WEST CHICO UNIT

Oil // district 13 // lease#10334

op: WG OPERATING, INC.

cum_oil

165k BBL

cum_gas

0 MCF

wells

19

production

1993-01 — 2026-03

peak_month

2000-04

-- production_history

cum_oil: 165,364 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,491 BBL/mo

Di (annual)

19.8%

b-factor

0.0

EUR

90,496 BBL

R-squared

0.404

type

exponential

-- wells (19)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
902JW ENERGY CO., LTD16,0001999-12-21
804JW ENERGY CO., LTD16,0001999-11-03
718CITIES SERVICE OIL & GAS CORP.15,9001987-09-10
717CITIES SERVICE OIL & GAS CORP.15,7001985-10-02
803CITIES SERVICE OIL & GAS CORP.15,8001983-08-11
715WCITIES SERVICE COMPANY15,8001982-12-01
10142-497-81180--------
10542-497-02209--------
10742-497-02211--------
20442-497-02532--------
30142-497-04013--------
40242-497-81185--------
40342-497-81186--------
40542-497-02534--------
601W42-497-81188--------
60242-497-04014--------
60342-497-02889--------
70342-497-81191--------
901W42-497-02544--------
EOF // data source: Texas Railroad Commission // 2026