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NOTE Additional Information regarding Hole HW-8112 <br /> Monitor hole was drilled to a 9-7/8" diameter from 80'-2285' TD. <br /> Prior to running the 7-5/8" surface casing the hole was conditioned with a balanced cement plug. That plug was subsequently <br /> drilled out and the surface casing was run and cemented. <br /> BALANCED CEMENT PLUGS#1 <br /> Plug #1: <br /> Mix and Pump Spacer(40 bbls water) <br /> Pumped (43 bbls, 1.64 cu ft/sx) 146 sx slurry mixed @ 14.2 ppg, TOC 805' — 1000' +/- <br /> CEMENT TYPE % ADDITIVES: Class G cement+ 10.0% D053 BWOB + 0.20% D046 BWOB + 0.25 lb/sx D029 <br /> WBWOB + 2.0 lb/sx D095 WBWOB at 14.2 ppg. <br /> Drill out cement plug with 9-7/8" bit, continue drilling to 2285' TD. <br /> Ream & Under ream hole 12-1/4" bit 2138'-2285' TD <br /> Run 7.625" Casing from 0' —2128' <br /> Pump Spacer(40 bbls, MudPush II, 8.34 ppg, 3.0 BPM) ppg <br /> Cement Casing with: <br /> LEAD: Litecrete Cement: pumped 112 bbls (248 sx 45 lb/sx D907 + 9 lb/sx D154 + 47 lb/sx D124 <br /> + 0.5% BWOB D065 Dispersant+ 0.2% BWOW, D046 Antifoam + 0.2% BWOW, D167 Fluid loss <br /> + 0.25 ob/sx pumped at 3 BPM, 9.74 ppg <br /> TAIL: Class G Design cement: pumped 23 bbls (82 sx), 94 lb/sx D907 + 0.2% D046, BWOB antifoam <br /> + 0.15% BSOB, 0013 Retarder+ 0.3% D065 dispersant+ 30.0% BWOB, D066 Silica 3.0 BPM 15.8 ppg <br /> Good Returns throughout job <br /> Drill out w/6-1/2" bit 2081' to 2127' <br /> Wash out mud 2127'-2285' TD <br /> Run 4.5"-27.96#/ft. Stainless Steel (SS) canister from 2130'-2265' <br /> Run 4.5"-11.6#/ft J-55 casing from 0'-2130' <br /> Placed swellable packer 2058'-2073' <br />