KEYSER

Oil · District 13 · Lease #17444

Operator: RAY HERRING OPERATING CO., LLC

Cum Oil

13k BBL

Cum Gas

0 MCF

Wells

3

Production

1993-01 — 2026-03

Peak Month

1994-09

Production History

Cum Oil: 13,155 BBL Cum Gas: 0 MCF

Decline Curve Analysis

qi

55 BBL/mo

Di (annual)

6.1%

b-factor

0.0

EUR

10,268 BBL

R-squared

0.383

type

exponential

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4HERRING, RAY23,5001987-10-07
3HERRING, RAY13,5001982-12-30
242-237-30635--------
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