Busy Day at the Pacific Rim of Fire
Posted by feww on September 4, 2013
M6.5 quake strikes near Atka, Alaska
Strong quake measuring 6.5Mw struck about 77km (48mi) SSW of Atka, Alaska at 02:32 UTC, Wednesday, September 4, 2013.
The quake was centered at 51.592°N 174.760°W, and struck about 39.9km (24.8mi) deep, USGS/EHP reported.
NO tsunami reported.
Two significant aftershocks followed the mainshock, as of posting.
- 5.5Mw + 78km SSW of Atka, Alaska 2013-09-04 13:16:31 UTC+09:00 D=34.6 km
- 5.2Mw + 80km SW of Atka, Alaska 2013-09-04 14:15:56 UTC+09:00 D=44.8 km
The quake followed similar size shocks that struck Izu Islands, Japan Region and Bella Bella, Canada since late Tuesday.
Pacific Ring of Fire – Earthquake Location Map No. 2, Sept. 4, 2013. at 06:10UTC. Image source: USGS/EHP.
Pacific Ring of Fire – Earthquake Location Map No.1, Sept. 4, 2013 at 01:20UTC. Image source: USGS/EHP.
Fire Earth 
feww said
M 6.1 – 79km SSW of Atka, Alaska
Time: 2013-09-15 16:21:36 UTC
Location: 51.546°N 174.678°W
Depth: 22.3km
feww said
Strong – significant aftershocks continue to strike near Atka, Alaska
–> M5.9 about 87km SSW of Atka, Alaska 2013-09-04 15:16:50UTC+09:00; depth=25.2 km
–> M6.2 about 88km SW of Atka, Alaska [51.570°N 174.986°W] 2013-09-04 15:27:05 UTC+09:00; depth=32.8 km
–>M5.2 about 80km SSW of Atka, Alaska 2013-09-04 15:54:16 UTC+09:00; depth=41.6 km
[USGS]