SWENSON BROS. "A"

Oil · District 7B · Lease #26995

Operator: NEATHERLIN, EARL INC.

Cum Oil

39k BBL

Cum Gas

51 MCF

casinghead

Wells

1

Production

1993-09 — 2026-04

Peak Month

1993-09

Production History

Cum Oil: 39,350 BBL Cum Gas: 51 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

415 BBL/mo

Di (annual)

19.0%

b-factor

0.3

EUR

35,858 BBL

R-squared

0.435

type

hyperbolic

Operator History (from monthly production reports)

2012-08 — 2026-07 LANDMASTER PARTNERS, INC. 168 mo
1993-09 — 2012-07 NEATHERLIN, EARL INC. 227 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2LANDMASTER PARTNERS, INC.12,4601993-08-09