Île Bonaventure - 02297

Station Information

Code: 02297

Province: Quebec

Location: 48.501111, -64.176

Type: Unknown

Operational: False

Owner: Canadian Hydrographic Service


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 1.16 N/A
Lowest Astronomical Tide 0.08 N/A
Higher High Water Large Tide 1.14 N/A
Lower Low Water Large Tide 0.1 N/A
Higher High Water Mean Tide 1 N/A
Lower Low Water Mean Tide 0.24 N/A
High Water Level 0.97 N/A
Mean Water Level 0.62 N/A
Low Water Level 0.28 N/A

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)
CGVD28 -0.445
Benchmark Number Condition Established Latitude Longitude Unique Label More Info
3-1979 GOOD 1979 48.50164 -64.174617 79L9513 More Info
74L278 GOOD 1991 48.52233 -64.213382 74L278 More Info
91L9021 GOOD 1991 48.50175 -64.174099 91L9021 More Info