WINDHAM, ELIZABETH

Oil · District 7C · Lease #16666

Operator: SOUTHWEST ROYALTIES, INC.

Cum Oil

71k BBL

Cum Gas

1.2M MCF

casinghead

Wells

3

Production

2008-07 — 2026-04

Peak Month

2008-11

Production History

Cum Oil: 70,989 BBL Cum Gas: 1,229,017 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,565 BBL/mo

Di (annual)

923.9%

b-factor

1.6

EUR

60,737 BBL

R-squared

0.732

type

hyperbolic

Operator History (from monthly production reports)

2008-07 — 2026-07 SOUTHWEST ROYALTIES, INC. 217 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
8SOUTHWEST ROYALTIES, INC.110,5002008-05-29
9SOUTHWEST ROYALTIES, INC.110,5002008-05-29
7SOUTHWEST ROYALTIES, INC.111,0002008-05-06