COMBS-WORLEY -D-

Oil · District 10 · Lease #531

Operator: CHASE PRODUCTION COMPANY

Cum Oil

33k BBL

Cum Gas

434k MCF

casinghead

Wells

7

Production

1993-01 — 2026-03

Peak Month

1993-07

Production History

Cum Oil: 33,213 BBL Cum Gas: 434,028 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

172 BBL/mo

Di (annual)

9.0%

b-factor

0.2

EUR

26,442 BBL

R-squared

0.500

type

hyperbolic

Operator History (from monthly production reports)

1993-01 — 2026-07 CHASE PRODUCTION COMPANY 403 mo

Wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6CHASE PRODUCTION COMPANY13,3001984-08-31
7CHASE PRODUCTION COMPANY13,3001984-08-31
4CHASE PRODUCTION COMPANY13,3001983-04-29
5CHASE PRODUCTION COMPANY13,3001983-03-24
142-179-82625CHASE PRODUCTION COMPANY------
242-179-82626CHASE PRODUCTION COMPANY------
342-179-82627CHASE PRODUCTION COMPANY------