Mean Sea Level Trend
080-081 Daugavgriva, Latvia

chart: Mean Sea Level Trend, 080-081 - Daugavgriva, Latvia
The mean sea level trend is 0.16 millimeters/year with a 95% confidence interval of +/- 0.99 mm/yr based on monthly mean sea level data from 1872 to 1938 which is equivalent to a change of 0.05 feet in 100 years.

[Based on 1 reading per day for 1872-1929 and 1937. Possible datum shift after 1920]

Source Data & Additional Metadata

The plot shows the monthly mean sea level without the regular seasonal fluctuations due to coastal ocean temperatures, salinities, winds, atmospheric pressures, and ocean currents. The long-term linear trend is also shown, including its 95% confidence interval. The plotted values are relative to the most recent Mean Sea Level datum established by CO-OPS. The calculated trends for all stations are available as a table in millimeters/year or a table in feet/century (0.3 meters = 1 foot).

If present, solid vertical lines indicate times of any major earthquakes in the vicinity of the station and dashed vertical lines bracket any periods of questionable data.


Products available at 080-081 Daugavgriva, Latvia

There are no additional products available for the non-CO-OPS global station: 080-081 Daugavgriva, Latvia.
Sea Level Trends - Daugavgriva, Latvia - NOAA Tides & Currents