GLASS, ROY, -A-

Oil · District 08 · Lease #19941

Operator: SOUTHWEST ROYALTIES, INC.

Cum Oil

32k BBL

Cum Gas

21 MCF

casinghead

Wells

5

Production

1993-01 — 2000-06

Peak Month

1995-01

Production History

Cum Oil: 31,815 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

694 BBL/mo

Di (annual)

21.0%

b-factor

0.0

EUR

39,631 BBL

R-squared

0.786

type

exponential

Operator History (from monthly production reports)

1998-08 — 2001-01 MARATHON OIL COMPANY 30 mo
1994-02 — 1998-07 SOUTHWEST ROYALTIES, INC. 54 mo
1993-12 — 1994-01 SDX RESOURCES, INC. 2 mo
1993-01 — 1993-11 HMH OPERATORS, INC. 11 mo

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6BLACK RIVER OPERATING LLC11,5001994-09-19
5BLACK RIVER OPERATING LLC11,5001994-07-19
242-431-30001BLACK RIVER OPERATING LLC------
342-431-30003BLACK RIVER OPERATING LLC------
442-431-30027BLACK RIVER OPERATING LLC------