West Texas Intermediate & Light Crude Quality at ECHO

*Data represented is based on average sample results of individual WTI & WTL batches at ECHO. Individual batch quality may vary.

Product	Date Range	API	Sulfur	BS&W	Nickel	Vanadium
WTI	06/22/21 - 06/28/21	42.43	0.12	0.05	0.52	0.44
WTI	06/29/21 - 07/05/21	42.73	0.11	0.04	0.50	0.43
WTI	07/06/21 - 07/12/21	43.71	0.12	0.03	0.54	0.46
WTI	07/13/21 - 07/19/21	43.14	0.13	0.06	0.56	0.67

Product	Date Range	API	Sulfur	BS&W	Nickel	Vanadium
WTL	06/22/21 - 06/28/21	48.09	0.05	0.04	0.10	0.24
WTL	06/29/21 - 07/05/21	48.40	0.04	0.02	0.10	0.25
WTL	07/06/21 - 07/12/21	48.54	0.04	0.03	0.10	0.32
WTL	07/13/21 - 07/19/21	47.83	0.05	0.03	0.19	0.44

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Investors:	866-230-0745