Minor mag. 1.8 earthquake - 3.8 km southeast of Seddon, Marlborough District, New Zealand, on Tuesday, 29 Dec 2020 2:50 am (GMT +13) -
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Minor magnitude 1.8 earthquake at 7 km depth
28 Dec 13:51 UTC: First to report: GEONET (NZ) after 1 minutes.
28 Dec 13:52: Magnitude recalculated from 1.4 to 1.8. Hypocenter depth recalculated from 9.9 to 7.2 km (from 6.2 to 4.5 mi). Epicenter location corrected by 2.3 km (1.4 mi) towards NNE.
28 Dec 13:52: Magnitude recalculated from 1.4 to 1.8. Hypocenter depth recalculated from 9.9 to 7.2 km (from 6.2 to 4.5 mi). Epicenter location corrected by 2.3 km (1.4 mi) towards NNE.
Date & time: 28 Dec 2020 13:50:10 UTC -
Local time at epicenter: Tuesday, 29 Dec 2020 2:50 am (GMT +13)
Magnitude: 1.8
Depth: 7.2 km
Epicenter latitude / longitude: 41.69041°S / 174.11664°E
(Marlborough District, Marlborough, New Zealand)Nearby towns and cities:
4 km (2 mi) SE of Seddon (pop: 511) --> See nearby quakes!
24 km (15 mi) SE of Blenheim (pop: 26,600) --> See nearby quakes!
71 km (44 mi) SW of Wellington (pop: 381,900) --> See nearby quakes!
84 km (52 mi) SE of Nelson (pop: 59,200) --> See nearby quakes!
85 km (53 mi) SW of Lower Hutt (Wellington) (pop: 101,200) --> See nearby quakes!
87 km (54 mi) SW of Porirua (Wellington) (pop: 50,900) --> See nearby quakes!
99 km (62 mi) SW of Upper Hutt (Wellington) (pop: 38,400) --> See nearby quakes!
114 km (71 mi) SW of Paraparaumu (Wellington) (pop: 25,300) --> See nearby quakes!
194 km (121 mi) SW of Palmerston North (Manawatu-Wanganui) (pop: 76,000) --> See nearby quakes!
211 km (131 mi) SSW of Wanganui (Manawatu-Wanganui) (pop: 40,300) --> See nearby quakes!
Weather at epicenter at time of quake:
Clear Sky
8.3°C (47 F), humidity: 87%, wind: 2 m/s (4 kts) from SW
Primary data source: GEONET (NZ) (Earthquake Commission and Geological Survey, New Zealand)Clear Sky
8.3°C (47 F), humidity: 87%, wind: 2 m/s (4 kts) from SWEstimated released energy: 3.2 x 107 joules (8.78 kilowatt hours) 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 |
| M 1.8 | 7.2 km | New Zealand | GEONET (NZ) |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
At magnitude 1.8, this quake was too small to be felt by humans, but it was recorded instrumentally.
