THORNBERRY -F-

Oil // district 10 // lease#26028

op: SUNRAY ENERGY, INC.

cum_oil

168k BBL

cum_gas

0 MCF

wells

12

production

1993-01 — 2026-03

peak_month

2011-04

-- production_history

cum_oil: 168,184 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,658 BBL/mo

Di (annual)

44.0%

b-factor

0.5

EUR

132,921 BBL

R-squared

0.818

type

hyperbolic

-- wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
35SANDRIDGE EXPL. AND PROD., LLC14,9002011-11-29
32SANDRIDGE EXPL. AND PROD., LLC14,9002011-11-16
1ENERGEN RESOURCES CORPORATION14,9002011-01-06
4ENERGEN RESOURCES CORPORATION14,9002011-01-06
6ENERGEN RESOURCES CORPORATION14,9002011-01-06
7ENERGEN RESOURCES CORPORATION14,9002011-01-06
10ENERGEN RESOURCES CORPORATION14,9002010-05-21
11ENERGEN RESOURCES CORPORATION14,9002010-05-21
9RANGE PRODUCTION COMPANY14,9002008-06-06
5RANGE PRODUCTION COMPANY14,9002005-02-18
2CAPROCK OIL & GAS, INC.14,7001988-03-29
3TEXACO INC.14,5001980-04-01
EOF // multi-state drilling data platform // 2026