CLAY, H. R. -A-

Oil // district 10 // lease#48046

op: ROBERTSON RESOURCES, INC.

cum_oil

23k BBL

cum_gas

0 MCF

wells

5

production

2014-08 — 2026-03

peak_month

2015-07

-- production_history

cum_oil: 22,832 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

223 BBL/mo

Di (annual)

7.3%

b-factor

0.0

EUR

35,883 BBL

R-squared

0.444

type

exponential

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4ICA ENERGY OPERATING, L.L.C12,6002000-10-04
3ICA ENERGY OPERATING, L.L.C13,2002000-06-02
2ROBERTSON RESOURCES, INC.23,5001999-09-24
5ROBERTSON RESOURCES, INC.13,5001997-12-01
7ROBERTSON RESOURCES, INC.23,5001997-12-01
EOF // data source: Texas Railroad Commission // 2026