GRISHAM,J.R. & GREEMAN, J. M.-A-

Oil // district 10 // lease#22878

op: QEP ENERGY COMPANY

cum_oil

199k BBL

cum_gas

0 MCF

wells

10

production

1993-01 — 2026-03

peak_month

2000-10

-- production_history

cum_oil: 199,394 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,129 BBL/mo

Di (annual)

8.6%

b-factor

0.0

EUR

154,497 BBL

R-squared

0.745

type

exponential

-- wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10COX, JOHN L.19,1002000-06-09
9COX, JOHN L.19,0001996-03-01
8CONOCO INC.311,5951988-10-25
142-317-30946--------
242-317-30945--------
342-317-31241--------
442-317-31240--------
542-317-31239--------
642-317-31282--------
742-317-31281--------
EOF // data source: Texas Railroad Commission // 2026