MAYBERRY -39-

Oil // district 9 // lease#5760

op: THREE RIVERS OPERATING CO LLC

cum_oil

41k BBL

cum_gas

0 MCF

wells

5

production

1993-01 — 2026-03

peak_month

2022-04

-- production_history

cum_oil: 41,318 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

267 BBL/mo

Di (annual)

73.3%

b-factor

0.0

EUR

4,353 BBL

R-squared

0.602

type

exponential

-- wells (5)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2SHELL WESTERN E&P INC.26,0051995-10-05
1SHELL WESTERN E&P INC.15,8701989-12-12
5SHELL WESTERN E&P INC.25,1461988-04-08
3 U42-105-30139--------
4 U42-105-30141--------
EOF // multi-state drilling data platform // 2026