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Moderate mag. 5.5 earthquake - South of Kermadec Islands on Tuesday, 8 September 2015

Moderate mag. 5.5 earthquake  - South of Kermadec Islands on Tuesday, 8 September 2015
8 Sep 09:10 UTC: First to report: GFZ after 50 minutes.
Sep 9 10:10: Magnitude recalculated from 5.7 to 5.5.
Hypocenter depth recalculated from 10.0 to 18.0 km.
Date & time: Tuesday, 8 September 2015 08:19 UTC
Magnitude: 5.5
Depth: 18.0 km
Epicenter latitude / longitude: 33.07°S / 178.51°W (New Zealand)
Nearest volcano: Volcano W (153 km / 95 mi)
Primary data source: GFZ
Estimated released energy: 1.1 x 1013 joules (3.12 gigawatt hours, equivalent to 2682 tons of TNT or 0.2 atomic bombs!) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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.
TimeMag. / DepthLocationSource
Tue, 8 Sep 08:19 UTCM 5.5 / 18 kmSouth of Kermadec IslandsGFZ
2015-09-07 20:19:53 -12:00 (8 Sep 08:19:53 UTC)M 5.5 / 11 km- 199km SSE of L'Esperance Rock, New ZealandUSGS
Tue, 8 Sep 08:19 UTCM 5.5 / 10 kmSOUTH OF KERMADEC ISLANDSEMSC
Tue, 8 Sep 08:20 UTCM 5.6 / 50 kmS of Kermadec IslandsGeoAu

shake map
(shakemap: USGS)

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 yet. If you felt it be the first to report it!

Aftershocks of the 5.5 quake: South of Kermadec Islands, 8 Sep 2015 08:19

More info
Recorded aftershocks, latest first (3 quakes):
  • 03 Oct 2015 04:14 UTC
    | M 5.1 |
    10 km (6.2 mi) depth
    |
    20 km (12 mi) distance
    | EMSC | Details
  • 14 Sep 2015 14:53 UTC
    | M 5.1 |
    59 km (36.7 mi) depth
    |
    8 km (5 mi) distance
    | GeoAu | Details
  • 11 Sep 2015 08:47 UTC
    | M 5.0 |
    9.1 km (5.7 mi) depth
    |
    27 km (17 mi) distance
    | USGS | Details

Earlier earthquakes in the same area

Moderate mag. 5.5 earthquake - South of Kermadec Islands on Tuesday, 8 September 2015
 

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