UNIVERSITY CITIES SERVICE

Oil // district 9 // lease#454

op: RANGE PRODUCTION COMPANY

cum_oil

71k BBL

cum_gas

0 MCF

wells

10

production

1993-01 — 2026-03

peak_month

1998-01

-- production_history

cum_oil: 70,609 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

536 BBL/mo

Di (annual)

11.4%

b-factor

0.0

EUR

56,388 BBL

R-squared

0.781

type

exponential

-- wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
10LOMAK PRODUCTION COMPANY12,7001997-10-13
11LOMAK PRODUCTION COMPANY12,7001997-10-13
9PETROLEUM CORPORATION OF TEXAS12,8001980-01-10
142-105-80092--------
342-105-01298--------
442-105-01299--------
542-105-01300--------
642-105-02825--------
742-105-02826--------
842-105-02827--------
EOF // multi-state drilling data platform // 2026