BLACKWELL, JOE E. ET AL

Oil // district 1 // lease#4462

op: PENROD OIL COMPANY OF TEXAS, INC

cum_oil

2k BBL

cum_gas

0 MCF

wells

33

production

1993-01 — 2003-08

peak_month

1994-06

-- production_history

cum_oil: 1,531 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

171 BBL/mo

Di (annual)

568.2%

b-factor

0.2

EUR

451 BBL

R-squared

0.968

type

hyperbolic

-- wells (33)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8RCALDWELL OIL & GAS CO., INC.12,3001985-04-03
29CALDWELL OIL & GAS CO., INC.11,8001983-05-31
30CALDWELL OIL & GAS CO., INC.11,8001983-05-31
31CALDWELL OIL & GAS CO., INC.11,8001983-05-31
32CALDWELL OIL & GAS CO., INC.11,8001983-05-31
33CALDWELL OIL & GAS CO., INC.11,8001983-05-31
34CALDWELL OIL & GAS CO., INC.11,8001983-05-31
25CALDWELL OIL & GAS CO., INC.11,8001983-03-08
26CALDWELL OIL & GAS CO., INC.11,8001983-03-08
27CALDWELL OIL & GAS CO., INC.11,8001983-03-08
28CALDWELL OIL & GAS CO., INC.11,8001983-03-08
24CALDWELL OIL & GAS CO., INC.22,8001980-04-16
142-055-02409--------
1042-055-81139--------
1142-055-02483--------
1242-055-02461--------
1342-055-05364--------
1442-055-02462--------
1542-055-05119--------
1642-055-05120--------
1742-055-05041--------
1842-055-05040--------
1942-055-02482--------
242-055-81131--------
2042-055-05039--------
2142-055-05067--------
2242-055-30708--------
2342-055-30709--------
342-055-81132--------
442-055-81133--------
542-055-81134--------
642-055-81135--------
742-055-81136--------
EOF // multi-state drilling data platform // 2026