF
New Well NW
Repair RP
Replacement RE

 

Section 4
Drilling Method Code
Air Hammer AH
Air Rotary AR
Auger AG
Cable Tool CT
Casing Advancement CA
Core CR
Direct Push DP
Drive and Wash DW
Dug DG
Mud Recovery MR
Reverse Rotary RR
Sonic SN

 

Section 5
Overburden Lithology OB Code Overburden Color OB Color Code Bedrock Lithology BR Code
Boulders B Black BL Amphibolite AM
Clay CL Bluish Gray BG Basalt BS
Clean Fill CF Brown BR Conglomerate/Breccia CG/BR
Coarse Sand CS Dark Gray DG Diorite DI
Cobbles C Greenish Gray GG Gabbro GB
Fine Sand FS Light Gray LG Gneiss GN
Fine to Coarse Sand FCS Reddish Brown RB Granite GR
Gravel C Yellowish Brown YB Limestone LS
Medium Sand MS     Marble MA
Organics O     Quartzite QZ
Sand & Gravel SG     Rhyolite RH
Silt SI     Sandstone SS
Silty Clay SICL     Schist SC
Silty Sand SIS     Shale SH
Silty Sand & Gravel SISG     Slate/Phyllite SL/PH
Till T     Pegmatite PM
Urban Fill UF        

 

Section 6
Surface Seal Type Code
Cement CM
Cement/Bentonite CB
Concrete CT
None NO

 

Section 7
Casing Type Type Code Thickness
Certa-Lok CTL Schedule 5
Fiberglass FBG Schedule 10
Galvanized Pipe GLP Schedule 40
HDPE HDP Schedule 80
NSF Coated Steel NCS Schedule 160
PVC PVC SDR 13.5
Stainless Steel SST SDR 17
Steel STL SDR 21
    SDR 26
    SDR 32.5
    SDR 40
    17#
    19#

 

Section 8
Screen Type Screen Code
Carbon Steel CST
Continuous Wire PVC CWP
Galvanized Wire Wrapped GWW
Perforated Pipe PFP
Pre-pack PVC PPP
Pre-pack Stainless PPS
Slotted PVC SLP
Stainless Steel Vee Wire SSV
Stainless Steel Well Point SSP

 

Section 11
Annular Seal / Filter Pack Code Purpose Purpose Code Method of Placement
Bentonite Chips / Pellets BC Fill FL  GR: Gravity
Bentonite / Graphite BT Filter FT  TR: Tremie
Bentonite Grout BG Seal AS  OT: Other
Cement Bentonite Grout CB      
Concrete CT      
Sand SD      
Native Material NM      
Pea Gravel / Gravel GR      

 

Decommissioned Wells

Section 3
Well Type Prior to Decommission Code
Cathodic Protection CTPR
Domestic DMST
Domestic/Geothermal DSGT
Geoconstruction GCON
Geothermal Open Loop GTOL
Industrial INDS
Injection INJC
Irrigation IRRG
Public Water Supply POWS
Recovery RCVR
Test Wells TSTW
Unknown UNKN

 

Section 4
Casing Type Type Code
Certa-Lok CTL
Fiberglass FBG
Galvanized Pipe GLP
HDPE HDP
NSF Coated Steel NCS
PVC PVC
Stainless Steel SST
Steel STL

 

Section 6
Surface Seal Type Code
Cement CM
Cement/Bentonite CB
Concrete CT
None NO

 

Section 7
Decommissioning Material Code Purpose Purpose Code Method of Placement
Bentonite Chips / Pellets SC Fill FL  GR: Gravity
Bentonite / Graphite ST Filter PT  TR: Tremie
Bentonite Grout BG Seal AS  OT: Other
Cement / Bentonite Grout CB      
Concrete CT      
Sand SD      
Native Material NM      
Pea Gravel / Gravel GR      

 

 

Geothermal Wells

Section 2
Work Performed Code
Deepen DP
Hydrofracture HF
New Well NW
Repair RP
Replacement RE

 

Section 4
Drilling Method Code
Air Hammer AH
Air Rotary AR
Auger AG
Cable Tool CT
Casing Advancement CA
Core CR
Direct Push DP
Drive and Wash DW
Dug DG
Mud Rotary MR
Reverse Rotary RR
Sonic SN

 

 

Section 5
Overburden Lithology OB Code Overburden Color OB Color Code Bedrock Lithology BR Code
Boulders B Black BL Amphibolite AM
Clay CL Bluish Gray BG Basalt BS
Clean Fill CF Brown BR Conglomerate/Breccia CG/BR
Coarse Sand CS Dark Gray DG Diorite DI
Cobbles C Greenish Gray GG Gabbro GB
Fine Sand FS Light Gray LG Gneiss GN
Fine to Coarse Sand FCS Reddish Brown RB Granite GR
Gravel C Yellowish Brown YB Limestone LS
Medium Sand MS     Marble MA
Organics O     Quartzite QZ
Sand & Gravel SG     Rhyolite RH
Silt SI     Sandstone SS
Silty Clay SICL     Schist SC
Silty Sand SIS     Shale SH
Silty Sand & Gravel SISG     Slate/Phyllite SL/PH
Till T     Pegmatite PM
Urban Fill UF        

 

Section 8
Casing Type Type Code Thickness
Certa-Lok CTL Schedule 5
Fiberglass FBG Schedule 10
Galvanized Pipe GLP Schedule 40
HDPE HDP Schedule 80
NSF Coated Steel NCS Schedule 160
PVC PVC SDR 13.5
Stainless Steel SST SDR 17
Steel STL SDR 21
    SDR 26
    SDR 32.5
    SDR 40
    17#
    19#

 

Section 9
Loop / Porter Shroud Material Material Code
Fiberglass FBG
Cooper CUP
HDPE HDP

 

Section 12
Annular Seal / Filter Pack Code Purpose Purpose Code Method of Placement
Bentonite Chips / Pellets BC Fill FL  GR: Gravity
Bentonite / Graphite BT Filter FT  TR: Tremie
Bentonite Grout BG Seal AS  OT: Other
Cement Bentonite Grout CB      
Concrete CT      
Sand SD      
Native Material NM      
Pea Gravel / Gravel GR      

 

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