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

North America Crude Oil Marketing - April 2008 Summary East of the Rockies Bulletins 08-E64 to 08-E85, 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	E64 04/01	E65 04/02	E66 04/03	E67 04/04	E68 04/07	E69 04/08	E70 04/09	E71 04/10	E72 04/11	E73 04/14	E74 04/15	E75 04/16	Gvty Adj*
Altamont Yellow Wax	87.98	91.83	90.83	93.23	97.09	96.50	98.87	98.11	98.14	99.76	101.79	102.93	B
Bonito Sour (Onshore)	99.25	103.00	102.00	104.50	107.25	106.75	109.00	108.25	108.25	110.00	112.00	113.00	A
Deepwater Sour (Onshore) (30ï¿½)	93.25	97.00	96.00	98.50	101.25	100.75	103.00	102.25	102.50	104.00	106.00	107.25	F,G
East Texas	97.50	101.25	100.25	102.75	105.50	105.00	107.25	106.50	106.50	108.25	110.25	111.25	none
Eugene Island Sour (Onshore)	99.00	102.75	101.75	104.25	107.00	106.50	108.75	108.00	108.00	109.75	111.75	112.75	A
Heavy Louisiana Sweet (Onshore)	102.50	106.25	105.25	107.75	110.50	110.00	112.25	111.50	111.50	113.25	115.25	116.50	A
Light Louisiana Sweet (Onshore)	103.00	106.75	105.75	108.25	111.00	110.50	112.75	112.00	112.00	113.75	115.75	116.75	A
New Mexico Intermediate	97.75	101.50	100.50	103.00	105.75	105.25	107.50	106.75	106.75	108.50	110.50	111.50	none
New Mexico Sour (34ï¿½)	93.00	96.75	95.75	98.25	101.00	100.50	102.75	102.00	102.00	103.75	105.75	106.75	none
North Texas Sweet	97.75	101.50	100.50	103.00	105.75	105.25	107.50	106.75	106.75	108.50	110.50	111.50	none
Oklahoma Sour	93.00	96.75	95.75	98.25	101.00	100.50	102.75	102.00	102.00	103.75	105.75	106.75	none
Oklahoma Sweet	97.75	101.50	100.50	103.00	105.75	105.25	107.50	106.75	106.75	108.50	110.50	111.50	none
Rocky Mountain Condensate	79.98	83.83	82.83	85.23	88.09	87.50	89.87	89.11	89.14	90.76	92.79	93.93	H
South Texas Light Sweet	95.75	99.50	98.50	101.00	103.75	103.25	105.50	104.75	104.75	106.50	108.50	109.50	none
Southwest Wyoming Sweet	92.48	96.33	95.33	97.73	100.59	100.00	102.37	101.61	101.64	103.26	105.29	106.43	E
Uinta Basin Black Wax	86.98	90.83	89.83	92.23	96.09	95.50	97.87	97.11	97.14	98.76	100.79	101.93	B
West Texas Intermediate	97.75	101.50	100.50	103.00	105.75	105.25	107.50	106.75	106.75	108.50	110.50	111.50	none
West Texas Sour (34ï¿½)	93.00	96.75	95.75	98.25	101.00	100.50	102.75	102.00	102.00	103.75	105.75	106.75	none
Western Colorado	89.48	93.33	92.33	94.73	97.59	97.00	99.37	98.61	98.64	100.26	102.29	103.43	B

East of the Rockies	E76 04/17	E77 04/18	E78 04/21	E79 04/22	E80 04/23	E81 04/24	E82 04/25	E83 04/28	E84 04/29	E85 04/30	Mthly Avg
Altamont Yellow Wax	102.86	104.69	105.48	107.37	106.30	104.06	106.52	106.75	103.63	101.46	100.3780
Bonito Sour (Onshore)	113.00	114.75	115.75	117.50	116.50	114.25	116.75	117.00	113.75	111.50	110.7500
Deepwater Sour (Onshore) (30ï¿½)	107.00	109.00	109.75	111.50	110.50	108.25	110.75	111.00	107.75	105.75	104.8167
East Texas	111.25	113.00	114.00	115.75	114.75	112.50	115.00	115.25	112.00	110.00	109.0083
Eugene Island Sour (Onshore)	112.75	114.50	115.50	117.25	116.25	114.00	116.50	116.75	113.50	111.50	110.5083
Heavy Louisiana Sweet (Onshore)	116.25	118.25	119.00	120.75	119.75	117.50	120.00	120.25	117.00	115.00	114.0417
Light Louisiana Sweet (Onshore)	116.75	118.50	119.50	121.25	120.25	118.00	120.50	120.75	117.50	115.25	114.5000
New Mexico Intermediate	111.50	113.25	114.25	116.00	115.00	112.75	115.25	115.50	112.25	110.25	109.2583
New Mexico Sour (34ï¿½)	106.75	108.50	109.50	111.25	110.25	108.00	110.50	110.75	107.50	105.50	104.5083
North Texas Sweet	111.50	113.25	114.25	116.00	115.00	112.75	115.25	115.50	112.25	110.25	109.2583
Oklahoma Sour	106.75	108.50	109.50	111.25	110.25	108.00	110.50	110.75	107.50	105.50	104.5083
Oklahoma Sweet	111.50	113.25	114.25	116.00	115.00	112.75	115.25	115.50	112.25	110.25	109.2583
Rocky Mountain Condensate	93.86	95.69	96.48	98.37	97.30	95.06	97.52	97.75	94.63	92.46	91.5780
South Texas Light Sweet	109.50	111.25	112.25	114.00	113.00	110.75	113.25	113.50	110.25	108.25	107.2583
Southwest Wyoming Sweet	106.36	108.19	108.98	110.87	109.80	107.56	110.02	110.25	107.13	104.96	104.0780
Uinta Basin Black Wax	101.86	103.69	104.48	106.37	105.30	103.06	105.52	105.75	102.63	100.46	99.3780
West Texas Intermediate	111.50	113.25	114.25	116.00	115.00	112.75	115.25	115.50	112.25	110.25	109.2583
West Texas Sour (34ï¿½)	106.75	108.50	109.50	111.25	110.25	108.00	110.50	110.75	107.50	105.50	104.5083
Western Colorado	103.36	105.19	105.98	107.87	106.80	104.56	107.02	107.25	104.13	101.96	101.0780

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.