OBRIEN, J. M.

Oil // district 2 // lease#3984

op: SOUTH TEXAS OPERATING COMPANY

fields: GRETA (4400)

cum_oil

100k BBL

cum_gas

0 MCF

wells

5

production

1993-01 — 2026-03

peak_month

1997-08

-- production_history

cum_oil: 100,349 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

977 BBL/mo

Di (annual)

10.8%

b-factor

0.0

EUR

107,846 BBL

R-squared

0.460

type

exponential

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2JOSEY, LENOIR M., INC.13,9001997-03-18
142-391-01033--------
442-391-01036--------
742-391-01039--------
942-391-00962--------
EOF // data source: Texas Railroad Commission // 2026