<_x0034_00929294>

400929294 06 100185 ENCANA OIL & GAS (USA) INC

370 17TH ST STE 1700

DENVER CO 80202-5632 Tyler Barela 303 7743946 Rosalie Thim Regulatory Analyst 2015-11-02T15:58:48.25-07:00 DRAFT thimr 2015-11-02T15:58:48.25-07:00 thimr rosalie.thim@encana.com 0.00000 tyler.barela@encana.com thimr thimr 2015-11-09T12:48:43.877-07:00 400929294 Montoya, John 970 397-4124 05 123 21042 00 GITTLEIN 12-4J SENW 4 1N 65W 6 WELD WATTENBERG 90750 N PRODUCTION N � � � 40.083266 -104.672323 2009-05-30T00:00:00-06:00 PLinderholm 1.5 Objective: Pull tubing and lay down. Set CIBP above Dakota. Set CIBP above J Sand. Set balance plug covering Niobrara. Squeeze cement over Sussex/Shannon. Set balance plug covering Sussex. Set CIBP below surface casing shoe and cement to surface. Procedure: 1. Submit electronic Form 42 to COGGC 48 hours prior to MIRU. 2. Submit form for Ground Disturbance Permit. 3. Notify Automation and Production Department. 4. RU Slick line, pull bumper string and plunger and run Gyro to EOT @ 7912’. 5. RU flowback and bleed off pressure and flare if needed. 6. Hold a pre-job safety meeting. Discuss all aspects of the procedure with any involved personnel. Identify and address any safety concerns before the job begins. 7. MIRU pulling unit. Kill well with produced water. 8. ND wellhead, NU BOP. 9. Un-land Tubing. RIH and Tag. 10. POOH with tubing. 11. RU E-line. 12. RIH and set CIBP #1 @ 8050’ (76’ above top Dakota perforation). Ensure that CIBP is set in the middle of the joint of casing and pressure test plug to 500 psi. 13. RIH and dump bail 4 sxs of Class G Neat cement on top of CIBP (50’ of cement). 14. RIH with tubing and set CIBP #2 @ 7860’. Pressure test plug to 500 psi. 15. Pump against CIBP with 4 sxs cement. 16. Pull up hole with tubing to 7350’. 17. Pump balanced plug with 35 sxs Class G Cement from ~6900’-7350’. 18. Reverse circulate to clear tubing. POOH with tubing. 19. RIH and shoot squeeze holes @ 5580’. Run injection test. If unable to establish injection, call Production Engineer @ 719-859-4942. 20. RIH with wireline and set CICR @ 5530’. 21. RIH with tubing. Check circulation through stinger and sting into CICR. 22. Attempt to establish injection. If unable to establish injection, call Production Engineer @ 719-859-4942 for path forward. 23. Pump 300 sxs of Class G cement. Sting out. Reverse circulate to clear tubing. 24. POOH with tubing. 25. Ensure hole is full. Run conventional CBL from CICR to 4000’. Call Production Engineer after CBL @ 719-859-4942 to confirm top provides adequate cement coverage. 26. RIH with tubing to 4450’. 27. Pump balanced plug with 20 sxs class G cement from ~4250’-4450’. 28. POOH with tubing. Reverse circulate to clear tubing and lay down. 29. RIH with wireline and set CIBP #3 @ 1050’. Pressure test plug to 500 psi. 30. Shoot squeeze holes @ 1040’. 31. Circulate class G cement to surface (total volume is ~320 sxs). Shut-in, WOC 4 hours and tag plug. 32. Top off both casing and annulus if necessary. 33. ND BOP, RDMO pulling unit. 34. Cut off casing 4’ below ground level. 35. Weld on metal plate and dry hole marker. 36. Notify Integrity Department to properly abandon flowlines as per Rule 1103. File electronic Form 42 once abandonment is complete. 37. Restore surface location. 38. Ensure all cement tickets are mailed or emailed to the Denver office for subsequent reporting. john.montoya@state.co.us false 400929294 400929294 FORM 6 INTENT SUBMITTED 400929294.pdf 400929294 400929302 PROPOSED PLUGGING PROCEDURE Gittlein 12-4 P&A Procedure 2015 10 27 DRAFT.pdf 36745 400929294 400929303 WELLBORE DIAGRAM Gittlein 12-4 WBD 2015 10 27 DRAFT.pdf 344425 400929294 DKTA 8126 8170 2015-11-16T00:00:00-07:00 B PLUG CEMENT TOP 8050 400929294 JSND 7930 7974 2015-11-16T00:00:00-07:00 B PLUG CEMENT TOP 7860 400929294 0 4 8050 false 400929294 1 4 7860 false 400929294 2 CASING 35 7350 6900 false 400929294 3 CASING 20 4450 4250 false 400929294 4 false 400929294 5 false 400929294 6 false 400929294 7 300 5580 false 5530 400929294 8 0 1040 false 400929294 9 false 400929294 10 false 400929294 11 false 400929294 12 false 400929294 13 false 400929294 14 320 1050 false 400929294 15 false 400929294 16 false 400929294 1ST 7 7 8 4 1 2 11.6 8241 240 8241 6880 CBL ACTUAL 400929294 SURF 12 1 4 8 5 8 24 1025 420 1024 0 CALC ACTUAL Thread was being aborted.