Datum Conversions - Sewells Pt (SWPV2)
Flood Level	MLLW	MHHW	NAVD88
Zero MLLW	0.00	-2.76	-1.61
Action	4.00	1.24	2.39
Minor	4.50	1.74	2.89
Moderate	5.50	2.74	3.89
Major	6.50	3.74	4.89