MARATHON OIL EF LLC

op#525398 // since 2013-01-02

permits (all)

15

first_permit

2013-01-02

counties (all)

3

avg_depth (all)

18,206

hz_pct (all)

100%

last_active

2026-03-17

basins (all): Gulf Coast (South) // Gulf Coast (Central)
depth_range (all): 15,500 - 19,702 ft

-- permit_types (all)

FLD-XFR

15

-- permit_activity

-- county_breakdown

-- hz_vs_vertical

-- production_history

cum_oil: 402,810,154 BBL cum_gas: 1,004,946,409 MCF

-- recent_permits (10)

all permits >>
PERMITCOUNTYLEASETYPEDEPTHISSUED
ATASCOSARETZLOFF-TOM UNITFLD-XFR16,0002019-08-21
KARNESREYNOLDS GAS UNIT 1FLD-XFR19,3742014-10-17
KARNESREYNOLDS GAS UNIT 1FLD-XFR18,8282014-10-13
KARNESREYNOLDS GAS UNIT 1FLD-XFR19,5632014-10-13
KARNESREYNOLDS GAS UNIT 1FLD-XFR19,4962014-10-13
KARNESREYNOLDS GAS UNIT 1FLD-XFR19,7022014-10-13
KARNESREYNOLDS GAS UNIT 1FLD-XFR19,5672014-10-13
KARNESREYNOLDS GAS UNIT 1FLD-XFR19,5532014-10-13
KARNESREYNOLDS GAS UNIT 1FLD-XFR19,5152014-10-13
KARNESWESTON GAS UNIT 1FLD-XFR15,6542014-08-26
EOF // data source: Texas Railroad Commission // 2026