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Data Activities

1960 Tsunami

On May 22, 1960 and magnitude 9.5 earthquake occurred off the coast of southern Chili in South America. This earthquake is the largest magnitude ever recorded by instruments. The earthquake caused a tsunami that greatly impacted Chile, and as far away as Hawaii, Philippines and Japan.

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Ozone Over Time

One mission of NOAA’s Global Monitoring Laboratory is to monitor the amount of ozone in the stratosphere. Every year in October there is a dramatic decrease of ozone over the South Pole. This is called the Ozone Hole. Today you will look at ozone data from a Dobson Ozone Spectrometer. NOAA has Dobson instruments at many locations around the world. You will be looking at data from the Dobson located at the South Pole.

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