Moderate mag. 3.7 earthquake - South Pacific Ocean, 11 km east of Christchurch, Canterbury, New Zealand, on 8 May 5:14 am (GMT +12) -

Moderate mag. 3.7 earthquake - South Pacific Ocean, 11 km east of Christchurch, Canterbury, New Zealand, on 8 May 5:14 am (GMT +12)

Moderate magnitude 3.7 earthquake at 6 km depth

7 May 17:16 UTC: First to report: GEONET (NZ) after 1 minute.
7 May 17:20: Hypocenter depth recalculated from 11.3 to 6.3 km (from 7 to 3.9 mi). Epicenter location corrected by 2.9 km (1.8 mi) towards E.
Date & time: May 7, 2021 17:14:51 UTC -
Local time at epicenter: 8 May 5:14 am (GMT +12)
Magnitude: 3.7
Depth: 6.3 km
Epicenter latitude / longitude: 43.53695°S / 172.77565°E (South Pacific Ocean, New Zealand)
Antipode: 43.537°N / 7.224°W
Nearby towns and cities:
11 km (7 mi) E of Christchurch (pop: 363,900) --> See nearby quakes!
21 km (13 mi) SSE of Kaiapoi (pop: 10,200) --> See nearby quakes!
22 km (13 mi) ENE of Prebbleton (pop: 3,600) --> See nearby quakes!
30 km (19 mi) SSE of Rangiora (pop: 18,400) --> See nearby quakes!
32 km (20 mi) E of Rolleston (pop: 3,120) --> See nearby quakes!
43 km (26 mi) S of Amberley (pop: 1,110) --> See nearby quakes!
46 km (29 mi) NE of Leeston (pop: 1,270) --> See nearby quakes!
55 km (34 mi) ESE of Oxford (pop: 1,780) --> See nearby quakes!
93 km (58 mi) ENE of Ashburton (pop: 30,100) --> See nearby quakes!
299 km (186 mi) SSW of Wellington (pop: 381,900) --> See nearby quakes!
32 km (20 mi) SW of Pegasus Island (pop: 350) --> See nearby quakes!
156 km (97 mi) ESE of South Island (pop: 1,135,500) --> See nearby quakes!
Primary data source: GEONET (NZ) (Earthquake Commission and Geological Survey, New Zealand)
Estimated released energy: 2.2 x 1010 joules (6.22 megawatt hours, equivalent to 5.35 tons of TNT) More info
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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
3.76.3 kmNew ZealandGEONET (NZ)
3.76 km3.7 SOUTH ISLAND OF NEW ZEALANDEMSC

User reports for this quake (30)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Christchurch, Canterbury (9.6 km W of epicenter) [Map] / Very weak shaking (MMI II) / horizontal (sideways) swinging : Woke me from sleep, felt bed rocking side to side I just drifted back to sleep after as I knew it was nothing to fear (reported through our app)  
near Christchurch, Canterbury (1.5 km ENE of epicenter) [Map] / Moderate shaking (MMI V) / 2-5 s : Short  
Christchurch, Canterbury (8.7 km NW of epicenter) [Map] / Light shaking (MMI IV) (reported through our app)
Christchurch, Canterbury (13.8 km WSW of epicenter) [Map] / not felt
Christchurch, Canterbury (11.1 km W of epicenter) [Map] / Light shaking (MMI IV) / 1-2 s : Woke up at 5:14am by shaking in bed on the 1st floor  
Sudima hotel Christchurch (6.7 km SSE of epicenter) [Map] / Very weak shaking (MMI II) / single lateral shake / 2-5 s
Christchurch, Canterbury (4.8 km NW of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
Christchurch, Canterbury (6.7 km WNW of epicenter) [Map] / Moderate shaking (MMI V) : Loud an rattled (reported through our app)  
Christchurch central / Light shaking (MMI IV) / rattling, vibrating / 5-10 s
Christchurch city centre / Light shaking (MMI IV) / 2-5 s
Home / Very weak shaking (MMI II) / rattling, vibrating / 1-2 s : Heard the door rattling  
186 Keyes rd / Moderate shaking (MMI V) / rattling, vibrating / 2-5 s
Christchurch (9.5 km WNW of epicenter) [Map] / Light shaking (MMI IV) / horizontal (sideways) swinging / 10-15 s
Christchurch / Moderate shaking (MMI V) / horizontal (sideways) swinging / 5-10 s : Woke me up. Strong shaking.  
Christchurch central / Light shaking (MMI IV) / rattling, vibrating / 5-10 s
Christchurch / Light shaking (MMI IV) / rattling, vibrating / 2-5 s : Like a truck went past but no truck just the sound of the house moving. It was the sound of the house that made me realise what was happening.  
Merivale / Very weak shaking (MMI II) / horizontal (sideways) swinging / 2-5 s : Bed started to shake  
Christchurch / Weak shaking (MMI III) / horizontal (sideways) swinging / 2-5 s
South New Brighton / Light shaking (MMI IV)
14 seddon street / Moderate shaking (MMI V) / horizontal (sideways) swinging / 5-10 s
Christchurch city / Weak shaking (MMI III) / rattling, vibrating / 10-15 s
Christchurch / Weak shaking (MMI III) / rattling, vibrating / 2-5 s
Christchurch (7.6 km WNW of epicenter) [Map] / Weak shaking (MMI III) (reported through our app)
Christchurch, Linwood / Moderate shaking (MMI V) / vibration and rolling / 2-5 s
New Brighton Christchurch / Light shaking (MMI IV) / rattling, vibrating / 5-10 s : Loud preshake noise, solid shaking, with after rumbling. Rebuilt house movement.  
198A England Street, Christchurch / Light shaking (MMI IV) / horizontal (sideways) swinging
Christchurch / Light shaking (MMI IV) / horizontal (sideways) swinging / 5-10 s
Christchurch / Weak shaking (MMI III) / horizontal (sideways) swinging / 5-10 s
Cashmere / Very weak shaking (MMI II) / rattling, vibrating / 1-2 s
Christchurch (8.5 km WSW of epicenter) [Map] / Very weak shaking (MMI II) / horizontal (sideways) swinging / very short : very light and quick (reported through our app)  
  • Christchurch Addington near Tower Junction. Sharp
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