COGIS - WELL Information

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Surface Location Data for API # 05-123-45828                               Status: PR         7/29/2018
Well Name/No: Milkshake #31W-20-5N (click well name for production)
Operator: EXTRACTION OIL & GAS INC - 10459
Status Date: 7/29/2018 Federal or State Lease #: 1290.10
FacilityID: 452908 LocationID: 433139
County: WELD #123 Location: SWSW  32 6N67W 6 PM
Field: WATTENBERG  - #90750 Elevation: Unknown ft.
Planned Location       1100 FSL  300 FWL Lat/Long: 40.438987/-104.924282 Lat/Long Source: Field Measured
As Drilled Location      Footages Not Available Lat/Long: 40.438983/-104.924371 Lat/Long Source: Field Measured

Chemical Disclosure Registry
Job Date:         4/24/2018
Job End Date:  5/11/2018
Reported:   5/21/2018 Days to report:  10
Wellbore Data for Sidetrack #00                                                    Status: PR         7/29/2018
Spud Date: 11/12/2017 Spud Date is: ACTUAL
Wellbore Permit   HORIZONTAL
Permit #: Expiration Date: 11/2/2019 3:28:06 PM
Prop Depth/Form: 17562 Surface Mineral Owner Same:
Mineral Owner: STATE Surface Owner: FEE
Unit: Unit Number:
Formation and Spacing: Code: NBRR , Formation: NIOBRARA , Order: 407-1653 , Unit Acreage: 1280, Drill Unit: Sec 31 & 36: All
Casing: String Type: CONDUCTOR , Hole Size: 24, Size: 16, Top: 0, Depth: 80, Weight: 42
Cement: Sacks: 100, Top: 0, Bottom: 80, Method Grade:
Casing: String Type: SURF , Hole Size: 12.25, Size: 9.625, Top: 0, Depth: 1500, Weight: 36
Cement: Sacks: 400, Top: 0, Bottom: 1500, Method Grade:
Casing: String Type: 1ST , Hole Size: 8.5, Size: 5.5, Top: 0, Depth: 17562, Weight: 20
Cement: Sacks: 2340, Top: 1500, Bottom: 17562, Method Grade:
Wellbore Completed
Completion Date: 1/17/2018
Measured TD: 17551 Measured PB depth: 17528
True Vertical TD: 7043 True Vertical PB depth: 7044
Top PZ Location:           Sec: 31 Twp: 6N 67W Footage: 1335 FNL  499 FEL Depth
Bottom Hole Location:   Sec: 36 Twp: 6N 68W Footages: 1232 FNL  511 FWL Depth
Log Types: CBL, Mud, MWD/LWD, (Triple Combo on 123-45817).
Casing: String Type: CONDUCTOR , Hole Size: 24, Size: 16, Top: 0, Depth: 100, Weight: 42
Cement: Sacks: 100, Top: 0, Bottom: 100, Method Grade: VISU
Casing: String Type: SURF , Hole Size: 13.5, Size: 9.625, Top: 0, Depth: 1554, Weight: 36
Cement: Sacks: 525, Top: 0, Bottom: 1554, Method Grade: VISU
Casing: String Type: 1ST , Hole Size: 8.5, Size: 5.5, Top: 0, Depth: 17528, Weight: 20
Cement: Sacks: 2775, Top: 319, Bottom: 17528, Method Grade: CBL
Formation Log Top Log Bottom Cored DSTs
PARKMAN 3833 N N
SUSSEX 4379 N N
SHANNON 5043 N N
SHARON SPRINGS 7613 N N
NIOBRARA 7658 N N
Completed information for formation N-COM                                     Status: DG         4/12/2018
1st Production Date: 1/1/2018 Choke Size:
Status Date: 4/12/2018 Open Hole Completion:
Commingled: Production Method:
Formation Name: NOT COMPLETED Status: DG
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 N-COM .
No Perforation Data was found for formation N-COM .
Completed information for formation NBRR                                     Status: PR         7/29/2018
1st Production Date: 7/24/2018 Choke Size:
Status Date: 7/29/2018 Open Hole Completion: N
Commingled: N Production Method:
Formation Name: NIOBRARA Status: PR
Formation Treatment Treatment Type: FRACTURE STIMULATION
Treatment Date: 4/24/2018 Treatment End Date: 5/11/2018
Treatment summary: Frac'd Niobrara with 63 stage plug and perf; 15119920 total lbs proppant pumped: 7559930 lbs 40/70 mesh sand and 7559990 lbs 30/50 mesh sand; 23564 total bbls fluid pumped: 23251 bbls fresh water and 313 bbls 15% HCL acid.
Total fluid used in treatment (bbls): 23564 Max pressure during treatment (psi): 8462
Total gas used in treatment (mcf): Fluid density (lbs/gal): 8.33
Type of gas: Number of staged intervals: 63
Total acid used in treatment (bbls): 313 Min frac gradient (psi/ft): 0.93
Recycled water used in treatment (bbls): Total flowback volume recovered (bbls): 8084
Produced water used in treatment (bbls): 23251 Disposition method for flowback: DISPOSAL
Total proppant used (lbs): 15119920 Green completions techniques utilized:
Reason green techniques not utilized:
Tubing Size: 2.375 Tubing Setting Depth: 7972
Tubing Packer Depth: 7957 Tubing Multiple Packer:
Open Hole Top: Open Hole Bottom:
    Initial Test Data:
Test Date: 7/29/2018 Test Method: flowing
Hours Tested: 24 Gas Type: WET
Gas Disposal: SOLD
Test Type Measure
    BBLS_H2O 542    
    BBLS_OIL 567    
    BTU_GAS 1300    
    CALC_BBLS_H2O 542    
    CALC_BBLS_OIL 567    
    CALC_GOR 1131    
    CALC_MCF_GAS 641    
    CASING_PRESS 731    
    GRAVITY_OIL 40    
    MCF_GAS 641    
    TUBING_PRESS 1357    
    Perforation Data:
    Interval Bottom: 17479 Interval Top: 8175
    # of Holes: 1933 Hole Size: 0.42