STEWART YATES SAND UNIT

Oil // district 10 // lease#17768

op: WASH, ROBERT C. INC.

cum_oil

175k BBL

cum_gas

0 MCF

wells

25

production

1993-01 — 2017-03

peak_month

1994-05

-- production_history

cum_oil: 175,214 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,068 BBL/mo

Di (annual)

4.3%

b-factor

0.0

EUR

263,581 BBL

R-squared

0.556

type

exponential

-- wells (25)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
111TAURUS OPERATING, INC.11,4201993-08-16
116TAURUS OPERATING, INC.21,7051993-08-11
116RTAURUS OPERATING, INC.21,7051993-08-11
201WTAURUS OPERATING, INC.11,4771993-08-11
106TAURUS OPERATING, INC.11,4301993-02-09
106RTAURUS OPERATING, INC.11,4301993-02-09
105TAURUS OPERATING, INC.11,4281993-01-20
105RTAURUS OPERATING, INC.11,4281993-01-20
104TAURUS OPERATING, INC.11,4251992-11-03
104RTAURUS OPERATING, INC.11,4251992-11-03
124TAURUS OPERATING, INC.31,4471992-11-03
124RTAURUS OPERATING, INC.31,4471992-11-03
303WTAURUS OPERATING, INC.11,4971992-11-03
303WRTAURUS OPERATING, INC.11,4971992-11-03
138AMERADA HESS CORPORATION11,4911982-03-22
10342-227-00043--------
10742-227-00046--------
10842-227-00047--------
109W42-227-00048--------
11242-227-00051--------
11442-227-00053--------
115W42-227-00054--------
30142-227-00007--------
30242-227-00008--------
304W42-227-10003--------
EOF // data source: Texas Railroad Commission // 2026