JOHNSON, MARY B. -A-

Oil · District 01 · Lease #1481

Operator: SGB OIL LLC

Fields: SALT FLAT

Cum Oil

58k BBL

Cum Gas

150k MCF

casinghead

Wells

25

Production

1993-01 — 2026-04

Peak Month

1998-11

Production History

Cum Oil: 58,364 BBL Cum Gas: 149,529 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

370 BBL/mo

Di (annual)

11.6%

b-factor

0.0

EUR

38,095 BBL

R-squared

0.634

type

exponential

Operator History (from monthly production reports)

2021-06 — 2026-07 SGB OIL LLC 62 mo
2005-06 — 2021-05 B-3 OIL CO. 192 mo
1995-01 — 2005-05 G & A OIL CO. 125 mo
1993-01 — 1994-12 CRYSTAL OIL COMPANY 24 mo

Wells (25)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
31SGB OIL LLC12,5501982-05-26
30SGB OIL LLC12,5501982-05-18
29SGB OIL LLC12,6001980-04-16
28SGB OIL LLC12,6001979-11-26
1042-055-80453SGB OIL LLC------
1142-055-80454SGB OIL LLC------
1242-055-80455SGB OIL LLC------
1342-055-80456SGB OIL LLC------
1442-055-80457SGB OIL LLC------
1642-055-80459SGB OIL LLC------
1742-055-04499SGB OIL LLC------
1842-055-04500SGB OIL LLC------
1942-055-04501SGB OIL LLC------
2042-055-04502SGB OIL LLC------
2142-055-04503SGB OIL LLC------
2342-055-05199SGB OIL LLC------
2442-055-05200SGB OIL LLC------
2542-055-05191SGB OIL LLC------
2642-055-05212SGB OIL LLC------
2742-055-05214SGB OIL LLC------
342-055-04483SGB OIL LLC------
542-055-04487SGB OIL LLC------
742-055-04489SGB OIL LLC------
842-055-04490SGB OIL LLC------
942-055-04491SGB OIL LLC------