ESTES, E. W.

Oil // district 10 // lease#11619

op: WHITING OIL AND GAS CORPORATION

cum_oil

247k BBL

cum_gas

0 MCF

wells

21

production

1993-01 — 2026-03

peak_month

2019-01

-- production_history

cum_oil: 247,397 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,356 BBL/mo

Di (annual)

69.0%

b-factor

0.3

EUR

107,879 BBL

R-squared

0.551

type

hyperbolic

-- wells (21)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2011FOUR CORNERS PETROLEUM II, LLC112,0002019-01-07
2000FOUR CORNERS PETROLEUM II, LLC211,1502018-06-29
2002FOUR CORNERS PETROLEUM II, LLC111,0002018-06-29
245GULF OIL CORP.29,6002018-06-08
245WGULF OIL CORP.29,6002018-06-08
247WHITING OIL AND GAS CORPORATION49,6002018-06-08
239FOUR CORNERS PETROLEUM II, LLC19,3002018-06-07
2007FOUR CORNERS PETROLEUM II, LLC110,0002018-05-25
237WHITING OIL AND GAS CORPORATION59,5002010-09-10
237RWHITING OIL AND GAS CORPORATION59,5002010-09-10
238WHITING OIL AND GAS CORPORATION39,5002010-09-10
238RWHITING OIL AND GAS CORPORATION39,5002010-09-10
248WWHITING OIL AND GAS CORPORATION79,6002010-09-10
252WHITING OIL AND GAS CORPORATION59,6002010-09-10
251GULF OIL CORP.29,6001990-05-24
246GULF OIL CORP.39,6001984-12-06
250GULF OIL CORP.19,6001981-08-10
250PGULF OIL CORP.19,6001981-08-10
24042-475-30485--------
24242-475-30507--------
242W42-475-30507--------
EOF // multi-state drilling data platform // 2026