SPL ECHOLS & CLAY "268"

Oil // district 10 // lease#39827

op: PARSLEY ENERGY OPERATIONS, LLC

cum_oil

49k BBL

cum_gas

0 MCF

wells

1

production

2009-09 — 2026-03

peak_month

2010-03

-- production_history

cum_oil: 49,471 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

926 BBL/mo

Di (annual)

48.4%

b-factor

0.6

EUR

48,151 BBL

R-squared

0.626

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
403MAK-J ENERGY PARTNERS(TX),LTD.212,2502009-07-07
EOF // data source: Texas Railroad Commission // 2026