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DIV. o ;t C-%y - Dist. 6 <br /> PIACENTINE #1-27 WELL <br /> WORKOVER PROGRAM N Q V 16 2001 <br /> NOVEMBER 10, 2001 <br /> � WELL INFORMATION Sacramento, Caiffornia <br /> API No: 04-077-20484 FIELD: King Island <br /> I <br /> ELEVATION: All measurements from KB (13' above GL) <br /> (KB-THF = 11 .5' ) <br /> TD: 4900' PBTD: 4715' (bridge plug) <br /> i <br /> CASING INFO: 8-5/8" 24# J-55 csg. from surface to 627 ' <br /> 5-1/2" 15 .50#, K-55 LT&C csg. from surface to <br /> 4900' cemented with 150 sx (TOC @ 41751 ) <br /> PACKER/TUBING: No packer <br /> 2-3/8" 4 .7# J-55 8rd EUE tubing to 4587 ' <br /> EXISTING PERFORATIONS : 4670' - 4678' DIL (open) <br /> BOTTOM HOLE PRESSURE DATA: + 1300 psi (current zone) <br /> _PROPOSED PERFORATIONS : Return to production in current zone with <br /> additional perforations 46781- 4682 ' DIL <br /> Note: existing perforations 46761- 4678' <br /> DIL to be re-shot <br /> i <br /> PRODUCING FORMATION: Mokelumne (current & proposed perfs) <br /> WORKOVER PROGNOSIS <br /> i <br />{ <br /> 1 . R/U Halliburton wireline and test wireline lubricator. RIH <br /> I with six (6 ) foot 1-11/16" Deep Star thru tubing perforating <br /> gun, configured @ 6 shots/ft & Tri-Phase phasing. Put gun on <br /> depth and perforate well from 46761- 4682 ' DIL. POOH and R/D <br /> Halliburton wireline. <br /> I <br /> 2 . Return well to production, initially restricting flow rate to <br /> ± 250 mcf/day. <br /> 1 <br /> I <br /> i <br />