Shewell Island - 08318

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Station Information

Code: 08318

Province: British Columbia

Location: 50.65833, -126.239167

Type: Temporary

Operational: False

Owner: Canadian Hydrographic Service

Heights

Height of tide is the vertical distance between the surface of the sea and chart datum.

Heights - Relative to chart datum
ID Height(m) Date
Highest Astronomical Tide 6.17 N/A
Higher High Water Large Tide 6.1 N/A
Higher High Water Mean Tide 5.07 N/A
High Water Mean Tide 4.81 N/A
Mean Water Level 3.21 N/A
Low Water Mean Tide 1.63 N/A
Lower Low Water Mean Tide 1.14 N/A
Lower Low Water Large Tide -0.01 N/A
Lowest Astronomical Tide -0.1 N/A
Datums

Chart datum is the plane of vertical reference to which all charted depths and drying heights are related. More info

Datum Conversion
Vertical Datum Offset (m)
CGVD2013 -3.1
CGVD28 -3.3

The information contained in this product is established under the CD datum. The CHS does not establish and maintain other vertical datums such as CGVD28, CGVD2013, IGLD (1955) and IGLD (1985). References to these datums represent the best available information, to be used with caution and sound judgment where required, but it is not intended to be used for navigation.

Benchmarks
Benchmark Number Elevation (m) Unique Label Established Condition Latitude Longitude More Info
M22C9030 8.753 M22C9030 2022 NEW 50.65842 -126.23917 More Info
M22C9031 5.66 M22C9031 2022 NEW 50.65831 -126.23923 More Info
M22C9032 5.661 M22C9032 2022 NEW 50.65843 -126.23908 More Info
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