<_x0034_00913244>

400913244 06 69175 PDC ENERGY INC

1775 SHERMAN STREET - STE 3000

DENVER CO 80203 Jenifer Hakkarinen 303 8605800 Jenifer Hakkarinen Regulatory TEch 2015-10-07T14:39:07.627-06:00 DRAFT jhakkarinen 2015-10-07T14:39:07.627-06:00 jhakkarinen Jenifer.Hakkarinen@pdce.com 0.00000 Jenifer.Hakkarinen@pdce.com jhakkarinen jhakkarinen 2015-10-07T14:58:48.28-06:00 400913244 Gomez, Jason 970 573-1277 05 123 23093 00 RICHTER 43-27 NESE 27 7N 64W 6 WELD WATTENBERG 90750 N PRODUCTION Y 2400 Y N � 40.542470 -104.528220 2006-07-27T00:00:00-06:00 H.L. Tracy 2.2 Richter 43-27 (05-123-23093)/Plugging Procedure (Intent) 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’). Fish in Hole: 2?” production tubing stuck in hole at 4490’. Cannot circulate or pull tubing. Proposed Procedure: 1. MIRU pulling unit. 2. Rig up wireline company. 3. TIH with tubing cutter. Cut off 2?” tubing at 4450’. Pull 2?” tubing. 4. TIH with CIBP. Set CIBP at 4400’. TIH with dump bailer. Spot 2 sxs of 15.8#/gal Cl G cement on top of CIBP. 5. TIH with casing cutter. Cut off 4½” casing at 2400’. Pull 4½” casing. 6. TIH with tubing to 2450’. RU cementers. Mix and pump 50 sxs of 15.8#/gal Cl G cement. 7. Reset tubing at 800’. Mix and pump 300 sxs of 15.8#/gal Cl G cement. Cement should circulate to surface. 8. Cut surface casing 6’ below ground level and weld on cap. jason.gomez@state.co.us false 400913244 2?” production tubing stuck in hole at 4490’. Cannot circulate or pull tubing. PDC plans to cut off 2?” tubing at 4450’ and Pull 2?” tubing. 400913244 400913299 WELLBORE DIAGRAM Richter 43-27 Schematic - Final P&A.pdf 48900 400913244 400913300 WELLBORE DIAGRAM Richter 43-27 Schematic - Actual.pdf 46073 400913244 CODL 7110 7118 400913244 0 2 4400 false 400913244 1 false 400913244 2 STUB PLUG 50 2264 2450 false 400913244 3 false 400913244 4 false 400913244 5 false 400913244 6 false 400913244 7 false 400913244 8 false 400913244 9 false 400913244 10 300 0 800 false 400913244 11 false 400913244 12 false 400913244 13 false 400913244 14 false 400913244 15 false 400913244 16 false 400913244 1ST 7 7 8 4 1 2 10.5 7235 447 7235 2444 ACTUAL 400913244 SURF 12 1 4 8 5 8 24 583 350 583 0 ACTUAL Thread was being aborted.