CORNERSTONE OIL TRUST

op#179254 // since 2003-05-15// P-5: active

8745 GRISSOM ROAD STE 263, SAN ANTONIO
KNAPPICK, WALTER WAYNE— TRUSTEE

spud_rate

100%

2 of 2 (6mo+)

median_spud_days

18

p25-p75: 17-18d

cancel_rate

0%

0 cancelled

expired_undrilled

0

avg_permits/yr

2

trajectory: inactive active_years: 1 horizontal: 100% top_county: SHELBY

permits (all)

2

first_permit

2003-05-15

counties (all)

1

avg_depth (all)

5,600

hz_pct (all)

100%

last_active

2003-06-13

basins (all): East Texas
depth_range (all): 5,600 - 5,600 ft

DRILL

2

-- production_history (reported under this operator#)

This operator has no current wells in the RRC scheduling system. Production shown is from leases where this operator number filed reports.

-- permit_history (all operated wells)

SOURCEPERMITAPITYPELEASECOUNTYISSUEDFROM/TO
filed53310341930861DRILLKRAEMERSHELBY2003-06-13
divested53310341930861DRILLKRAEMERSHELBY2003-06-13to: RICHMAN PETROLEUM CORP.
filed53196041930856DRILLPOLLEY, O. H.SHELBY2003-05-15
divested53196041930856DRILLPOLLEY, O. H.SHELBY2003-05-15to: PRINCESS THREE OPERATING LLC

-- permit_activity

EOF // multi-state drilling data platform // 2026