ROBERTSON H.L. "D"

Oil · District 7B · Lease #17083

Operator: WINGROVE WELL SERVICE, INC.

Cum Oil

15k BBL

Cum Gas

24 MCF

casinghead

Wells

2

Production

1993-01 — 2023-02

Peak Month

1999-11

Production History

Cum Oil: 14,692 BBL Cum Gas: 24 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

155 BBL/mo

Di (annual)

15.4%

b-factor

0.0

EUR

12,006 BBL

R-squared

0.446

type

exponential

Operator History (from monthly production reports)

2023-12 — 2026-07 WINGROVE OPERATING, LLC 32 mo
2002-10 — 2023-11 WINGROVE WELL SERVICE, INC. 254 mo
1998-10 — 2002-09 RO-JO, INC. 48 mo
1993-01 — 1998-09 GLAHN RESOURCES, INC. 69 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3WINGROVE OPERATING LLC12,4751982-08-19
2WINGROVE OPERATING LLC12,3201980-08-14