DUVAL RANCH SEC. 203

Oil · District 4 · Lease #8921

Operator: KILLAM OIL COMPANY

Cum Oil

134k BBL

Cum Gas

0 MCF

Wells

5

Production

1993-01 — 2026-03

Peak Month

1993-07

Production History

Cum Oil: 133,932 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

623 BBL/mo

Di (annual)

6.4%

b-factor

0.5

EUR

143,268 BBL

R-squared

0.651

type

hyperbolic

Wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
42KILLAM OIL CO., LTD.14,0002014-06-18
41MOBIL PRODUCING TX. & N.M. INC.12,4001981-06-17
39MOBIL OIL CORPORATION11,5001978-10-12
38MOBIL OIL CORPORATION11,5001977-08-26
37MOBIL OIL CORPORATION12,0001977-06-22
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