COWDEN -C-

Oil · District 08 · Lease #30253

Operator: SOUTHWEST ROYALTIES, INC.

Cum Oil

47k BBL

Cum Gas

115k MCF

casinghead

Wells

1

Production

1993-01 — 2026-04

Peak Month

1997-12

Production History

Cum Oil: 46,948 BBL Cum Gas: 115,318 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

202 BBL/mo

Di (annual)

3.8%

b-factor

0.0

EUR

54,618 BBL

R-squared

0.730

type

exponential

Operator History (from monthly production reports)

1993-01 — 2026-07 SOUTHWEST ROYALTIES, INC. 403 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SOUTHWEST ROYALTIES, INC.18,8701985-08-22