Google Earth Tools for Site Data Collection
Mean Tide Range.kmlThe difference between mean high water (MHW) and mean low water (MLW) was calculated using NOAA's VDATUM grids. Updated 2021 |
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Spring Tide Range.kml (Great Diurnal)The difference between mean higher high water (MHHW) and mean lower low water (MLLW) was calculated using NOAA's VDATUM grids. Updated 2021 |
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NAVD88 to MLW Conversion Factor:The elevation difference between North American Vertical Datum 1988 (NAVD88) and the local tidal datum of mean low water (MLW) was calculated using NOAA's VDATUM grids. Updated 2021.
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