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Light mag. 3.5 earthquake - 27 km southwest of Whakatane, Bay of Plenty, New Zealand, on Saturday, Mar 18, 2023 at 6:09 pm (GMT +13) -

Light mag. 3.5 earthquake - 27 km southwest of Whakatane, Bay of Plenty, New Zealand, on Saturday, Mar 18, 2023 at 6:09 pm (GMT +13) Light mag. 3.5 earthquake - 27 km southwest of Whakatane, Bay of Plenty, New Zealand, on Saturday, Mar 18, 2023 at 6:09 pm (GMT +13)

Light magnitude 3.5 earthquake at 4 km depth

18 Mar 05:11 UTC: First to report: GEONET (NZ) after 1 minute.
18 Mar 05:12: Magnitude recalculated from 3.6 to 3.5. Hypocenter depth recalculated from 6.3 to 5.6 km (from 3.9 to 3.5 mi).
18 Mar 05:14: Hypocenter depth recalculated from 5.6 to 3.7 km (from 3.5 to 2.3 mi). Epicenter location corrected by 1.6 km (1 mi) towards NE.

Earthquake details

Date & timeMar 18, 2023 05:09:58 UTC -
Local time at epicenterSaturday, Mar 18, 2023 at 6:09 pm (GMT +13)
StatusConfirmed
Magnitude3.5
Depth3.7 km
Epicenter latitude / longitude38.05533°S / 176.69672°E (Kawerau District, Bay of Plenty, New Zealand)
Antipode38.055°N / 3.303°W
Shaking intensityModerate shaking
Felt2 reports
Primary data sourceGEONET (NZ) (Earthquake Commission and Geological Survey, New Zealand)
Nearest volcanoOkataina (Tarawera) (19 km / 12 mi)
Nearby towns and cities5 km (3 mi) N of Kawerau (pop: 6,700) | Show on map | Quakes nearby
14 km (9 mi) SW of Edgecumbe (pop: 1,790) | Show on map | Quakes nearby
27 km (17 mi) WSW of Whakatane (pop: 18,600) | Show on map | Quakes nearby
41 km (25 mi) ENE of Rotorua (pop: 65,900) | Show on map | Quakes nearby
62 km (39 mi) SE of Tauranga (pop: 110,300) | Show on map | Quakes nearby
88 km (55 mi) NE of Taupo (Waikato) (pop: 22,500) | Show on map | Quakes nearby
128 km (79 mi) ESE of Hamilton (Waikato) (pop: 152,600) | Show on map | Quakes nearby
395 km (246 mi) NNE of Wellington (pop: 381,900) | Show on map | Quakes nearby
Weather at epicenter at time of quakeScattered Clouds 21.1°C (70 F), humidity: 82%, wind: 0 m/s (1 kts) from N
Estimated seismic energy released1.1 x 1010 joules (3.12 megawatt hours, equivalent to 2.68 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
3.53.7 kmNew ZealandGEONET (NZ)
3.54 kmNorth Island, New ZealandRaspberryShake
3.54 kmNORTH ISLAND OF NEW ZEALANDEMSC

User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Manawahe / Moderate shaking (MMI V) / vertical swinging (up and down) / 5-10 s (reported through our app)
Kawerau / Moderate shaking (MMI V) : Ground and house shaking vigorously, windows shaking fire place shaking  

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