Datum Conversions - Oyster VA (CCHV2)
Flood Level	MLLW	MHHW	NAVD88
Zero MLLW	0.00	-5.04	N/A
Action	6.50	1.46	N/A
Minor	7.00	1.96	N/A
Moderate	7.50	2.46	N/A
Major	8.50	3.46	N/A