Weak mag. 3.2 earthquake - 46 mi southwest of Hilo, Hawaii County, USA, on Wednesday, 17 Mar 2021 12:25 am (GMT -10) -
Weak magnitude 3.2 earthquake at 33 km depth
17 Mar 10:29 UTC: First to report: USGS after 4 minutes.
17 Mar 10:31: Magnitude recalculated from 3.8 to 3.3.
17 Mar 10:54: Hypocenter depth recalculated from 3.3 to 32.6 km (from 2.1 to 20 mi). Epicenter location corrected by 32 km (20 mi) towards SSE.
Update Wed, 17 Mar 2021, 10:33Small magnitude 3.3 quake hits 46 miles southwest of Hilo, Hawaii, United States after midnight
3.3 quake 17 Mar 12:25 am (GMT -10)
A moderately shallow magnitude 3.3 earthquake was reported after midnight near Hilo, Hawaii County, Hawaii, USA.
According to the United States Geological Survey, the quake hit on Wednesday 17 March 2021 at 12:25 am local time at a moderately shallow depth of 20 miles. 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 3.3 as well.
Towns or cities near the epicenter where the quake might have been felt as very weak shaking include Pāhala (pop. 1,400) located 2 miles from the epicenter. In Hawaiian Ocean View (pop. 4,400, 20 miles away), Volcano Village (pop. 2,600, 24 miles away), Mountain View (pop. 3,900, 36 miles away), Hawaiian Paradise Park (pop. 11,400, 44 miles away), Holualoa (pop. 8,500, 44 miles away), Hilo (pop. 43,300, 46 miles away), and Kalaoa (pop. 9,600, 51 miles away), the quake was probably not felt.
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Date & time: 17 Mar 2021 10:25:19 UTC -
Local time at epicenter:
Wednesday, 17 Mar 2021 12:25 am (GMT -10)
Depth: 32.6 km
Epicenter latitude / longitude: 19.172°N / 155.47517°W
, United States
Nearest volcano: Kilauea
(33 km / 21 mi)
Nearby towns and cities:3 km (2 mi) S of Pāhala
(pop: 1,360) --> See nearby quakes!33 km (20 mi) ENE of Hawaiian Ocean View
(pop: 4,440) --> See nearby quakes!39 km (24 mi) SW of Volcano Village
(pop: 2,580) --> See nearby quakes!58 km (36 mi) SW of Mountain View
(pop: 3,920) --> See nearby quakes!70 km (44 mi) SE of Holualoa (Hawaii County)
(pop: 8,540) --> See nearby quakes!71 km (44 mi) SW of Hawaiian Paradise Park (Hawaii County)
(pop: 11,400) --> See nearby quakes!74 km (46 mi) SSW of Hilo
(pop: 43,300) --> See nearby quakes!82 km (51 mi) SE of Kalaoa (Hawaii County)
(pop: 9,640) --> See nearby quakes!332 km (206 mi) SE of East Honolulu
(pop: 49,900) --> See nearby quakes!344 km (214 mi) SE of Honolulu
(pop: 371,700) --> See nearby quakes!
Weather at epicenter at time of quake:
Few Clouds 13.2°C
(56 F), humidity: 86%, wind: 1 m/s (2 kts) from W
Primary data source: USGS
(United States Geological Survey)
Estimated released energy: 4 x 109
joules (1.11 megawatt hours, equivalent to 0.951 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.
|3.2||33 km||Island of Hawaii, Hawaii, USA||USGS|
|3.7||35 km||ISLAND OF HAWAII, HAWAII, USA||EMSC|
User reports for this quake (4)
Ainaloa (63.8 km NE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
Volcano,HI / Very weak shaking (MMI II) / 1-2 s
Hakalau / Light shaking (MMI IV)
96750 / Light shaking (MMI IV)
Earlier earthquakes in the same area
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