Overall Orange Earthquake alert in United States on 29 Jul 2021 06:15 UTC

GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve alerts, information exchange and coordination in the first phase after major sudden-onset disasters.

M 8.2 Earthquake and Tsunami (2.6 m) in United States on 29 Jul 2021 06:15 UTC

2021-07-29 08:34 message from NTWC

Tsunami Observations

The following are tsunami wave observations from coastal and/or deep-ocean sea level gauges at the indicated locations the maximum tsunami height is measured with respect to the normal tide level

GAUGE LOCATION	LAT	LON	TIME (UTC)	HEIGHT (m)	PERIOD (min)
Sand Point (Alaska)	55.33	-160.49	00:42	0.15	-
Old Harbor (Alaska)	57.2	-153.31	00:57	0.21	-

Measurements Levels

SOURCE	GAUGE LOCATION	LAT	LON	TIME (UTC)	HEIGHT (m)	PERIOD (min)
NTWC	Sand Point (Alaska)	55.33	-160.49	00:42	0.15	-
NTWC	Old Harbor (Alaska)	57.2	-153.31	00:57	0.21	-

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