North America Crude Oil Marketing - February 2008 Summary California Bulletins 08-CA22 to 08-CA41, 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	API	CA22 02/01	CA23 02/04	CA24 02/05	CA25 02/06	CA26 02/07	CA27 02/08	CA28 02/11	CA29 02/12	CA30 02/13	CA31 02/14	CA32 02/15
Buena Vista Hills		82.60	83.60	82.00	80.75	81.70	85.35	87.20	86.40	86.90	89.10	89.15
Coalinga		77.15	78.15	76.55	75.30	76.25	79.90	81.75	80.95	81.45	83.65	83.70
Huntington Beach		78.75	79.75	78.15	76.90	77.85	81.50	83.35	82.55	83.05	85.25	85.30
Kettleman Hills		86.15	87.15	85.55	84.30	85.25	88.90	90.75	89.95	90.45	92.65	92.70
Lost Hills		84.35	85.35	83.75	82.50	83.45	87.10	88.95	88.15	88.65	90.85	90.90
McKittrick		76.40	77.40	75.80	74.55	75.50	79.15	81.00	80.20	80.70	82.90	82.95
Midway Sunset		76.40	77.40	75.80	74.55	75.50	79.15	81.00	80.20	80.70	82.90	82.95
Seal Beach		83.65	84.65	83.05	81.80	82.75	86.40	88.25	87.45	87.95	90.15	90.20

California	API	CA33 02/19	CA34 02/20	CA35 02/21	CA36 02/22	CA37 02/25	CA38 02/26	CA39 02/27	CA40 02/28	CA41 02/29		Mthly Avg
Buena Vista Hills		93.65	94.40	91.90	92.50	92.90	94.55	93.30	96.25	95.50		88.5534
Coalinga		88.20	88.95	86.45	87.05	87.45	89.10	87.85	90.80	90.05		83.1034
Huntington Beach		89.80	90.55	88.05	88.65	89.05	90.70	89.45	92.40	91.65		84.7034
Kettleman Hills		97.20	97.95	95.45	96.05	96.45	98.10	96.85	99.80	99.05		92.1034
Lost Hills		95.40	96.15	93.65	94.25	94.65	96.30	95.05	98.00	97.25		90.3034
McKittrick		87.45	88.20	85.70	86.30	86.70	88.35	87.10	90.05	89.30		82.3534
Midway Sunset		87.45	88.20	85.70	86.30	86.70	88.35	87.10	90.05	89.30		82.3534
Seal Beach		94.70	95.45	92.95	93.55	93.95	95.60	94.35	97.30	96.55		89.6034

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.