O'BRIEN, G. W. ETAL

Oil // district 10 // lease#26670

op: WHITING OIL AND GAS CORPORATION

cum_oil

3.0M BBL

cum_gas

0 MCF

wells

40

production

1993-01 — 2026-03

peak_month

2019-10

-- production_history

cum_oil: 2,967,153 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

53,140 BBL/mo

Di (annual)

61.5%

b-factor

2.0

EUR

7,161,312 BBL

R-squared

0.782

type

hyperbolic

-- wells (40)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2010FOUR CORNERS PETROLEUM II, LLC112,0002019-03-01
2011FOUR CORNERS PETROLEUM II, LLC112,0002019-03-01
2054FOUR CORNERS PETROLEUM II, LLC212,0002019-03-01
2008FOUR CORNERS PETROLEUM II, LLC312,0002018-12-07
2009FOUR CORNERS PETROLEUM II, LLC112,0002018-12-07
2048FOUR CORNERS PETROLEUM II, LLC112,0002018-12-07
2037FOUR CORNERS PETROLEUM II, LLC112,0002018-11-09
2044FOUR CORNERS PETROLEUM II, LLC112,0002018-11-09
2019FOUR CORNERS PETROLEUM II, LLC111,5002018-08-30
2036FOUR CORNERS PETROLEUM II, LLC111,5002018-08-30
2034FOUR CORNERS PETROLEUM II, LLC111,5002018-08-13
2035FOUR CORNERS PETROLEUM II, LLC111,5002018-08-13
2039FOUR CORNERS PETROLEUM II, LLC111,5002018-08-13
2043FOUR CORNERS PETROLEUM II, LLC111,5002018-07-26
2038FOUR CORNERS PETROLEUM II, LLC111,5002018-06-29
2013FOUR CORNERS PETROLEUM II, LLC111,5002018-06-28
2014FOUR CORNERS PETROLEUM II, LLC111,0002018-06-14
2017FOUR CORNERS PETROLEUM II, LLC212,0002018-03-28
2021RFOUR CORNERS PETROLEUM II, LLC112,0002018-03-27
2020FOUR CORNERS PETROLEUM II, LLC112,0002018-03-15
2029FOUR CORNERS PETROLEUM II, LLC112,0002018-02-28
2025FOUR CORNERS PETROLEUM II, LLC112,0002018-02-22
2023FOUR CORNERS PETROLEUM II, LLC212,0002018-02-21
2024FOUR CORNERS PETROLEUM II, LLC112,0002018-02-12
2026FOUR CORNERS PETROLEUM II, LLC212,0002018-01-30
2027FOUR CORNERS PETROLEUM II, LLC212,0002018-01-30
2018FOUR CORNERS PETROLEUM II, LLC112,0002017-12-01
2021FOUR CORNERS PETROLEUM II, LLC112,0002017-12-01
2022FOUR CORNERS PETROLEUM II, LLC112,0002017-11-15
2002FOUR CORNERS PETROLEUM II, LLC111,1502017-03-31
2007FOUR CORNERS PETROLEUM II, LLC211,5002017-03-31
2000FOUR CORNERS PETROLEUM II, LLC111,1502017-03-28
2001FOUR CORNERS PETROLEUM II, LLC211,1502017-03-28
1218WHITING OIL AND GAS CORPORATION515,8502013-06-14
1519WHITING OIL AND GAS CORPORATION29,7002012-05-01
1226WHITING OIL AND GAS CORPORATION412,5762011-06-30
1600WHITING OIL AND GAS CORPORATION212,0002005-03-02
1227GULF OIL CORP.29,3001999-04-08
1223GULF OIL CORP.19,3001981-07-09
1220GULF OIL CORP.19,6001981-06-09
EOF // multi-state drilling data platform // 2026