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Light mag. 3.7 earthquake - Tasman Sea, 178 km west of Invercargill, Southland, New Zealand, on Wednesday, Jan 25, 2023 at 4:59 pm (GMT +13) -

Light mag. 3.7 earthquake - Tasman Sea, 178 km west of Invercargill, Southland, New Zealand, on Wednesday, Jan 25, 2023 at 4:59 pm (GMT +13) Light mag. 3.7 earthquake - Tasman Sea, 178 km west of Invercargill, Southland, New Zealand, on Wednesday, Jan 25, 2023 at 4:59 pm (GMT +13)

Light magnitude 3.7 earthquake at 12 km depth

25 Jan 04:01 UTC: First to report: GEONET (NZ) after 1 minute.
25 Jan 04:02: Magnitude recalculated from 2.8 to 3.7. Hypocenter depth recalculated from 14.4 to 5.0 km (from 8.9 to 3.1 mi). Epicenter location corrected by 62 km (39 mi) towards W.
25 Jan 04:03: Magnitude recalculated from 3.7 to 3.8.
25 Jan 04:05: Magnitude recalculated from 3.8 to 3.7. Hypocenter depth recalculated from 5.0 to 12.0 km (from 3.1 to 7.5 mi). Epicenter location corrected by 13 km (7.9 mi) towards ENE.

Earthquake details

Date & timeJan 25, 2023 03:59:47 UTC -
Local time at epicenterWednesday, Jan 25, 2023 at 4:59 pm (GMT +13)
StatusConfirmed
Magnitude3.7
Depth12.0 km
Epicenter latitude / longitude46.27314°S / 166.03836°E (Tasman Sea, New Zealand)
Antipode46.273°N / 13.962°W
Shaking intensityLight shaking near epicenter
Felt0 reports
Primary data sourceGEONET (NZ) (Earthquake Commission and Geological Survey, New Zealand)
Nearby towns and cities128 km (79 mi) W of Tuatapere (pop: 696) | Show on map | Quakes nearby
152 km (94 mi) W of Otautau (pop: 745) | Show on map | Quakes nearby
152 km (95 mi) W of Riverton (pop: 1,650) | Show on map | Quakes nearby
161 km (100 mi) SW of Te Anau (pop: 2,930) | Show on map | Quakes nearby
177 km (110 mi) W of Winton (pop: 2,190) | Show on map | Quakes nearby
178 km (111 mi) W of Invercargill (pop: 47,300) | Show on map | Quakes nearby
180 km (112 mi) W of Bluff (pop: 1,940) | Show on map | Quakes nearby
893 km (555 mi) SW of Wellington (pop: 381,900) | Show on map | Quakes nearby
159 km (99 mi) WNW of Stewart Island (pop: 387) | Show on map | Quakes nearby
Weather at epicenter at time of quakeBroken Clouds 18.1°C (65 F), humidity: 62%, wind: 8 m/s (15 kts) from WNW
Estimated seismic energy released2.2 x 1010 joules (6.22 megawatt hours, equivalent to 5.35 tons of TNT) | about seismic energy
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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.
Mag.DepthLocationSource
3.712 kmNew ZealandGEONET (NZ)
3.712 kmNew Zealand: Off W. Coast of S. Island, N.Z.RaspberryShake
3.712 kmNew Zealand: OFF W. COAST OF S. ISLAND, N.Z.EMSC

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.

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