DIANNE CHAPIN 471

Oil // district 11 // lease#70607

op: WALSH PETROLEUM, INC.

fields: BRAHANEY

cum_oil

1.4M BBL

cum_gas

0 MCF

wells

7

production

2017-05 — 2026-03

peak_month

2018-09

-- production_history

cum_oil: 1,366,177 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

28,229 BBL/mo

Di (annual)

64.0%

b-factor

2.0

EUR

3,738,867 BBL

R-squared

0.583

type

hyperbolic

-- wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HSIXESS ENERGY, LLC15,4062022-06-14
6HWALSH PETROLEUM, INC.25,8002021-03-22
7HWALSH PETROLEUM, INC.25,8002021-03-18
3HWALSH PETROLEUM, INC.15,5002018-03-08
4HWALSH PETROLEUM, INC.15,5002018-03-08
2HWALSH PETROLEUM, INC.15,5002017-08-29
1HWALSH PETROLEUM, INC.15,5002016-08-11
EOF // data source: Texas Railroad Commission // 2026