Chevron Crude Oil Marketing - North America - August 2007 East of the Rockies Summary

North America Crude Oil Marketing - August 2007 Summary East of the Rockies Bulletins 07-E150 to 07-E172, with Monthly Averages

Chevron has changed its posted prices as shown below:

Effective 7:00 a.m. on the date(s) indicated, and subject to change without notice and subject to the terms and conditions of its division orders or other contracts, Chevron will pay the following prices ($/bbl) for oil at 40.0° API and above, except as noted below, delivered into pipelines for its account into the custody of its authorized carrier or receiving agent. The posted prices for crude oil transported by truck or barge will be the following prices less appropriate trucking or barge cost. The posted prices for crude oil received off shore will be the following prices less appropriate transportation and quality costs to get the crude on shore. Regarding technical issues of Chevron's most recent posted prices, call Christine Mathwig 832-854-5159.

POSTINGS WILL BE DISCONTINUED AS OF 8/1/19

* Prices are subject to a Gravity Adjustment Scale

East of the Rockies	E150 08/01	E151 08/02	E152 08/03	E153 08/06	E154 08/07	E155 08/08	E156 08/09	E157 08/10	E158 08/13	E159 08/14	E160 08/15	E161 08/16	Gvty Adj*
Altamont Yellow Wax	65.03	65.36	62.98	59.56	59.92	59.65	59.09	58.97	59.12	59.88	60.83	58.50	B
Bonito Sour (Onshore)	79.25	79.75	78.25	75.00	75.25	75.00	74.50	74.25	74.50	75.25	76.25	73.75	A
Deepwater Sour (Onshore) (30ï¿½)	72.25	72.50	71.00	67.75	68.00	67.75	67.25	67.00	67.25	68.00	69.00	66.75	F,G
East Texas	73.00	73.25	72.00	68.50	68.75	68.50	68.00	68.00	68.00	68.75	69.75	67.50	none
Eugene Island Sour (Onshore)	79.00	79.25	78.00	74.50	75.00	74.75	74.00	74.00	74.00	74.75	75.75	73.50	A
Heavy Louisiana Sweet (Onshore)	81.00	81.25	79.75	76.50	76.75	76.50	76.00	75.75	76.00	76.75	77.75	75.25	A
Light Louisiana Sweet (Onshore)	81.25	81.75	80.25	77.00	77.25	77.00	76.50	76.25	76.50	77.25	78.25	75.75	A
New Mexico Intermediate	73.25	73.50	72.25	68.75	69.00	68.75	68.25	68.25	68.25	69.00	70.00	67.75	none
New Mexico Sour (34ï¿½)	68.50	68.75	67.50	64.00	64.25	64.00	63.50	63.50	63.50	64.25	65.25	63.00	none
North Texas Sweet	73.25	73.50	72.25	68.75	69.00	68.75	68.25	68.25	68.25	69.00	70.00	67.75	none
Oklahoma Sour	68.50	68.75	67.50	64.00	64.25	64.00	63.50	63.50	63.50	64.25	65.25	63.00	none
Oklahoma Sweet	73.25	73.50	72.25	68.75	69.00	68.75	68.25	68.25	68.25	69.00	70.00	67.75	none
South Texas Light Sweet	71.25	71.50	70.25	66.75	67.00	66.75	66.25	66.25	66.25	67.00	68.00	65.75	none
Southwest Wyoming Sweet	72.03	72.36	69.48	66.06	66.42	66.15	65.59	65.47	65.62	66.38	67.33	65.00	E
Uinta Basin Black Wax	65.03	65.36	62.98	59.56	59.92	59.65	59.09	58.97	59.12	59.88	60.83	58.50	B
West Texas Intermediate	73.25	73.50	72.25	68.75	69.00	68.75	68.25	68.25	68.25	69.00	70.00	67.75	none
West Texas Sour (34ï¿½)	68.50	68.75	67.50	64.00	64.25	64.00	63.50	63.50	63.50	64.25	65.25	63.00	none
Western Colorado	68.53	68.86	67.48	64.06	64.42	64.15	63.59	63.47	63.62	64.38	65.33	63.00	B

East of the Rockies	E162 08/17	E163 08/20	E164 08/21	E165 08/22	E166 08/23	E167 08/24	E168 08/27	E169 08/28	E170 08/29	E171 08/30	E172 08/31	Mthly Avg
Altamont Yellow Wax	59.48	58.62	56.97	56.76	57.33	58.59	59.47	59.23	61.01	60.86	61.54	59.9610
Bonito Sour (Onshore)	74.75	74.00	72.25	72.00	72.75	74.00	74.75	74.50	76.25	76.25	76.75	75.2177
Deepwater Sour (Onshore) (30ï¿½)	67.50	66.75	65.00	65.00	65.50	66.75	67.50	67.25	69.25	69.00	69.75	68.0081
East Texas	68.50	67.50	66.00	65.75	66.25	67.50	68.50	68.25	70.00	69.75	70.50	68.8548
Eugene Island Sour (Onshore)	74.50	73.50	72.00	71.75	72.25	73.50	74.50	74.25	76.00	75.75	76.50	74.8710
Heavy Louisiana Sweet (Onshore)	76.25	75.50	73.75	73.75	74.25	75.50	76.25	76.00	78.00	77.75	78.50	76.7500
Light Louisiana Sweet (Onshore)	76.75	76.00	74.25	74.00	74.75	76.00	76.75	76.50	78.25	78.25	78.75	77.2177
New Mexico Intermediate	68.75	67.75	66.25	66.00	66.50	67.75	68.75	68.50	70.25	70.00	70.75	69.1048
New Mexico Sour (34ï¿½)	64.00	63.00	61.50	61.25	61.75	63.00	64.00	63.75	65.50	65.25	66.00	64.3548
North Texas Sweet	68.75	67.75	66.25	66.00	66.50	67.75	68.75	68.50	70.25	70.00	70.75	69.1048
Oklahoma Sour	64.00	63.00	61.50	61.25	61.75	63.00	64.00	63.75	65.50	65.25	66.00	64.3548
Oklahoma Sweet	68.75	67.75	66.25	66.00	66.50	67.75	68.75	68.50	70.25	70.00	70.75	69.1048
South Texas Light Sweet	66.75	65.75	64.25	64.00	64.50	65.75	66.75	66.50	68.25	68.00	68.75	67.1048
Southwest Wyoming Sweet	65.98	65.12	63.47	63.26	63.83	65.09	65.97	65.73	67.51	67.36	68.04	66.4932
Uinta Basin Black Wax	59.48	58.62	56.97	56.76	57.33	58.59	59.47	59.23	61.01	60.86	61.54	59.9610
West Texas Intermediate	68.75	67.75	66.25	66.00	66.50	67.75	68.75	68.50	70.25	70.00	70.75	69.1048
West Texas Sour (34ï¿½)	64.00	63.00	61.50	61.25	61.75	63.00	64.00	63.75	65.50	65.25	66.00	64.3548
Western Colorado	63.98	63.12	61.47	61.26	61.83	63.09	63.97	63.73	65.51	65.36	66.04	64.3965

Note: Prices in $/bbl

Measurement
The prices are based upon computation of quantities by mutually acceptable automatic measuring equipment in accordance with provisions of API Standard 1101 or from 100% tank tables with corrections of volume and gravity for temperature to 60°F in accordance with ASTM D-1250 and supplements thereto, if any, and with deductions for full sediment, water and other impurities. Only merchantable oil acceptable to the receiving agency designated by Chevron and containing not more than 1% sediment and water will be accepted.