ANP -151-

Oil // district 8 // lease#28203

op: RICHEY, RAY MANAGEMENT CO., INC.

cum_oil

19k BBL

cum_gas

0 MCF

wells

2

production

1997-05 — 2020-01

peak_month

1997-07

-- production_history

cum_oil: 18,508 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,197 BBL/mo

Di (annual)

354.4%

b-factor

0.5

EUR

14,616 BBL

R-squared

0.893

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MITCHELL ENERGY CORPORATION35,3501997-05-01
1UMITCHELL ENERGY CORPORATION35,3501997-05-01
EOF // multi-state drilling data platform // 2026