Chevron Crude Oil Marketing - North America - July 2006 California Summary

North America Crude Oil Marketing - July 2006 Summary California Bulletins 06-CA121 to 06-CA138, with Monthly Averages

Chevron has changed its posted prices as shown below:

Effective 7:00 AM on the above listed effective date, subject to change without notice, Chevron will pay the following prices per barrel for crude oil and condensate delivered for its account into the custody of its authorized carrier or receiving agent. Prices are subject to deduction for transportation and other charges where applicable. Prices for oil apply to quantities measured by approved automatic custody transfer facilities or 100% tank table with customary adjustment of volume and gravity for temperature and full deduction for sediment and water.

* Prices are subject to a Gravity Adjustment Scale

California	CA121 07/05	CA122 07/07	CA123 07/10	CA124 07/11	CA125 07/12	CA126 07/13	CA127 07/14	CA128 07/17	CA129 07/18	CA130 07/19
Buena Vista Hills	68.90	67.85	67.40	67.95	68.75	70.50	70.85	69.10	67.35	66.45
Coalinga	64.40	63.35	62.90	63.45	64.25	66.00	66.35	64.60	62.85	61.95
Huntington Beach	65.65	64.60	64.15	64.70	65.50	67.25	67.60	65.85	64.10	63.20
Kettleman Hills	72.00	70.95	70.50	71.05	71.85	73.60	73.95	72.20	70.45	69.55
Lost Hills	70.65	69.60	69.15	69.70	70.50	72.25	72.60	70.85	69.10	68.20
McKittrick	63.70	62.65	62.20	62.75	63.55	65.30	65.65	63.90	62.15	61.25
Midway Sunset	63.70	62.65	62.20	62.75	63.55	65.30	65.65	63.90	62.15	61.25
Pt Arguello (onshore)	60.85	59.80	59.35	59.90	60.70	62.45	62.80	61.05	59.30	58.40
San Ardo	60.75	59.70	59.25	59.80	60.60	62.35	62.70	60.95	59.20	58.30
Seal Beach	69.80	68.75	68.30	68.85	69.65	71.40	71.75	70.00	68.25	67.35

California	CA131 07/20	CA132 07/21	CA133 07/24	CA134 07/25	CA135 07/26	CA136 07/27	CA137 07/28	CA138 07/31	Mthly Avg
Buena Vista Hills	66.90	67.90	68.50	67.25	67.45	68.05	66.90	68.15	68.1452
Coalinga	62.40	63.40	64.00	62.75	62.95	63.55	62.40	63.65	63.6452
Huntington Beach	63.65	64.65	65.25	64.00	64.20	64.80	63.65	64.90	64.8952
Kettleman Hills	70.00	71.00	71.60	70.35	70.55	71.15	70.00	71.25	71.2452
Lost Hills	68.65	69.65	70.25	69.00	69.20	69.80	68.65	69.90	69.8952
McKittrick	61.70	62.70	63.30	62.05	62.25	62.85	61.70	62.95	62.9452
Midway Sunset	61.70	62.70	63.30	62.05	62.25	62.85	61.70	62.95	62.9452
Pt Arguello (onshore)	58.85	59.85	60.45	59.20	59.40	60.00	58.85	60.10	60.0952
San Ardo	58.75	59.75	60.35	59.10	59.30	59.90	58.75	60.00	59.9952
Seal Beach	67.80	68.80	69.40	68.15	68.35	68.95	67.80	69.05	69.0452

Note: Prices in $/bbl

Measurement
The prices are based upon computation of quantities by mutually acceptable automatic measuring equipment in accordance with the latest ASTM Standards and API Manual of Petroleum Measurement Standards (MPMS) generally accepted in the petroleum industry with deductions for full sediment, water and other impurities.