COGIS - WELL Information

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Surface Location Data for API # 05-123-44238                               Status: PR         3/27/2018
Well Name/No: Wells Ranch #AF07-625 (click well name for production)
Operator: NOBLE ENERGY INC - 100322
Status Date: 3/27/2018 Federal or State Lease #:
FacilityID: 449283 LocationID: 449296
County: WELD #123 Location: SESE  8 5N62W 6 PM
Field: WATTENBERG  - #90750 Elevation: 4,714 ft.
Planned Location       1237 FSL  175 FEL Lat/Long: 40.41025/-104.3383 Lat/Long Source: Field Measured
As Drilled Location      Footages Not Available Lat/Long: 40.410252/-104.338306 Lat/Long Source: Field Measured

Chemical Disclosure Registry
Job Date:         1/9/2018
Job End Date:  1/23/2018
Reported:   6/26/2018 Days to report:  154
Wellbore Data for Sidetrack #00                                                    Status: PR         3/27/2018
Spud Date: 8/2/2017 Spud Date is: ACTUAL
Wellbore Permit   HORIZONTAL
Permit #: Expiration Date: 2/16/2019 2:02:43 PM
Prop Depth/Form: 15932 Surface Mineral Owner Same:
Mineral Owner: FEE Surface Owner: FEE
Unit: Unit Number:
Formation and Spacing: Code: NBRR , Formation: NIOBRARA , Order: , Unit Acreage: 646, Drill Unit: GWA
Casing: String Type: CONDUCTOR , Hole Size: 26, Size: 16, Top: 0, Depth: 80, Weight: 40
Cement: Sacks: 6, Top: 0, Bottom: 80, Method Grade:
Casing: String Type: SURF , Hole Size: 13.5, Size: 9.625, Top: 0, Depth: 1850, Weight: 36
Cement: Sacks: 658, Top: 0, Bottom: 1850, Method Grade:
Casing: String Type: 1ST , Hole Size: 8.5, Size: 5.5, Top: 0, Depth: 15932, Weight: 20
Cement: Sacks: 2049, Top: , Bottom: , Method Grade:
Wellbore Completed
Completion Date: 8/7/2017
Measured TD: 15990 Measured PB depth: 15922
True Vertical TD: 6487 True Vertical PB depth: 6487
Top PZ Location:           Sec: 8 Twp: 5N 62W Footage: 963 FSL  474 FEL Depth
Bottom Hole Location:   Sec: 7 Twp: 5N 62W Footages: 1010 FSL  535 FWL Depth
Log Types: CBL, MWD/LWD, (DIL in API 123-44251)
Casing: String Type: CONDUCTOR , Hole Size: 26, Size: 16, Top: 0, Depth: 110, Weight: 42.09
Cement: Sacks: 64, Top: 0, Bottom: 110, Method Grade: VISU
Casing: String Type: SURF , Hole Size: 13.5, Size: 9.625, Top: 0, Depth: 1934, Weight: 36
Cement: Sacks: 680, Top: 0, Bottom: 1934, Method Grade: VISU
Casing: String Type: 1ST , Hole Size: 8.5, Size: 5.5, Top: 0, Depth: 15967, Weight: 20
Cement: Sacks: 1728, Top: 1348, Bottom: 15967, Method Grade: CBL
Formation Log Top Log Bottom Cored DSTs
PIERRE 400
PARKMAN 3391
SUSSEX 4162
SHANNON 4847
TEEPEE BUTTES 5776
NIOBRARA 6411
Completed information for formation N-COM                                     Status: PR         3/1/2018
1st Production Date: 8/1/2017 Choke Size:
Status Date: 3/1/2018 Open Hole Completion:
Commingled: Production Method:
Formation Name: NOT COMPLETED Status: PR
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         3/27/2018
1st Production Date: 3/18/2018 Choke Size:
Status Date: 3/27/2018 Open Hole Completion: N
Commingled: N Production Method:
Formation Name: NIOBRARA Status: PR
Formation Treatment Treatment Type: FRACTURE STIMULATION
Treatment Date: 1/9/2018 Treatment End Date: 1/23/2018
Treatment summary: Frac'd with 559195 bbls Fluid, 763 bbls 28% HCL, and 17570003 LBS 40/70 Ottawa sand
Total fluid used in treatment (bbls): 559958 Max pressure during treatment (psi): 7915
Total gas used in treatment (mcf): Fluid density (lbs/gal): 8.46
Type of gas: Number of staged intervals: 312
Total acid used in treatment (bbls): 763 Min frac gradient (psi/ft): 0.75
Recycled water used in treatment (bbls): Total flowback volume recovered (bbls): 5848
Produced water used in treatment (bbls): 559195 Disposition method for flowback: DISPOSAL
Total proppant used (lbs): 17570003 Green completions techniques utilized: True
Reason green techniques not utilized:
Tubing Size: 2.375 Tubing Setting Depth: 6405
Tubing Packer Depth: 6410 Tubing Multiple Packer:
Open Hole Top: Open Hole Bottom:
    Initial Test Data:
Test Date: 3/27/2018 Test Method: FLOWING
Hours Tested: 24 Gas Type: WET
Gas Disposal: SOLD
Test Type Measure
    BBLS_H2O 1119    
    BBLS_OIL 302    
    BTU_GAS 1385    
    CALC_BBLS_H2O 1119    
    CALC_BBLS_OIL 302    
    CALC_GOR 695    
    CALC_MCF_GAS 210    
    CASING_PRESS 7    
    GRAVITY_OIL 52    
    MCF_GAS 210    
    TUBING_PRESS 1255    
    Perforation Data:
    Interval Bottom: 15843 Interval Top: 6499
    # of Holes: 1248 Hole Size: 0.48