TEXAS UNIVERSITY -G-

Oil // district 10 // lease#29681

op: VIN FISHER OPERATING, INC.

cum_oil

280k BBL

cum_gas

0 MCF

wells

10

production

1993-01 — 2026-03

peak_month

1996-10

-- production_history

cum_oil: 279,574 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,158 BBL/mo

Di (annual)

55.0%

b-factor

1.5

EUR

233,855 BBL

R-squared

0.589

type

hyperbolic

-- wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
14MERCURY OPERATING, LLC16,0002018-06-04
13MERCURY OPERATING, LLC16,0002018-04-12
11MERCURY OPERATING, LLC16,0002018-04-03
12MERCURY OPERATING, LLC26,0002018-04-02
10BURLESON, LEWIS B. INC.14,7001997-09-09
9BURLESON, LEWIS B. INC.14,4001996-10-18
8BURLESON, LEWIS B. INC.14,7001996-08-06
7BURLESON, LEWIS B. INC.14,6001996-04-16
6BURLESON, LEWIS B. INC.14,7001995-11-13
5PHILLIPS OIL COMPANY14,7501984-11-30
EOF // data source: Texas Railroad Commission // 2026