BADE -B-

Oil // district 10 // lease#4665

op: XOG OPERATING LLC

cum_oil

62k BBL

cum_gas

0 MCF

wells

14

production

1993-01 — 2026-03

peak_month

1995-05

-- production_history

cum_oil: 61,662 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

794 BBL/mo

Di (annual)

19.4%

b-factor

0.0

EUR

49,097 BBL

R-squared

0.884

type

exponential

-- wells (14)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11HRUBETZ OPERATING COMPANY22,7001985-07-11
9BHRUBETZ OIL COMPANY11,5161985-04-11
4QHRUBETZ OIL COMPANY21,6501982-09-24
13QHRUBETZ OIL COMPANY11,6501982-09-17
8QHRUBETZ OIL COMPANY11,6501982-09-10
5QHRUBETZ OIL COMPANY11,6501982-09-09
9QHRUBETZ OIL COMPANY11,6501982-09-09
12QHRUBETZ OIL COMPANY11,6501982-09-07
14QHRUBETZ OIL COMPANY11,6501982-09-07
7QHRUBETZ OIL COMPANY11,6501982-09-07
1042-431-30175--------
242-431-00369--------
342-431-00058--------
442-431-00059--------
EOF // data source: Texas Railroad Commission // 2026