<_x0034_01020767>

401020767 06 69175 PDC ENERGY INC

1775 SHERMAN STREET - STE 3000

DENVER CO 80203 Jenifer Hakkarinen 303 8605800 Jenifer Hakkarinen Reg Tech 2016-04-04T09:35:42.547-06:00 DRAFT jhakkarinen 2016-04-04T09:35:42.547-06:00 jhakkarinen Jenifer.Hakkarinen@pdce.com 0.00000 JEnifer.Hakkarinen@pdce.com jhakkarinen jhakkarinen 2016-04-04T09:39:14.313-06:00 401020767 05 123 23093 00 RICHTER 43-27 NESE 27 7N 64W 6 WELD WATTENBERG 90750 S � � � � 2016-02-19T00:00:00-07:00 Magna Magna 15.8#/gal Cl G cement 40.542470 -104.528220 2006-07-27T00:00:00-06:00 H.L. Tracy 2.2 Richter 43-27 (05-123-23093)/Plugging Procedure Producing Formation: Codell Existing Perforations: Codell 7110’-7118’ TD: 7262’ PBTD: 7167’ Surface Casing: 8 5/8" 24# @ 583' w/ 350 sks cmt. Production Casing: 4½” 10.5# @ 7235’ w/ 447 sks cmt (TOC 2444’). Retrievable Bridge Plug: Set at 6622’. Fish in Hole: 2?” production tubing stuck in hole. Top of fish at 6650’. Cannot circulate or pull tubing. Procedure: 1. MIRU pulling unit. 2. TIH with tubing. Pull retrievable bridge plug set at 6622’. Rig up wireline company. 3. TIH with CIBP. Set CIBP at 6600’. TIH with dump bailer. Spot 2 sxs of 15.8#/gal Cl G cement on top of CIBP. 4. RIH with perf gun, shoot holes @ 800’. 5. RU cementers. Mix and pump 400 sxs of 15.8#/gal Cl G cement. 6.RIH with perf gun shoot holes @ 600’ 6. Mix and pump 180 sxs of 15.8#/gal Cl G cement. Cement to surface. 7. Cut surface casing 6’ below ground level and weld on cap. false 401020767 401020767 FORM 6 SUBSEQUENT SUBMITTED 401020767.pdf 401020767 401020768 WELLBORE DIAGRAM Richter 43-27 Post Schematic.pdf 88573 401020767 401020769 CEMENT JOB SUMMARY Richter 43-27 Cement and Wireline.pdf 3577698 401020767 CODL 7110 7118 2015-10-08T00:00:00-06:00 B PLUG CEMENT TOP 6600 401020767 0 2 6600 false 401020767 1 false 401020767 2 false 401020767 3 false 401020767 4 false 401020767 5 false 401020767 6 false 401020767 7 400 800 false 401020767 8 180 600 false 401020767 9 false 401020767 10 false 401020767 11 false 401020767 12 false 401020767 13 false 401020767 14 false 401020767 15 false 401020767 16 false 401020767 1ST 7 7 8 4 1 2 10.5 7235 447 7235 2444 ACTUAL 401020767 SURF 12 1 4 8 5 8 24 583 350 583 0 ACTUAL Thread was being aborted.