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 Surface Location
 API# 05-123-34369		Well Classification: GW Status: PR - 8/1/2024
Well Name/No:GRATTAN #4A-30H
(Click Well Name for Production Data)		Click Here for Transporter Gatherer Info
Operator:CRESTONE PEAK RESOURCES OPERATING LLC - 10633
(Click Operator Name for Company Detail Report)		Federal Or State Lease #:
Facility Status:PRStatus Date8/1/2024
FacilityID:425389LocationID:425380
County:WELD #123Location:SESE 30 2N64W 6
Field:WATTENBERG - #90750Elevation:4933 ft.
Planned Location:621FSL  461 FELLat/Long: 40.104020 / -104.585910Lat/Long Source: Field Measured
As Drilled Location:Footages Not AvailableLat/Long: 40.104036 / -104.585914Lat/Long Source: Field Measured
 
FracFocus
Disclosure: Sidetrack #00
Start Date: 4/16/2012
End Date: 4/16/2012
Reported: 6/14/2012
Days to report: 59
 Wellbore And Formation Details -- select either a wellbore Or formation to expand.
 

Wellbore #00             Wellbore Classification: GW             Status: PR - 8/1/2024             Measured TD: 10980 ft.    Vertical TD: 6952 ft.

 Wellbore Data for Original WellboreWellbore Classification: GW        PR - 8/1/2024
Wellbore PermitHORIZONTAL
Permit #: Expiration Date:9/14/2013
Proposed Top PZ Location:Sec:30 Twp: 2N 64W Footage: 1220 FSL  533 FEL
Bottom Hole Location:Sec:30 Twp: 2N 64W Footage: 436 FNL  848 FEL
Proposed Depth/Form:11574 ft.
Surface Mineral Owner Same:No
Mineral Owner:FEESurface Owner:FEE
Unit: Unit Number:
Formation And Spacing:Code: NBRR , Formation: NIOBRARA , Order: 407 , Unit Acreage: 320, Drill Unit: E/2
Casing:String Type: CONDUCTOR, Hole Size: 23 in., Size: 17 in., Top: 0 ft., Depth: 80 ft., Weight: 30 , Citings Type: PLANNED
Cement:Sacks: 80, Top: 0 ft., Bottom: 80 ft.
Casing:String Type: SURF, Hole Size: 12.25 in., Size: 9.625 in., Top: 0 ft., Depth: 960 ft., Weight: 40 , Citings Type: PLANNED
Cement:Sacks: 198, Top: 0 ft., Bottom: 960 ft.
Casing:String Type: 1ST, Hole Size: 8.75 in., Size: 8 in., Top: 0 ft., Depth: 7359 ft., Weight: 26 , Citings Type: PLANNED
Cement:Sacks: 899, Top: 500 ft., Bottom: 7359 ft.
Casing:String Type: 2ND, Hole Size: 6.125 in., Size: 4.5 in., Top: 0 ft., Depth: 11574 ft., Weight: 13.5 , Citings Type: PLANNED
Cement:Sacks: 373, Top: 7059 ft., Bottom: 11574 ft.
Wellbore Completed
Completion Date:3/12/2012
Spud Date:2/29/2012Spud Date Is:ACTUAL
Measured TD:10980 ft.Measured PB depth:10902 ft.
True Vertical TD:6952 ft.True Vertical PB depth:6955 ft.
Top PZ Location:Sec:30 Twp: 2N 64WFootage: 1220 FSL  533 FEL
Bottom Hole Location:Sec:30 Twp: 2N 64WFootage: 436 N  848 E
Log Types:
Casing:String Type: SURF, Hole Size: 12.25 in., Size: 9.625 in., Top: 0 ft., Depth: 1023 ft., Weight: 40 , Citings Type: ACTUAL
Cement:Sacks: 275, Top: 0 ft., Bottom: 1023 ft., Determination Method: VISU
Casing:String Type: 1ST, Hole Size: 8.75 in., Size: 7 in., Top: 0 ft., Depth: 7375 ft., Weight: 26 , Citings Type: ACTUAL
Cement:Sacks: 630, Top: 0 ft., Bottom: 7375 ft., Determination Method: VISU
Casing:String Type: 2ND, Hole Size: 6.125 in., Size: 4.5 in., Top: 0 ft., Depth: 10980 ft., Weight: 11.6 , Citings Type: ACTUAL
Cement:Sacks: 300, Top: 5842 ft., Bottom: 10980 ft., Determination Method: CALC
FormationInterval TopLog BottomCoredDSTs
NIOBRARA6841 ft.

Formation NBRR                     Formation Classification:  GW                     Status:  PR - 8/1/2024                  Interval Top: 7637 ft.    Interval Bottom: 10865 ft.

 Completed Information for Formation NIOBRARA
1st Production Date:5/1/2012Choke Size: 
Formation Name:NIOBRARACommingled:No
Production Method:
Open Hole Completion:
Formation Treatment
Treatment Date:4/16/2012
Treatment Summary:Grattan 4A-30H Totals: 14 Stages: 61,951 BBLS Total Fluid - 244,453# 40/70, 3,177,542# 30/50, 156,323# 20/40 3,578,318# Total Sand. FRAC STG 1 WITH 24 BBLS 15% HCL, 1392 BBLS SW, 2746 BBLS SILVERSTIM 28# X/L GEL, 4327 BBLS TOTAL FLUID. STAGE 1 PUMPDOWN 165 BBLS (INCLUDED IN TOTAL FLUID). PLACED 17,682# 40/70, 218,463# 30/50, 13,002# 20/40, 249,146# TOTAL SAND. SET CFP 1 AT 10,671. Frac stage 2 with 24 bbls 15% HCL, 1361 Bbls slick water, 2748 bbls Silver Stim 28# XL.place 17,394# 40/70, 220,897# 30/50, and 13,012# 20/40 sand, (251,302# total). Set CFP 10,425. Frac stage 3 with 24 bbls 15% HCL, 1356 bbls. slickwater, 2743 bbls. Silver Stim 28# XL. Placed 17,390# 40/70, 220,969# 30/50, and 13,028# 20/40 sand.(251,387# total). Set CFP @10,174'. FRAC STG 4 WITH 24 BBLS 15% HCL, 1361 BBLS SW, 2729 BBLS SILVERSTIM 28# X/L GEL, 4237 BBLS TOTAL FLUID. STAGE 4 PUMPDOWN 123 BBLS (INCLUDED IN TOTAL FLUID). PLACED 17,234# 40/70, 220,001# 30/50, 13,099# 20/40, 250,334# TOTAL SAND. SET CFP 4 AT 9,918'. FRAC STG 5 WITH 24 BBLS 15% HCL, 1396 BBLS SW, 2951 BBLS SILVERSTIM 28# X/L GEL, 4476 BBLS TOTAL FLUID. STAGE 5 PUMPDOWN 104 BBLS (INCLUDED IN TOTAL FLUID). PLACED 4,512# 40/70, 170,995# 30/50, NO# 20/40, 175,506# TOTAL SAND. SET CFP 5 AT 9,681'. frac stage 6 with 24 bbls 15% HCL, 1347 bbls SW, 2700 bbls Silver Stim 28# XL placing 17,382# 40/70, and 220,728# 30/50 sand. (238,110# total sand). Set stage 7 CFP @ 9428'. Frac stage 7 with 24 Bbls 15% HCL, 1349 bbls SW, 2729 Bbls Silver Stim XL and 17,390# 40/70, 220,708# 30/50, and 13,021# 20/40 sand.(251,119# total sand). Set stage 8 CFP @ 9175'. Frac stage 8 with 24 bbls 15% HCL, 1337 bbls SW, 2740 BBls Silver Stim placing 17,353# 40/70, 222,158# 30/50, and 13,003# 20/40 sand (total sand 252,514#). SET CFP 8 AT 8925'. FRAC STG 9 WITH 24 BBLS 15% HCL, 1380 BBLS SW, 2735 BBLS SILVERSTIM 28# X/L GEL, 4221 BBLS TOTAL FLUID. STAGE 9 PUMPDOWN 82 BBLS (INCLUDED IN TOTAL FLUID). PLACED 17,316# 40/70, 220,575# 30/50, 12,641# 20/40, 250,531# TOTAL SAND. SET CFP 9 AT 8676'. FRAC STG 10 WITH 24 BBLS 15% HCL, 1390 BBLS SW, 3371 BBLS SILVERSTIM 28# X/L GEL, 4848 BBLS TOTAL FLUID. STAGE 10 PUMPDOWN 63 BBLS (INCLUDED IN TOTAL FLUID). PLACED 17,754# 40/70, 228,941# 30/50, 13,109# 20/40, 259,803# TOTAL SAND. SET CFP 10 AT 8423'. Frac stage 11 with 24 bbls acid, 1334 bbls. SW, and 2722Bbls Silver Stim, placing 17,355# 40/70, 220,0499# 30/50, and 13,056# 20/40 sand. (total sand 250,910#) Set CFP @ 8177'. Frac stage 12 with 1582 Bbls SW, 3217 bbls. 28# Silver Stim, placing 20,786# 40/70 sand, 264,412# 30/50 sand, and 15,664# 20/40 sand. (total sand 300,862#). Set CFP @ 7887', Frac stage 13 with 1546 bbls SW, 3316 Bbls Silver Stim, placing 23,679# 40/70, 263,735# 30/50, and 15,397# 20/40 sand. (total sand 302,811#). Set CFP @ 7596' .FRAC STG 14 WITH 24 BBLS 15% HCL, 1555 BBLS SW, 3238 BBLS SILVERSTIM 28# X/L GEL, 4817 BBLS TOTAL FLUID. PLACED 21,230# 40/70, 264,464# 30/50, 8289# 20/40, 293,983# TOTAL SAND. Set CBP @ 6390'. Drilled out CBP @ 6390'. CFP @ 7596', 7887', 8177', 8423', 8626',8925', 9175'. 04-24-12. Drilled out CFP @ 9428', 9681', 9918', 10174', 10425', 10621'. 04-25-12
Tubing Size:2.375 in.Tubing Setting Depth:7122 ft.
Tubing Packer Depth:Tubing Multiple Packer:
Open Hole Top:Open Hole Bottom:
Initial Test Data:
Test Date:5/1/2012Test Method:FLOWING
Hours Tested:24Gas Type:DRY
Gas Disposal:SOLD
Test TypeMeasure
BBLS_H2O 632
BBLS_OIL 257
BTU_GAS 1372
CALC_BBLS_H2O 632
CALC_BBLS_OIL 257
CASING_PRESS 1450
GRAVITY_OIL 43
TUBING_PRESS 1050
Perforation Data:
Interval Top:7637 ft.# Of Holes:730
Interval Bottom:10865 ft.Hole Size:0.38 in.
Primary Well Designation:
None      i
            All DesignationsDate
Reported PluggedN 
Out Of Service RepurposedN 
Out Of ServiceN 
Inactive ExceptionN 
Noticed InactiveN 
Defined InactiveN 
Low ProducingN 

BOE/MCFE/GOR Calculations
Production for Previous 12 Months
December 2023 - November 2024i
Total Oil Produced (Barrels)1417
Total Gas Produced (MCF)4050
GOR2858
GOR DeterminationBOE
Average BOE per Day5.825
Average MCFE per Day33.790

 Federal Financial Assurance  i 

 Tribal Well  i No