Investor Presentaiton

Apache DIVIDING ALPINE HIGH INTO THREE SETTINGS ~56% of Alpine High acreage Northern Activity driven primarily by lease expiration Flank Over-pressured Initiated parasequence testing CULBERSON Crest ~16% of Alpine High acreage Moderately over-pressured Currently mapping parasequences ALPINE HIGH FAIRWAY 8 NORTHERN FLANK CREST NEW MEXICO JEFF DAVIS TEXAS REEVES • 0© SOUTHERN FLANK Southern Flank ~28% of Alpine High acreage Over-pressured Cooler temperature regime Currently mapping parasequences ▲ Concept Test Parasequence Oil TSI Wet Gas TSI Dry Gas WA 35

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