ROACH -B-

Oil · District 09 · Lease #3317

Operator: SELF, CHARLES D.

Cum Oil

39k BBL

Cum Gas

21 MCF

casinghead

Wells

25

Production

1993-01 — 2026-04

Peak Month

1994-03

Production History

Cum Oil: 39,269 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

213 BBL/mo

Di (annual)

11.6%

b-factor

0.9

EUR

40,525 BBL

R-squared

0.672

type

hyperbolic

Operator History (from monthly production reports)

2016-10 — 2026-07 CHARLES D. SELF OPERATING, LLC 118 mo
1993-01 — 2016-09 SELF, CHARLES D. 285 mo

Wells (25)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
29CHARLES D. SELF OPERATING, LLC16001990-01-29
19CHARLES D. SELF OPERATING, LLC16001987-10-19
18CHARLES D. SELF OPERATING, LLC18001983-09-13
27CHARLES D. SELF OPERATING, LLC18001983-09-13
17CHARLES D. SELF OPERATING, LLC19001983-06-09
28CHARLES D. SELF OPERATING, LLC16001980-01-31
26CHARLES D. SELF OPERATING, LLC17001979-11-20
10W42-237-81035CHARLES D. SELF OPERATING, LLC------
1142-237-81036CHARLES D. SELF OPERATING, LLC------
1242-237-81037CHARLES D. SELF OPERATING, LLC------
1342-237-81038CHARLES D. SELF OPERATING, LLC------
1442-237-81039CHARLES D. SELF OPERATING, LLC------
1542-237-81040CHARLES D. SELF OPERATING, LLC------
1642-237-81041CHARLES D. SELF OPERATING, LLC------
242-237-81027CHARLES D. SELF OPERATING, LLC------
2042-237-81042CHARLES D. SELF OPERATING, LLC------
2142-237-81043CHARLES D. SELF OPERATING, LLC------
2242-237-81044CHARLES D. SELF OPERATING, LLC------
2442-237-81046CHARLES D. SELF OPERATING, LLC------
2542-237-81047CHARLES D. SELF OPERATING, LLC------
442-237-81029CHARLES D. SELF OPERATING, LLC------
542-237-81030CHARLES D. SELF OPERATING, LLC------
642-237-81031CHARLES D. SELF OPERATING, LLC------
742-237-81032CHARLES D. SELF OPERATING, LLC------
842-237-81033CHARLES D. SELF OPERATING, LLC------