THORNTON, E. L.

Oil · District 7B · Lease #28664

Operator: GRAYSTONE ENERGY CORPORATION

Cum Oil

37k BBL

Cum Gas

0 MCF

Wells

3

Production

1999-08 — 2011-02

Peak Month

1999-09

Production History

Cum Oil: 36,556 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,162 BBL/mo

Di (annual)

35.5%

b-factor

0.0

EUR

39,273 BBL

R-squared

0.533

type

exponential

Operator History (from monthly production reports)

2010-11 — 2026-07 GRAYSTONE ENERGY CORPORATION 189 mo
1999-08 — 2010-10 GRAY OIL & GAS INC. 135 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3GRAYSTONE ENERGY CORPORATION12,0002000-07-13
2GRAYSTONE ENERGY CORPORATION12,0002000-01-26
1GRAYSTONE ENERGY CORPORATION12,0001999-08-02