AMOCO-COWDEN -9-

Oil // district 10 // lease#30978

op: PHOENIX HYDROCARBONS OPERATING

cum_oil

49k BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 2026-03

peak_month

1993-01

-- production_history

cum_oil: 49,449 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

460 BBL/mo

Di (annual)

61.3%

b-factor

1.8

EUR

56,223 BBL

R-squared

0.835

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3PHOENIX HYDROCARBONS, INC.25,8501989-06-20
2ANDECTOR EXPLORATION COMPANY15,9001987-02-25
1MAGRUDER, ELAINE OPERATING CO.15,9001986-02-19
EOF // multi-state drilling data platform // 2026