CLARK-ULMER UNIT

Oil · District 7B · Lease #26525

Operator: RAY HERRING OPERATING CO., LLC

Cum Oil

32k BBL

Cum Gas

45k MCF

casinghead

Wells

1

Production

1993-01 — 2018-04

Peak Month

1993-01

Production History

Cum Oil: 31,862 BBL Cum Gas: 44,662 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

436 BBL/mo

Di (annual)

28.5%

b-factor

0.4

EUR

28,784 BBL

R-squared

0.806

type

hyperbolic

Operator History (from monthly production reports)

2016-04 — current RAY HERRING OPERATING CO., LLC 25 mo
2014-07 — 2016-03 RAY HERRING ESTATE 21 mo
1993-01 — 2014-06 HERRING, RAY 258 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1RAY HERRING OPERATING CO. LLC36,2001992-02-18