ASTIN "A"

Oil · District 7B · Lease #28594

Operator: TEXAS PHARCHEM INC.

Cum Oil

15k BBL

Cum Gas

3 MCF

casinghead

Wells

2

Production

1999-04 — 2026-04

Peak Month

1999-05

Production History

Cum Oil: 14,812 BBL Cum Gas: 3 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

265 BBL/mo

Di (annual)

35.2%

b-factor

0.3

EUR

12,621 BBL

R-squared

0.798

type

hyperbolic

Operator History (from monthly production reports)

2019-05 — 2026-07 GOLDEN HORSE GROUP CORP. 87 mo
2012-12 — 2019-04 TEXAS PHARCHEM INC. 77 mo
1999-04 — 2012-11 D. A. B. OIL SERVICE, INC. 164 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3GOLDEN HORSE GROUP CORP.13,1002000-12-04
1GOLDEN HORSE GROUP CORP.13,0001998-09-28