FISHER -8-

Oil // district 10 // lease#25459

op: VIN FISHER OPERATING, INC.

cum_oil

106k BBL

cum_gas

0 MCF

wells

6

production

1993-01 — 2026-03

peak_month

2014-10

-- production_history

cum_oil: 106,100 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

638 BBL/mo

Di (annual)

20.6%

b-factor

0.1

EUR

41,225 BBL

R-squared

0.728

type

hyperbolic

-- wells (6)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4RRING ENERGY, INC.15,1002014-06-19
3XRING ENERGY, INC.26,7502014-03-08
4WALKER, CHAS. L.14,9501980-12-31
3WALKER, CHAS. L.14,7501980-06-11
2WALKER, CHAS. L.14,8001980-03-12
1WALKER, CHAS. L.14,7601979-04-26
EOF // multi-state drilling data platform // 2026