LEMMER, J.

Oil // district 3 // lease#23233

op: TEXCAL ENERGY (GP) LLC

cum_oil

532k BBL

cum_gas

0 MCF

wells

2

production

1997-02 — 2020-06

peak_month

1997-05

-- production_history

cum_oil: 532,237 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

7,511 BBL/mo

Di (annual)

17.6%

b-factor

0.0

EUR

512,222 BBL

R-squared

0.354

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11NORTH CENTRAL OIL CORP.27,5002010-08-25
10NORTH CENTRAL OIL CORP.16,1501996-09-24
EOF // data source: Texas Railroad Commission // 2026