Overall Green Earthquake alert in New Zealand on 04 Mar 2021 13:27 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 7.3 in New Zealand on 04 Mar 2021 13:27 UTC

2021-03-04 15:12 message from NTWC

Key information extracted from original GTS message :

Evaluation

An earthquake with a preliminary magnitude of 7.3 occurred off the east coast of north ISLAND NEW ZEALAND at 1327 UTC on thursday MARCH 4 2021
Based on all available data the TSUNAMI threat from this earthquake has now passed

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)
Port Tauranga Nz	-37.6	176.2	14: 46	0.03	06
Great Barrier Is N	-36.2	175.5	14: 45	0.15	06
Dart 01000	-38.2	-179.8	13: 38	0.05	04
East Cape Nz	-37.6	178.2	14: 00	0.28	06

Measurements Levels

SOURCE	GAUGE LOCATION	LAT	LON	TIME (UTC)	HEIGHT (m)	PERIOD (min)
PTWC	Port Tauranga Nz	-37.6	176.2	14: 46	0.03	06
PTWC	Great Barrier Is N	-36.2	175.5	14: 45	0.15	06
PTWC	Dart 01000	-38.2	-179.8	13: 38	0.05	04
PTWC	East Cape Nz	-37.6	178.2	14: 00	0.28	06

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