ARCO DONAHO

Oil · District 03 · Lease #18206

Operator: SUNDOWN ENERGY LP

Cum Oil

137k BBL

Cum Gas

2k MCF

casinghead

Wells

2

Production

1993-01 — 2009-03

Peak Month

1995-08

Production History

Cum Oil: 137,483 BBL Cum Gas: 1,913 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,756 BBL/mo

Di (annual)

67.0%

b-factor

0.5

EUR

93,136 BBL

R-squared

0.713

type

hyperbolic

Operator History (from monthly production reports)

2023-12 — 2026-07 NECHES TRANSPORT INC. 32 mo
2022-02 — 2023-11 SUNDOWN ENERGY LP 22 mo
1993-01 — 2022-01 ELAND ENERGY, INC. 349 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1NECHES TRANSPORT INC.48,0002010-01-22
1SWNECHES TRANSPORT INC.15,9001995-10-03