BLACKWELL, JOE E. -A-

Oil // district 1 // lease#1112

op: PENROD OIL COMPANY OF TEXAS, INC

cum_oil

1k BBL

cum_gas

0 MCF

wells

21

production

1993-01 — 2026-03

peak_month

1994-09

-- production_history

cum_oil: 1,186 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

59 BBL/mo

Di (annual)

862.0%

b-factor

0.5

EUR

147 BBL

R-squared

0.665

type

hyperbolic

-- wells (21)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12RCALDWELL OIL & GAS CO., INC.12,3001985-04-03
6RCALDWELL OIL & GAS CO., INC.12,5001981-11-17
8RCALDWELL OIL & GAS CO., INC.12,5001981-11-17
5ECALDWELL OIL & GAS CO., INC.12,5001980-08-12
2ECALDWELL OIL & GAS CO., INC.12,5001980-03-26
3ECALDWELL OIL & GAS CO., INC.12,5001980-03-26
4ECALDWELL OIL & GAS CO., INC.12,5001980-03-26
5BCALDWELL OIL & GAS CO., INC.12,3201979-10-19
1042-055-02388--------
10A42-055-02398--------
11B42-055-30757--------
1342-055-02391--------
1A42-055-80282--------
242-055-02403--------
2A42-055-80283--------
3A42-055-80284--------
4B42-055-30755--------
642-055-02405--------
742-055-02406--------
7A42-055-02395--------
942-055-02387--------
EOF // multi-state drilling data platform // 2026