Foreshocks and Aftershocks of Magnitude 5.3 COLORADO Earthquake, 2011 August 23

An earthquake of magnitude 5.3 hit Colorado 11:46 p.m. MDT Monday with two foreshocks and seven aftershocks so far. The quake was felt in a relatively large area of southern Colorado and northern New Mexico.

Colorado authorities were assessing damage and so far had reported a porch collapse and a partially collapsed roof. No injuries had been reported so far. Earthquake damaged chimneys, cracked walls and knocked items off shelves. It shaked everything but had no power loss.

A few homes were damaged and there were rockslides on Colorado Highway 12 and Interstate 25, but both highways remained open.

Foreshocks of Magnitude 5.3 COLORADO Earthquake, 2011 August 23

UTC DATE-TIME
y/m/d h:m:s
LAT
deg
LON
deg
DEPTH
km
Region






4.6
2011/08/22 23:30:20
37.050
-104.774
5.0
COLORADO






2.9
2011/08/22 13:52:35
37.094
-104.709
5.0
COLORADO

Aftershocks of Magnitude 5.3  COLORADO Earthquake, 2011 August 23
Recent Seismic activity of COLORADO:11 Quake in Map
UTC DATE-TIME
y/m/d h:m:s
LAT
deg
LON
deg
DEPTH
km
Region
 3.9  
2011/08/23 14:11:13 
37.032
 -104.690 
5.0 
 COLORADO
 2.6  
2011/08/23 12:03:56 
37.055
 -104.761 
5.0 
 COLORADO
 3.2  
2011/08/23 09:37:58 
37.099
 -104.711 
5.0 
 COLORADO
 2.5  
2011/08/23 09:32:22 
37.248
 -104.705 
5.0 
 COLORADO
 3.8  
2011/08/23 07:17:59 
37.099
 -104.610 
4.8 
 COLORADO
 3.2  
2011/08/23 07:01:35 
37.109
 -104.550 
5.0 
 COLORADO
 3.5  
2011/08/23 06:56:59 
37.110
 -104.722 
5.0 
 COLORADO
 3.0  
2011/08/23 02:48:52 
37.056
 -104.726 
5.0 
 COLORADO

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