COOK RANCH 113

Oil // district 8 // lease#30273

op: STASNEY WELL SERVICE, LLC

fields: COOK RANCH

cum_oil

20k BBL

cum_gas

0 MCF

wells

7

production

2009-01 — 2026-03

peak_month

2009-08

-- production_history

cum_oil: 20,294 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

656 BBL/mo

Di (annual)

85.0%

b-factor

0.6

EUR

20,541 BBL

R-squared

0.857

type

hyperbolic

-- wells (7)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
44STASNEY WELL SERVICE, LLC12,0002022-08-25
42STASNEY, H. R. & SONS, LTD.12,0002009-07-08
41STASNEY, H. R. & SONS, LTD.12,0002009-04-15
40STASNEY, H. R. & SONS, LTD.12,0002009-04-13
12STASNEY, H. R. & SONS, LTD.12,0002008-10-08
38STASNEY, H. R. & SONS, LTD.12,0002008-10-08
37STASNEY, H. R. & SONS, LTD.12,0002008-09-15
EOF // data source: Texas Railroad Commission // 2026