SEFFEL

Oil · District 01 · Lease #11215

Operator: SEAGULL OPERATING CO., INC.

Fields: SOMERSET

Cum Oil

12k BBL

Cum Gas

21 MCF

casinghead

Wells

12

Production

1993-01 — 2026-04

Peak Month

1998-05

Production History

Cum Oil: 12,098 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

41 BBL/mo

Di (annual)

5.0%

b-factor

0.0

EUR

8,943 BBL

R-squared

0.345

type

exponential

Operator History (from monthly production reports)

2022-10 — 2026-07 KOKO SKADI, LLC 46 mo
1993-01 — 2022-09 SEAGULL OPERATING CO., INC. 357 mo

Wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
15KOKO SKADI, LLC11,5001986-05-23
1042-029-02631KOKO SKADI, LLC------
1142-029-02158KOKO SKADI, LLC------
1242-029-02714KOKO SKADI, LLC------
1442-029-02713KOKO SKADI, LLC------
342-029-02153KOKO SKADI, LLC------
442-029-02154KOKO SKADI, LLC------
542-029-02155KOKO SKADI, LLC------
642-029-02159KOKO SKADI, LLC------
742-029-02160KOKO SKADI, LLC------
842-029-02156KOKO SKADI, LLC------
942-029-02157KOKO SKADI, LLC------