COGIS - WELL Information

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Surface Location Data for API # 05-123-22868                               Status: PA         4/4/2018
Well Name/No: HIGHWAY 85-1 #B12 (click well name for production)
Operator: EXTRACTION OIL & GAS INC - 10459
Status Date: 4/4/2018 Federal or State Lease #:
FacilityID: 276907 LocationID: 332837
County: WELD #123 Location: NENE  20 5N65W 6 PM
Field: WATTENBERG  - #90750 Elevation: 4,669 ft.
Planned Location       150 FNL  824 FEL Lat/Long: 40.39145/-104.68081 Lat/Long Source: Field Measured
As Drilled Location      Footages Not Available Lat/Long: 40.39145/-104.68079 Lat/Long Source: Field Measured
Wellbore Data for Sidetrack #00                                                    Status: PA         4/4/2018
Spud Date: 8/5/2005 Spud Date is: ACTUAL
Wellbore Permit   DIRECTIONAL
Permit #: 20050597 Expiration Date: 3/30/2006
Prop Depth/Form: 7900 Surface Mineral Owner Same: N
Mineral Owner: FEE Surface Owner: FEE
Unit: Unit Number:
Formation and Spacing: Code: DKTA , Formation: DAKOTA , Order: 499-15 , Unit Acreage: 320, Drill Unit:
Formation and Spacing: Code: JSND , Formation: J SAND , Order: 232-23 , Unit Acreage: 320, Drill Unit:
Formation and Spacing: Code: NB-CD , Formation: NIOBRARA-CODELL , Order: 407-87 , Unit Acreage: 80, Drill Unit: E/2SE
Wellbore Completed
Completion Date: 9/22/2005
Measured TD: 8000 Measured PB depth: 7993
True Vertical TD: 7897 True Vertical PB depth: 7890
Top PZ Location:           Sec: 17 Twp: 5N 65W Footage: 628 S  550 E Depth
Bottom Hole Location:   Sec: 17 Twp: 5N 65W Footages: 628 FSL  550 FEL Depth
Log Types: DIL, DEN, NEU, CBL, MUD
Casing: String Type: SURF , Hole Size: 12.25, Size: 8.625, Top: 0, Depth: 462, Weight: 24
Cement: Sacks: 258, Top: 0, Bottom: 462, Method Grade: VISU
Casing: String Type: 1ST , Hole Size: 7.875, Size: 4.5, Top: 0, Depth: 7996, Weight: 13.5
Cement: Sacks: 640, Top: 3390, Bottom: 7996, Method Grade: CBL
Formation Log Top Log Bottom Cored DSTs
SUSSEX 4420 4478 N N
NIOBRARA 6866 7160 N N
CODELL 7183 7198 N N
J SAND 7755 7795 N N
DAKOTA 7877 7990 N N
Completed information for formation CODL                                     Status: CM         4/9/2011
1st Production Date: N/A Choke Size:
Status Date: 4/9/2011 Open Hole Completion: N
Commingled: Y Production Method:
Formation Name: CODELL Status: CM
Formation Treatment
Treatment Date: 3/31/2011    
Treatment summary: Re-frac CODL w/ w/ 128,100 gal fluid and 250,200# 20/40 sand (31,920 gal SW, 96,180 gal xlink gel), 1000 gals 15% HCl ISIP=2930, ISDP=3880, ATP=4036, ATR=21.2
Formation Treatment
Treatment Date: 9/22/2005    
Treatment summary: 9/19/05 127,000 GAL GEL, 243,920# 20/40 SAND AND 10,000# 20/40 RCS
Tubing Size: Tubing Setting Depth:
Tubing Packer Depth: Tubing Multiple Packer:
Open Hole Top: Open Hole Bottom:
    Initial Test Data:
Test Date: N/A Test Method:
Hours Tested: Gas Type:
Gas Disposal:
Test Type Measure
    BBLS_H2O 10    
    BBLS_OIL 33    
    BTU_GAS 1255    
    CALC_BBLS_H2O 10    
    CALC_BBLS_OIL 33    
    CALC_GOR 9394    
    CALC_MCF_GAS 310    
    CASING_PRESS 920    
    GRAVITY_OIL 57    
    MCF_GAS 310    
    Perforation Data:
    Interval Bottom: 7194 Interval Top: 7184
    # of Holes: 40 Hole Size: 0.42
Completed information for formation NB-CD                                     Status: AB         4/4/2018
1st Production Date: 4/9/2011 Choke Size: 0.000
Status Date: 4/4/2018 Open Hole Completion: N
Commingled: N Production Method:
Formation Name: NIOBRARA-CODELL Status: AB
Tubing Size: 2.375 Tubing Setting Depth: 7167
Tubing Packer Depth: Tubing Multiple Packer:
Open Hole Top: Open Hole Bottom:
    Initial Test Data:
Test Date: 4/19/2011 Test Method: FLOWING
Hours Tested: 24 Gas Type: WET
Gas Disposal: SOLD
Test Type Measure
    BBLS_H2O 41    
    BBLS_OIL 26    
    BTU_GAS 1294    
    CALC_BBLS_H2O 41    
    CALC_BBLS_OIL 26    
    CALC_GOR 10538    
    CALC_MCF_GAS 274    
    CASING_PRESS 1900    
    GRAVITY_OIL 62    
    MCF_GAS 274    
    TUBING_PRESS 1700    
    Perforation Data:
    Interval Bottom: 7194 Interval Top: 6883
    # of Holes: 88 Hole Size: 0.42
Completed information for formation NBRR                                     Status: CM         4/2/2014
1st Production Date: N/A Choke Size:
Status Date: 4/2/2014 Open Hole Completion: N
Commingled: Y Production Method:
Formation Name: NIOBRARA Status: CM
Formation Treatment
Treatment Date: 3/31/2011    
Treatment summary: Perf. Frac NBRR A [6,883'-6,889'] & NBRR B [7,008'-7,014'] w/ 220,878 gal fluid (125,412 gal SLKW, 95,466 gal XLG)& 297,150# sand (243,400# 20/40 & 53,750# 40/70) ISIP=3520, ISDP=3550, ATP=4857, ATR=53.7
Tubing Size: Tubing Setting Depth:
Tubing Packer Depth: Tubing Multiple Packer:
Open Hole Top: Open Hole Bottom:
No Initial Test Data was found for formation NBRR .
    Perforation Data:
    Interval Bottom: 7014 Interval Top: 6883
    # of Holes: 48 Hole Size: 0.42