ELLISON, WALTER -D-

Oil // district 1 // lease#2318

op: PENROD OIL COMPANY OF TEXAS, INC

cum_oil

2k BBL

cum_gas

0 MCF

wells

19

production

1993-01 — 2026-03

peak_month

1993-10

-- production_history

cum_oil: 2,234 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

112 BBL/mo

Di (annual)

192.2%

b-factor

0.0

EUR

695 BBL

R-squared

0.567

type

exponential

-- wells (19)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
21 DTRISTAR EXPLORATION, INC13,5002007-11-12
22 DTRISTAR EXPLORATION, INC13,5002007-11-05
23 DTRISTAR EXPLORATION, INC13,5002007-11-01
28 DTRISTAR EXPLORATION, INC13,5002007-10-05
1042-055-01663--------
1142-055-01665--------
1442-055-01521--------
1A42-055-01650--------
242-055-01648--------
20 D42-055-30324--------
24 D42-055-30328--------
25 D42-055-30329--------
26 D42-055-30330--------
27 D42-055-30331--------
29 D42-055-30333--------
2A42-055-01651--------
3A42-055-01652--------
8D42-055-01518--------
9D42-055-01519--------
EOF // multi-state drilling data platform // 2026