The URL can be used to link to this page

Home My WebLink About2025-09-17_325-565 Alaska Oil and Gas Conservation Commission 333 West 7th Avenue, Suite 100 Anchorage, Alaska 99501 September 17, 2025 RE: 10-403_Completions Sundry_Redacted To Whom It May Concern: Under cover of this letter, Great Bear Pantheon, LLC, (" GBP") is submitting an application for sundry approval to hydraulically fracture the Dubhe 1H exploration well (API # 50-223-20042-01-00) recently drilled on Lease Number ADL 391680. Some information in the application is confidential exploration well data and trade secret information that is not subject to disclosure because it is protected under AS 31.05.035(c), 20 AAC 25.537, AS 45.50.910-.940, 5 U. S. C. § 552(b)(4), (9), and other applicable law. To preserve confidentiality, GBP is including a copy of the application that has confidential information redacted. Only this redacted copy, which is marked " Redacted — For Public Disclosure") may be posted on the AOGCC' s public Internet website, as provided in 20 AAC 25.280(f). Along with the original application (containing confidential information) and a redacted copy, GBP is submitting an unredacted copy, which is marked "Confidential", for the AOGCC's internal use only. Regards, Anthony J. Beilman Great Bear Pantheon Anthony (Tony )Beilman Senior VP of Operations & Engineering 1. Type of Request: Abandon Plug Perforations Fracture Stimulate Repair Well Operations shutdown Suspend Perforate Other Stimulate Pull Tubing Change Approved Program Plug for Redrill Perforate New Pool Re-enter Susp Well Alter Casing Other: ___________________ 2. Operator Name: 4. Current Well Class: 5. Permit to Drill Number: Exploratory Development 3. Address:Stratigraphic Service 6. API Number: 7. If perforating:8. Well Name and Number: What Regulation or Conservation Order governs well spacing in this pool?N/A Dubhe-1H Yes No 9. Property Designation (Lease Number):10. Field: Exploratory 11. Total Depth MD (ft): Total Depth TVD (ft): Effective Depth MD: Effective Depth TVD: Junk (MD): Casing Collapse Structural Conductor Surface Intermediate Production Liner Packers and SSSV Type: Packers and SSSV MD (ft) and TVD (ft): 12. Attachments: Proposal Summary Wellbore schematic 13. Well Class after proposed work: Detailed Operations Program BOP Sketch Exploratory Stratigraphic Development Service 14. Estimated Date for 15. Well Status after proposed work: Commencing Operations: OIL WINJ WDSPL Suspended 16. Verbal Approval: Date: GAS WAG GSTOR SPLUG AOGCC Representative: GINJ Op Shutdown Abandoned Contact Name: Contact Email: Contact Phone: Authorized Title: Conditions of approval: Notify AOGCC so that a representative may witness Sundry Number: Plug Integrity BOP Test Mechanical Integrity Test Location Clearance Other Conditions of Approval: Post Initial Injection MIT Req'd? Yes No APPROVED BY Approved by: COMMISSIONER THE AOGCC Date: Comm. Comm. Sr Pet Eng Sr Pet Geo Sr Res Eng 9/26/2025 Perforation Depth MD (ft): MDLength Size Proposed Pools: TVD Burst STATE OF ALASKA ALASKA OIL AND GAS CONSERVATION COMMISSION APPLICATION FOR SUNDRY APPROVALS 20 AAC 25.280 ADL 391680 (Surface), ADL 391660 (BH) 225-087 3705 Arctic Blvd., Ste 2324, Anchorage, AK 99503 50-223-20042-01-00 Great Bear Pantheon, LLC AOGCC USE ONLY Tubing Grade: Tubing MD (ft):Perforation Depth TVD (ft): Subsequent Form Required: Suspension Expiration Date: Will perfs require a spacing exception due to property boundaries? Current Pools: MPSP (psi): Plugs (MD): 17. I hereby certify that the foregoing is true and the procedure approved herein will not be deviated from without prior written approval. Authorized Name and Digital Signature with Date: Tubing Size: PRESENT WELL CONDITION SUMMARY Senior VP of Operations Tony Beilman tbeilman@pantheonresources.com (214)762-0830 Tony Beilman Service No Form 10-403 Revised 06/2023 Approved application valid for 12 months from date of approval.Submit PDF to aogcc.permitting@alaska.gov Operations 5('$&7(' By Samantha Coldiron at 3:04 pm, Sep 17, 2025 SECTION (a)(1). Section 1 -Affidavit 10 AAC 25.283 (a)(l) An affidavit stating that the owners, landowners, surface owners and operators within one-half mile radius of the current or proposed well bore trajectory have been provided notice of operations in compliance with 20 AAC 25.283(a)(1) ! -+"$ %/"' !" (&&+"% "+ (+ +- + '-!(' !+1 )+(/",-!(%%(0"' ,--&'-"',.))(+-(-!.'+1+&"-))%"-"('"%.'+ (-!,-(&1$'(0% -+"'*."+1'+,+!-!(%%(0"' ,--&'-,+-+. -!+-!'-!--(%,$-!++'((0'+,%'(0'+,,.+(0'+,(+()+-(+, %(-0"-!"'('!%&"%(-!.!(+.!0%% !--(%,$!,+"/'(-"(-!,.#-))%"-"('(+.'+1+&"-,0%%, '%-+('"()1(-!(&)%-))%"-"(' ,0+'"+&-!--!(/,--&'-,+(++- - )-&+ -+"$%/"' SECTION (a)(2). WELL PLAT Great Bear PANTHEON Dubhe-1 Lateral Hole As-Built ISSUE DATE: REVISION: DATE: 11 September 2025 DRAWN BY: SHEET: Shane Stragier 1 of 1 SECTION 36, T6N, R13E UMIAT MERIDIAN S T A T E O F ALA S K A 49 TH Pierre M. Stragier NO. LS-9812 09/12/2025 DUBHE-1 LATERAL HOLE 2025 NAD27 ALASKA STATE PLANE ZONE 4 POINT NAME STATE PLANE COORDINATES LATITTUDE (DMS) LONGITUDE (DMS) Surface Well Center N: 5,790,454.08' E: 655,468.44' LAT: 69° 50′ 03.898" LON: -148° 46' 07.284" Top Producing Interval (TPI)N: 5,787,516.899' E: 650,346.95' LAT: 69° 49' 36.013" LON: -148° 48' 34.901" Bottom Hole (BHL)N: 5,785,082.390' E: 645,791.501' LAT: 69° 49' 12.931" LON: -148° 50' 46.015"SECTION 2, T5N, R13E UMIAT MERIDIAN SE C T I O N 3 , T 5 N , R 1 3 E UM I A T M E R I D I A N 0 SECTION 35, T6N, R13E UMIAT MERIDIAN SECTION 1, T5N, R13E UMIAT MERIDIAN SECTION (a)(3). Section 3 - Freshwater Aquifers 20 AAC 25.283(a)(3) There are no freshwater aquifers or underground sources of drinking water within one-half mile radius of the current or proposed wellbore trajectory. SECTION (a)(5). Section 5 - Detailed Cementing and casing information 20 AAC 25.283(a)(5) All casing is cemented in accordance with 20 AAC 25.030(b) and tested in accordance with 20 AAC 25.030 (e) when completed. This information is confidential and therefore redacted. SECTION (a)(6) Section 6 -Assessment of each casing and cementing operation to be performed to construct or repair the well 20 AAC 25.283(a)(6) This information is confidential and therefore redacted. Wellbore schematic This information is confidential and therefore redacted. SECTION (a)(7). Section 7 - Pressure test information and plans to pressure test casing and tubings installed in the well 20 AAC 25.283 (a)(7) This information is confidential and therefore redacted SECTION (a)(8). Section 8 - Pressure ratings and schematics for the Wellbore, Wellhead, BOPE and Treating head 20 AAC 25.283(a)(8) 20 AAC 25.283. Hydraulic fracturing (a) Before hydraulic fracturing, the operator must submit an Application for Sundry Approvals (Form 10-403) under 20 AAC 25.280. Unless modified or altered by pool rules established under 20 AAC 25.520, the application must include: (8) accurate pressure ratings and schematics for the wellbore, wellhead, BOPE, and treating head; This information is confidential and therefore redacted. Frac Tree Design TOP VIEW ISOMETRIC VIEW SECTION A-A DO NOT SCALESURFACE TREATMENT MATERIAL & HEAT TREAT DRAWN BY: CHECKED BY: APPROVED BY: ESTIMATED WEIGHT: INITIAL USE B/M: DATE DATE DATE SHEET REV: INVENTOR - D CA M ER O N C.ARMENTOR M. KREJCI M. KREJCI 13 May 25 13 May 25 13 May 25 9678.3 LBS 4390 KG 650682271 1 OF 2 07SD-052819-95-09 SURFACE SYSTEMSAn SLB company CONFIDENTIAL GREAT BEAR DUBHE 1 11" 10K MBS FRAC 20 X 9-5/8 X 5-1/2 X 3-1/2 A A 98.0 [2490]() 7-1/16" 10K BX-156 11" 5K RX-54 2-9/16" 5K R-27 GRADE LEVEL TOP OF CONDUCTOR 20" CASING 9-5/8" CASING 5-1/2" CASING NOTES: 1. THIS IS A PROPOSAL DRAWING AND DIMENSIONS SHOWN ARE SUBJECT TO CHANGE DURING THE FINAL DESIGN PROCESS. 2-7/8" TUBING STANDARD CONFIGURATION 2-9/16" 5K R-27 30.9 [784]() 46.6 [1184]() 70.8 [1799]() 119.6 [3039]() 162.8 [4136]() 10.0 [254]() 17.2 [438]() 36.4 [925]() 59.5 [1511]() 48.0 [1219]() 11" 5K R-54 1-13/16" 10,000 BX-151 2-9/16" 5K R-27 2-1/16" 5,000 R-24 2-1/16" 5,000 R-24 2-9/16" 5K R-27 2-9/16" 5K R-27 24.0 [610]() 46.3 [1177]()46.9 [1191]() TOP VIEW ISOMETRIC VIEW SECTION B-B DO NOT SCALESURFACE TREATMENT MATERIAL & HEAT TREAT DRAWN BY: CHECKED BY: APPROVED BY: ESTIMATED WEIGHT: INITIAL USE B/M: DATE DATE DATE SHEET REV: INVENTOR - D CA M ER O N C.ARMENTOR M. KREJCI M. KREJCI 13 May 25 13 May 25 13 May 25 9678.3 LBS 4390 KG 650682271 2 OF 2 07SD-052819-95-09 SURFACE SYSTEMSAn SLB company CONFIDENTIAL GREAT BEAR DUBHE 1 11" 10K MBS FRAC 20 X 9-5/8 X 5-1/2 X 3-1/2 B B 53.7 [1363]() 5-1/8" 10K BX-169 4-1/16" 10K BX-155 4-1/16" 10K BX-155 TYP TOP OF CONDUCTOR 20" CASING 9-5/8" CASING 5-1/2" CASING GRADE LEVEL 11" 5K RX-54 11" 5K R-54 7-1/16" 10K BX-156 GRADE LEVEL 29.5 [750]() 95.5 [2426]() 5-1/8" 10K BX-169 FRAC CONFIGURATION3-1/2" TUBING 30.9 [784]() 46.6 [1184]() 70.8 [1799]() 76.9 [1953]() 112.4 [2854]() 216.9 [5509]() 17.3 [438]() 36.4 [925]() 48.0 [1219]() 59.4 [1509]() 1-13/16" 10,000 BX-151 2-1/16" 5,000 R-24 2-1/16" 5,000 R-24 263.4 [6690]() 7-1/16" 10K BX-156 117.6 [2988]() 7-1/16" 10K BX-156 153.4 [3896]() 4" 1002 WECO TYP 9.00"-4-ACME QUICK UNION 4" 1002 WECO 3" 1502 WECO 4-1/16" 10K BX-155 5-1/8" 10K BX-169 47.8 [1213]() 6.0 [152]() 24.0 [610]() 35.5 [902]() 5.3 [133]() BOP Schematic SECTION (a)(9). Section 9 - Data for Fracturing zone and confining zones 20 AAC 25.283(a)(9) This information is confidential and therefore redacted. SECTION (a)(11). Section 11 - Location of, Orientation of and Geological Data for Faults and Fractures that may Transect the Confining Zones 20 AAC 25.283(a)(11) This information is confidential and therefore redacted. SECTION (a)(12). Section 12 - Proposed Hydraulic Fracturing Program 20 AAC 25.283(a)(12) This information is confidential and therefore redacted. 3UH-REChemical Disclosure Client: Disclosure Type: Well: Basin/Field: State: County: Well Completed: Date Prepared: Fluid Name Volume (gal)Additive Additive Description Concentration Volume 100 Mesh Proppant Varied Concentrations 4825000 lb 40/70 Mesh Proppant Varied Concentrations 5160000 lb ELEHV-6 Friction Reducer 0.92 gal / 1000 gal 9203 gal ELECCL-10 Clay Control 0.95 gal / 1000 gal 9550 gal Tolcide PS75LT Bactericide/Biocide 0.25 gal / 1000 gal 2500 gal ELENE-4 Non-Emulsifier 0.95 gal / 1000 gal 9550 gal ELEScale-2C Scale Inhibitor 0.12 gal / 1000 gal 1195 gal ELECI-4 Corrosion Inhibitor Corrosion inhibitor 0.01 gal / 1000 gal 150 gal ELEIR-4 Iron Control Iron Control 0.01 gal / 1000 gal 150 gal ELEFE-3 Surfactant 0.01 gal / 1000 gal 100 gal HCl-15 Solvent 3.73 gal / 1000 gal 37500 gal Great Bear Pantheon, LLC Pre-Job Dubhe 1H Arctic Slope Alaska North Slope NO 9/9/2025 Acid and Slickwater 10,050,000 Client: Disclosure Type: Well: Basin/Field: State: County: Well Completed: Date Prepared: Mass Fraction 88.76061% 5.46434% 5.10958% 0.06809% 0.05332% 0.04468% 0.03796% 0.03796% 0.03575% 0.02770% 0.02681% 0.02491% 0.02467% 0.02467% 0.01974% 0.00268% 0.00268% 0.00179% 0.00152% 0.00137% 0.00089% 0.00055% 0.00055% 0.00055% 0.00049% 0.00041% 0.00026% 0.00026% 0.00015% 0.00010% 0.00009% 0.00007% 0.00007% 0.00055% 0.00055% 0.00055% 100% Phosphoniv acid, [[(2-hydroxyethyl)imino]bis (methylene)]bis 2-propenoic acid, polymer with 2-methyl-2-[1-oxo-2-propenyl)amino]-1- Ethanolamine Total 5995-42-6 110224-99-2 141-43-5 141-43-5 99734-09-5 64-19-7 7647-01-0 Hydrochloric Acid Monoethanolamine Poly(oxy-1,2-ethanediyl), alpha-[tris(1-phenylethyl)phenyl]- omega - Acetic acid 67-63-0 7447-39-4 Isopropyl alcohol Cupric chloride 67-63-0 67-56-1 2-Propanol Methanol 104-55-2 4719-04-4 64-18-6 Formic acid Cinnamaldehyde Preservative 60-24-2 79-06-1 107-21-1 1338-43-8 9041-33-2 Sorbitan, monoleate Polyalkylene Oxide 2-Mercatoethanol Acrylamide (as residual) Ethylene glycol 69011-36-5 57-13-6 Poly(oxy-1,2-ethanediyl),a-tridecyl-w-hydroxy-,branched Urea 7447-40-7 Potassium Chloride 55566-30-8 7786-30-3 9004-54-0 Tetrakis (hydroxymethyl) phosphonium Sulphate Magnesium chloride Dextran 25987-30-8 64742-47-8 2-propenoic acid, polymer with 2-propenamide, sodium salt Distillates (petroleum), hydrotreated light 67-56-1 7732-18-5 7647-01-0 64742-53-6 7732-18-5 Hydrochloric Acid Distillates (petroleum), hydrotreated light naphthenic Water Methanol Water 7732-18-5 Water 14808-60-7 Crystalline Silica (Quartz) 14808-60-7 North Slope NO 9/9/2025 Great Bear Pantheon, LLC Pre-Job Dubhe 1H Arctic Slope Alaska CAS Number 7732-18-5 Chemical Name Water Crystalline Silica (Quartz) SECTION (a)(13). Section 13 - Post-Fracture Wellbore Cleanup and Fluid Recovery Plan 20 AAC 25.283 (a) (13) This information is confidential and therefore redacted.