ANP -136-

Oil // district 8 // lease#28619

op: RICHEY, RAY MANAGEMENT CO., INC.

cum_oil

7k BBL

cum_gas

0 MCF

wells

1

production

1999-06 — 2019-12

peak_month

1999-06

-- production_history

cum_oil: 7,216 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

595 BBL/mo

Di (annual)

361.4%

b-factor

1.0

EUR

10,289 BBL

R-squared

0.680

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1UMITCHELL ENERGY CORPORATION25,5001999-05-21
EOF // multi-state drilling data platform // 2026