ROBTANN "D"

Oil · District 7B · Lease #28610

Operator: WALTER EXPLORATION INC.

Cum Oil

5k BBL

Cum Gas

3k MCF

casinghead

Wells

1

Production

1999-05 — 2004-12

Peak Month

1999-06

Production History

Cum Oil: 4,822 BBL Cum Gas: 3,400 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

359 BBL/mo

Di (annual)

171.2%

b-factor

0.5

EUR

4,769 BBL

R-squared

0.734

type

hyperbolic

Operator History (from monthly production reports)

2019-04 — 2026-07 SCOUT ENERGY MANAGEMENT LLC 88 mo
2016-08 — 2019-03 MID-CON ENERGY OPERATING, LLC 32 mo
2001-10 — 2016-07 WALTER EXPLORATION COMPANY 178 mo
1999-05 — 2001-09 WALTER EXPLORATION INC. 29 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WALTER EXPLORATION INC.29,0001999-03-09