Light mag. 4.2 earthquake - South Taranaki District, 50 km north of Wanganui, Manawatu-Wanganui, New Zealand, on Friday, 9 Apr 2021 4:55 pm (GMT +12) -
Light magnitude 4.2 earthquake at 91 km depth
9 Apr 04:57 UTC: First to report: GEONET (NZ) after 1 minute.
9 Apr 04:58: Magnitude recalculated from 3.8 to 4.0.
9 Apr 05:02: Magnitude recalculated from 4.0 to 4.2. Hypocenter depth recalculated from 72.4 to 90.3 km (from 45 to 56 mi). Epicenter location corrected by 2.1 km (1.3 mi) towards NE.
9 Apr 05:13: Hypocenter depth recalculated from 90.3 to 90.8 km (from 56 to 56 mi). Epicenter location corrected by 1.5 km (0.9 mi) towards SSW.
Update Fri, 9 Apr 2021, 05:03Magnitude 4.2 earthquake strikes near Wanganui, Wanganui District, Manawatu-Wanganui, New Zealand
4.2 quake 9 Apr 4:55 pm (GMT +12)
A magnitude 4.2 earthquake near Wanganui, Wanganui District, Manawatu-Wanganui, New Zealand, was reported only 7 minutes ago by New Zealand's Earthquake Commission and Geological Survey (GeoNet), considered the main national agency that monitors seismic activity in New Zealand. The earthquake occurred at an intermediate depth of 90.3 km beneath the epicenter in the afternoon on Friday 9 April 2021 at 4:55 pm local time. The exact magnitude, epicenter, and depth of the quake might be revised within the next few hours or minutes as seismologists review data and refine their calculations, or as other agencies issue their report.
Our monitoring service identified a second report from the European-Mediterranean Seismological Centre (EMSC) which listed the quake at magnitude 4.0.
Towns or cities near the epicenter where the quake might have been felt as very weak shaking include Waverley (pop. 920) located 39 km from the epicenter, Patea (pop. 1,300) 47 km away, Wanganui (pop. 40,300) 51 km away, Eltham (pop. 2,200) 53 km away, Hawera (pop. 11,100) 55 km away, New Plymouth (pop. 49,200) 85 km away, and New Plymouth (pop. 49,200) 85 km away.
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Date & time: 9 Apr 2021 04:55:50 UTC -
Local time at epicenter:
Friday, 9 Apr 2021 4:55 pm (GMT +12)
Depth: 90.8 km
Epicenter latitude / longitude: 39.49807°S / 174.90421°E
(South Taranaki District
, New Zealand
Nearest volcano: Ruapehu
(61 km / 38 mi)
Nearby towns and cities:38 km (24 mi) NE of Waverley
(pop: 919) --> See nearby quakes!46 km (29 mi) NE of Patea
(pop: 1,290) --> See nearby quakes!50 km (31 mi) NNW of Wanganui (Manawatu-Wanganui)
(pop: 40,300) --> See nearby quakes!52 km (33 mi) E of Eltham
(pop: 2,240) --> See nearby quakes!54 km (34 mi) E of Hawera
(pop: 11,100) --> See nearby quakes!85 km (53 mi) SE of New Plymouth
(pop: 49,200) --> See nearby quakes!85 km (53 mi) SE of New Plymouth
(pop: 49,200) --> See nearby quakes!113 km (70 mi) NNW of Palmerston North (Manawatu-Wanganui)
(pop: 76,000) --> See nearby quakes!199 km (124 mi) N of Wellington
(pop: 381,900) --> See nearby quakes!279 km (173 mi) S of Manukau (Auckland)
(pop: 362,000) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds 18.5°C
(65 F), humidity: 80%, wind: 2 m/s (3 kts) from ESE
Primary data source: GEONET (NZ)
(Earthquake Commission and Geological Survey, New Zealand)
Estimated released energy: 1.3 x 1011
joules (35 megawatt hours, equivalent to 30.1 tons of TNT) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
|4.2||91 km||New Zealand||GEONET (NZ)|
|4.0||72 km||4.0 NORTH ISLAND OF NEW ZEALAND||EMSC|
User reports for this quake (3)
200.2 km S of epicenter [Map]
/ not felt (reported through our app)
Normanby / not felt
One Tree Point, bream bay, Whangarei / not felt
Earlier earthquakes in the same area since 1900
Map of earlier quakes