CRUMP EST. "A"

Oil // district 11 // lease#64591

op: SHERIDAN PRODUCTION COMPANY, LLC

cum_oil

240k BBL

cum_gas

0 MCF

wells

15

production

1993-01 — 2026-03

peak_month

2006-10

-- production_history

cum_oil: 240,378 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,989 BBL/mo

Di (annual)

12.0%

b-factor

0.0

EUR

198,292 BBL

R-squared

0.477

type

exponential

-- wells (15)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
15SANDRIDGE EXPL. AND PROD., LLC112,0002011-07-27
14SANDRIDGE EXPL. AND PROD., LLC112,0002011-03-02
12SANDRIDGE EXPL. AND PROD., LLC112,0002010-12-17
13SANDRIDGE EXPL. AND PROD., LLC112,0002010-11-03
10FOREST OIL PERMIAN CORPORATION18,0002006-02-15
11FOREST OIL PERMIAN CORPORATION18,0002006-02-13
2PETROLEUM TECHNICAL SERVICES CO.27,6502002-07-22
9PETROLEUM TECHNICAL SERVICES CO.14,8002001-05-15
3PETROLEUM TECHNICAL SERVICES CO.27,6502000-07-07
8PETROLEUM TECHNICAL SERVICES CO.14,8001991-10-08
7PETROLEUM TECHNICAL SERVICES CO.14,8001991-03-19
6PETROLEUM TECHNICAL SERVICES CO.14,8001990-12-14
5PETROLEUM TECHNICAL SERVICES CO.14,8001987-10-15
4PETROLEUM TECHNICAL SERVICES CO.14,9501985-09-09
1PETROLEUM TECHNICAL SERVICES CO.17,6501983-10-31
EOF // data source: Texas Railroad Commission // 2026