LOIS BLALOCK

Oil // district 10 // lease#44028

op: ROYALTY LAND & DEV. CO., INC.

cum_oil

2k BBL

cum_gas

0 MCF

wells

1

production

2013-05 — 2022-02

peak_month

2013-06

-- production_history

cum_oil: 2,482 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

74 BBL/mo

Di (annual)

42.8%

b-factor

0.0

EUR

2,057 BBL

R-squared

0.512

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ROYALTY LAND & DEV. CO., INC.311,7002013-03-08
EOF // data source: Texas Railroad Commission // 2026