BIG MINERAL CREEK/STRAWNII/UNIT

Oil // district 13 // lease#15794

op: VENOCO, INC.

cum_oil

20k BBL

cum_gas

0 MCF

wells

17

production

1993-01 — 1999-01

peak_month

1993-11

-- production_history

cum_oil: 20,201 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

453 BBL/mo

Di (annual)

28.5%

b-factor

0.0

EUR

19,066 BBL

R-squared

0.664

type

exponential

-- wells (17)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
121 USHELL WESTERN E&P INC.36,2001988-07-19
114WSHELL WESTERN E&P INC.13,6511987-01-08
104 LSHELL WESTERN E&P INC.13,7011986-10-24
119 WSHELL OIL COMPANY17,9981982-07-05
107WSHELL OIL COMPANY13,6371982-03-10
106 LSHELL OIL COMPANY13,6991981-02-23
108 LSHELL OIL COMPANY13,5341981-02-18
111WSHELL OIL COMPANY13,6971981-02-18
10042-181-01866--------
10142-181-01229--------
10242-181-80960--------
105W42-181-01227--------
109W42-181-01839--------
110W42-181-00658--------
11242-181-00180--------
11342-181-01811--------
116W42-181-01824--------
EOF // multi-state drilling data platform // 2026