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My uneducated guess would be that some of these places have been getting more than usual rainfall. this could loosen the soil which had previously bridged the gap or rain was washing out from underneath.
Originally posted by JJBB22
Hmm has anyone noticed all the sinkholes opening up lately China, So Cal , Florida etc?
Does anyone know if these sinkholes and even crevices, would have anything to do with Earthquakes? Frequencies?
Originally posted by muzzy
reply to post by kiwitina948
Felt that one here on the Kapiti Coast
Almost the same feeling as the Darfield 7.1. It was just a very weak rocking (under the couch this time). Like the 7.1 I looked around to see if it was the cat playing around with the furniture but she was sleeping on another chair.
We are 510km away
Reference Number 3380101/G
Universal Time September 29 2010 at 4:14
NZ Daylight Time Wednesday, September 29 2010 at 5:14 pm
Latitude, Longitude 36.68°S, 177.29°E
Focal Depth 280 km
Richter magnitude 6.4 ML
Region Raukumara Plain
* 90 km north of White Island
* 120 km north of Te Kaha
* 150 km north of Whakatane
* 230 km east of Auckland
USGS have it at 5.3mb. Geofon 5.2mb on the main list but 5.3mb on the event page
The Geofon NZ station phase magnitude readings are interesting compared to the USGS (same place different machine) the further away the higher the reading
Stat Net Geomb, GeoML ~ USGS Mag (Unk.type)
URZ NZ 0.0, 5.4 ~ 4.5
HIZ NZ 0.0, 5.2 ~ 4.5
BKZ NZ 0.0, 6.2 ~ 4.6
WPVZ NZ 0.0, 5.8 ~
OUZ NZ 0.0, 6.1 ~ 4.6
BFZ NZ 0.0, 6.5 ~ 5.9
SNZO IU 0.0, 6.6 ~ 5.7
QRZ NZ 6.6, 6.7 ~ 5.8
KHZ NZ 7.0, 7.0 ~ 5.8
RPZ NZ 6.0, 6.9 ~ 5.7
ODZ NZ 5.8, 0.0 ~
Whats really weird is the distances at which it was felt www.geonet.org.nz...
some of the Christchurch ones might be mistaken local aftershocks from Sept 4, but look at those others
MM4 Wellington 235, Palmerston North 22
5.3 my arse
Originally posted by freetree64
A little late, but yeah you got it, check my previous post, and heres the Panama Seismo....
Plus the previous 6.9 mag in the gulf of CA, as reported by OP in the other thread.....