BLALOCK

Oil // district 10 // lease#52058

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

cum_oil

12k BBL

cum_gas

0 MCF

wells

3

production

2019-09 — 2026-03

peak_month

2020-11

-- production_history

cum_oil: 11,800 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

407 BBL/mo

Di (annual)

58.4%

b-factor

0.0

EUR

8,342 BBL

R-squared

0.679

type

exponential

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
6CHAPMAN EXPLORATION, INC.111,0001985-07-15
4CHAPMAN EXPLORATION, INC.18,5501984-09-21
2CHAPMAN EXPLORATION, INC.18,5501984-06-29
EOF // multi-state drilling data platform // 2026