HAIRRELL, GLADYS -C-

Oil · District 01 · Lease #5946

Operator: TEXAS SECONDARY OIL CORPORATION

Fields: TAYLOR-INA

Cum Oil

3k BBL

Cum Gas

21 MCF

casinghead

Wells

4

Production

1993-01 — 2025-11

Peak Month

1993-06

Production History

Cum Oil: 3,072 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

17 BBL/mo

Di (annual)

9.0%

b-factor

0.0

EUR

2,160 BBL

R-squared

0.311

type

exponential

Operator History (from monthly production reports)

1994-12 — 2026-07 TEXAS SECONDARY OIL CORPORATION 380 mo
1993-01 — 1994-11 HARMONY DRILLING COMPANY, INC. 23 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6TEXAS SECONDARY OIL CORPORATION11,0001981-01-14
4TEXAS SECONDARY OIL CORPORATION19501980-12-31
2TEXAS SECONDARY OIL CORPORATION19501979-08-30
1TEXAS SECONDARY OIL CORPORATION19501978-09-07