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	03/09/21 - 03/15/21	42.68	0.13	0.09	0.39	0.44
WTI	03/16/21 - 03/22/21	43.03	0.13	0.05	0.52	0.53
WTI	03/23/21 - 03/29/21	42.71	0.16	0.04	0.67	0.81
WTI	03/30/21 - 04/05/21	42.89	0.14	0.03	0.58	0.68

Product	Date Range	API	Sulfur	BS&W	Nickel	Vanadium
WTL	03/09/21 - 03/15/21	46.82	0.04	0.03	0.11	0.26
WTL	03/16/21 - 03/22/21	47.72	0.06	0.04	0.18	0.58
WTL	03/23/21 - 03/29/21	47.47	0.05	0.08	0.20	0.63
WTL	03/30/21 - 04/05/21	47.89	0.05	0.04	0.12	0.36

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Investors:	866-230-0745