DIANNE CHAPIN 471

Oil · District 8A · Lease #70607

Operator: WALSH PETROLEUM, INC.

Fields: BRAHANEY

Cum Oil

1.4M BBL

Cum Gas

5.2M MCF

casinghead

Wells

7

Production

2017-05 — 2026-04

Peak Month

2022-10

Production History

Cum Oil: 1,392,966 BBL Cum Gas: 5,186,303 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

33,621 BBL/mo

Di (annual)

86.4%

b-factor

1.8

EUR

3,480,475 BBL

R-squared

0.611

type

hyperbolic

Operator History (from monthly production reports)

2022-04 — 2026-07 SIXESS ENERGY, LLC 52 mo
2017-05 — 2022-03 WALSH PETROLEUM, INC. 59 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5HSIXESS ENERGY, LLC15,4062022-06-14
6HSIXESS ENERGY, LLC25,8002021-03-22
7HSIXESS ENERGY, LLC25,8002021-03-18
3HSIXESS ENERGY, LLC15,5002018-03-08
4HSIXESS ENERGY, LLC15,5002018-03-08
2HSIXESS ENERGY, LLC15,5002017-08-29
1HSIXESS ENERGY, LLC15,5002016-08-11