| Meters relative to MHHW | Feet relative to MHHW | Datum |
NOS Major
|
1.25
|
4.1
|
NOS Major Flood Threshold
|
NOS Moderate
|
0.86
|
2.82
|
NOS Moderate Flood Threshold
|
NOS Minor
|
0.58
|
1.9
|
NOS Minor Flood Threshold
|
MHHW
|
0.0
|
0.0
|
Mean Higher-High Water
|
MHW
|
-0.107
|
-0.35
|
Mean High Water
|
DTL
|
-1.0
|
-3.28
|
Mean Diurnal Tide Level
|
MTL
|
-1.024
|
-3.36
|
Mean Tide Level
|
MSL
|
-0.995
|
-3.26
|
Mean Sea Level
|
MLW
|
-1.942
|
-6.37
|
Mean Low Water
|
MLLW
|
-1.999
|
-6.56
|
Mean Lower-Low Water
|
NAVD88
|
-0.834
|
-2.74
|
North American Vertical Datum
|
User Specified Elevation
in
relative to
|