Chevron Crude Oil Marketing - North America - December 2008 East of the Rockies Summary

North America Crude Oil Marketing - December 2008 Summary East of the Rockies Bulletins 08-E237 to 08-E258, 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	E237 12/01	E238 12/02	E239 12/03	E240 12/04	E241 12/05	E242 12/08	E243 12/09	E244 12/10	E245 12/11	E246 12/12	E247 12/15	E248 12/16	Gvty Adj*
Altamont Yellow Wax	34.78	32.46	32.29	29.17	26.31	28.71	27.07	28.52	32.98	31.28	29.51	28.60	B
Bonito Sour (Onshore)	45.00	42.50	42.50	39.25	36.50	39.25	37.75	39.25	43.75	42.00	40.25	39.25	A
Deepwater Sour (Onshore) (30ï¿½)	41.25	39.00	38.75	35.75	32.75	35.75	34.25	35.50	40.00	38.25	36.50	35.75	F,G
East Texas	45.75	43.50	43.25	40.00	37.25	40.25	38.50	40.00	44.50	42.75	41.00	40.00	none
Eugene Island Sour (Onshore)	45.00	42.50	42.50	39.25	36.50	39.25	37.75	39.25	43.50	42.00	40.25	39.25	A
Heavy Louisiana Sweet (Onshore)	45.25	42.75	42.75	39.50	36.75	39.50	38.00	39.50	43.75	42.25	40.50	39.50	A
Light Louisiana Sweet (Onshore)	47.75	45.50	45.25	42.25	39.25	42.25	40.50	42.00	46.50	44.75	43.00	42.00	A
New Mexico Intermediate	46.00	43.75	43.50	40.25	37.50	40.50	38.75	40.25	44.75	43.00	41.25	40.25	none
New Mexico Sour (34ï¿½)	41.25	39.00	38.75	35.50	32.75	35.75	34.00	35.50	40.00	38.25	36.50	35.50	none
North Texas Sweet	46.00	43.75	43.50	40.25	37.50	40.50	38.75	40.25	44.75	43.00	41.25	40.25	none
Oklahoma Sour	41.25	39.00	38.75	35.50	32.75	35.75	34.00	35.50	40.00	38.25	36.50	35.50	none
Oklahoma Sweet	46.00	43.75	43.50	40.25	37.50	40.50	38.75	40.25	44.75	43.00	41.25	40.25	none
Rocky Mountain Condensate	27.28	24.96	24.79	21.67	18.81	21.71	20.07	21.52	25.98	24.28	22.51	21.60	H
South Texas Light Sweet	44.00	41.75	41.50	38.25	35.50	38.50	36.75	38.25	42.75	41.00	39.25	38.25	none
Southwest Wyoming Sweet	34.28	31.96	31.79	28.67	25.81	28.71	27.07	28.52	32.98	31.28	29.51	28.60	E
Uinta Basin Black Wax	33.78	31.46	31.29	28.17	25.31	27.71	26.07	27.52	31.98	30.28	28.51	27.60	B
West Texas Intermediate	46.00	43.75	43.50	40.25	37.50	40.50	38.75	40.25	44.75	43.00	41.25	40.25	none
West Texas Sour (34ï¿½)	41.25	39.00	38.75	35.50	32.75	35.75	34.00	35.50	40.00	38.25	36.50	35.50	none
Western Colorado	34.28	31.96	31.79	28.67	25.81	27.96	26.32	27.77	32.23	30.53	28.76	27.85	B

East of the Rockies	E249 12/17	E250 12/18	E251 12/19	E252 12/22	E253 12/23	E254 12/24	E255 12/26	E256 12/29	E257 12/30	E258 12/31	Mthly Avg
Altamont Yellow Wax	25.06	21.22	18.87	24.91	23.98	20.35	22.71	25.02	24.03	29.60	26.3265
Bonito Sour (Onshore)	35.75	31.75	29.50	35.50	34.75	31.00	33.25	35.75	34.75	40.25	36.8710
Deepwater Sour (Onshore) (30ï¿½)	32.00	28.25	26.00	32.00	31.00	27.50	29.75	32.00	31.00	36.75	33.2500
East Texas	36.50	32.75	30.25	36.25	35.50	31.75	34.25	36.50	35.50	41.00	37.6694
Eugene Island Sour (Onshore)	35.75	31.75	29.50	35.50	34.50	31.00	33.25	35.75	34.75	40.25	36.8548
Heavy Louisiana Sweet (Onshore)	36.00	32.00	29.75	35.75	34.75	31.25	33.50	36.00	35.00	40.50	37.1048
Light Louisiana Sweet (Onshore)	38.50	34.75	32.25	38.50	37.50	33.75	36.25	38.50	37.50	43.00	39.6855
New Mexico Intermediate	36.75	33.00	30.50	36.50	35.75	32.00	34.50	36.75	35.75	41.25	37.9194
New Mexico Sour (34ï¿½)	32.00	28.25	25.75	31.75	31.00	27.25	29.75	32.00	31.00	36.50	33.1694
North Texas Sweet	36.75	33.00	30.50	36.50	35.75	32.00	34.50	36.75	35.75	41.25	37.9194
Oklahoma Sour	32.00	28.25	25.75	31.75	31.00	27.25	29.75	32.00	31.00	36.50	33.1694
Oklahoma Sweet	36.75	33.00	30.50	36.50	35.75	32.00	34.50	36.75	35.75	41.25	37.9194
Rocky Mountain Condensate	18.06	14.22	11.87	17.91	16.98	13.35	15.71	18.02	17.03	22.60	19.2135
South Texas Light Sweet	34.75	31.00	28.50	34.50	33.75	30.00	32.50	34.75	33.75	39.25	35.9194
Southwest Wyoming Sweet	25.06	21.22	18.87	24.91	23.98	20.35	22.71	25.02	24.03	29.60	26.2135
Uinta Basin Black Wax	24.06	20.22	17.87	23.91	22.98	19.35	21.71	24.02	23.03	28.60	25.3265
West Texas Intermediate	36.75	33.00	30.50	36.50	35.75	32.00	34.50	36.75	35.75	41.25	37.9194
West Texas Sour (34ï¿½)	32.00	28.25	25.75	31.75	31.00	27.25	29.75	32.00	31.00	36.50	33.1694
Western Colorado	24.31	20.47	18.12	24.16	23.23	19.60	21.96	24.27	23.28	28.85	25.6329

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.