MCMURTREY

Oil // district 9 // lease#13039

op: MARSHALL & WINSTON, INC.

cum_oil

96k BBL

cum_gas

0 MCF

wells

8

production

1993-01 — 2026-03

peak_month

1993-01

-- production_history

cum_oil: 96,156 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

4,151 BBL/mo

Di (annual)

110.6%

b-factor

0.5

EUR

86,972 BBL

R-squared

0.740

type

hyperbolic

-- wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
19MARSHALL & WINSTON, INC.23,8002018-10-26
15MARSHALL & WINSTON, INC.24,0002018-10-08
16MARSHALL & WINSTON, INC.23,9002018-10-08
18MARSHALL & WINSTON, INC.23,8502018-08-15
21MARSHALL & WINSTON, INC.23,8502018-08-15
14MARSHALL & WINSTON, INC.23,8501993-06-03
20MARSHALL & WINSTON, INC.23,8501992-09-15
17MARSHALL & WINSTON, INC.13,8501991-09-13
EOF // data source: Texas Railroad Commission // 2026