Moderate mag. 3.7 earthquake - Tasman Sea, 212 km north of Invercargill, Southland, New Zealand, on Monday, 15 Feb 2021 11:59 am (GMT +13) -
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Moderate magnitude 3.7 earthquake at 6 km depth
14 Feb 23:00 UTC: First to report: GEONET (NZ) after 1 minutes.
14 Feb 23:01: Magnitude recalculated from 3.3 to 3.4.
14 Feb 23:02: Magnitude recalculated from 3.4 to 3.5.
14 Feb 23:26: Magnitude recalculated from 3.5 to 3.7. Hypocenter depth recalculated from 13.0 to 6.1 km (from 8.1 to 3.8 mi). Epicenter location corrected by 13 km (8.2 mi) towards NW.
14 Feb 23:01: Magnitude recalculated from 3.3 to 3.4.
14 Feb 23:02: Magnitude recalculated from 3.4 to 3.5.
14 Feb 23:26: Magnitude recalculated from 3.5 to 3.7. Hypocenter depth recalculated from 13.0 to 6.1 km (from 8.1 to 3.8 mi). Epicenter location corrected by 13 km (8.2 mi) towards NW.
Date & time: 14 Feb 2021 22:59:01 UTC -
Local time at epicenter: Monday, 15 Feb 2021 11:59 am (GMT +13)
Magnitude: 3.7
Depth: 6.1 km
Epicenter latitude / longitude: 44.52764°S / 167.81921°E
(Tasman Sea, Southland, New Zealand)Nearby towns and cities:
18 km (11 mi) NNW of Milford Sound (pop: 435) --> See nearby quakes!
87 km (54 mi) NW of Queenstown (Otago) (pop: 10,400) --> See nearby quakes!
91 km (56 mi) WNW of Arrowtown (Otago) (pop: 2,150) --> See nearby quakes!
99 km (62 mi) N of Te Anau (pop: 2,070) --> See nearby quakes!
212 km (132 mi) NNW of Invercargill (pop: 47,300) --> See nearby quakes!
212 km (132 mi) NNW of Invercargill (pop: 47,300) --> See nearby quakes!
258 km (160 mi) NW of Dunedin (Otago) (pop: 114,300) --> See nearby quakes!
273 km (170 mi) W of Timaru (Canterbury) (pop: 28,000) --> See nearby quakes!
400 km (249 mi) WSW of Christchurch (Canterbury) (pop: 363,900) --> See nearby quakes!
671 km (417 mi) SW of Wellington (pop: 381,900) --> See nearby quakes!
Weather at epicenter at time of quake:
Light Rain
17.6°C (64 F), humidity: 59%, wind: 3 m/s (5 kts) from WSW
Primary data source: GEONET (NZ) (Earthquake Commission and Geological Survey, New Zealand)Light Rain
17.6°C (64 F), humidity: 59%, wind: 3 m/s (5 kts) from WSWEstimated released energy: 2.2 x 1010 joules (6.22 megawatt hours, equivalent to 5.35 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.
| Magnitude | Depth | Location | Source |
| 3.7 | 6.1 km | New Zealand | GEONET (NZ) |
| 3.7 | 6 km | 3.7 SOUTH ISLAND OF NEW ZEALAND | EMSC |
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