Bow Stress in US: DOMINO Quakes Shown at 17 Stations on 2014/11/12 and 2014/11/20

Motion of ground adjustment was observed at 6 stations in Wyoming, Oregon, Michigan, Texas, Nevada, and Oklahoma, mainly in the central and western part of US, from 19:00 to 19:30 on 2014/11/12, and at 11 stations in Maine, Iowa, Texas, Arkansas, New Hampshire, Georgia. Minnesota, Ohio, Minnesota, West Virginia and Texas, in the central and eastern part of US, from 16:00 to 20:00 on 2014/11/20. 

[2014/11/12]

1) 19:06; US.LKWY; Lake (Yellowstone–Lake), Yellowstone National Park, Wyoming; 44.57 N, 110.40 W

2) 19:13; US.BMO; Blue Mountains Array (Baker), Oregon, USA; 44.85 N, 117.31 W

3) 19:16; US.GLMI; Grayling, Michigan, USA; 44.82 N, 84.62 W 

4) 19:17; US.KVTX; Kingsville, Texas, USA; 27.55 N, 97.89 W

5) 19:21; US.TPNV; Topopah Spring, Nevada, USA; 36.95 N, 116.25 W

6) 19:22; US.WMOK; Wichita Mountains, Oklahoma, USA; 34.74 N, 98.78 W

[2014/11/20]

1) 16:28; US.PKME; Peaks-Kenny State Park, Maine, USA; 45.26 N, 69.29 W

2) 16:41; US.SCIA; State Center, Iowa, USA; 41.91 N, 93.22 W

3) 16:48; US.NATX; Nacogdoches, Texas, USA; 31.76 N, 94.66 W

4) 16:57; US.MIAR; Mount Ida, Arkansas, USA; 34.55 N, 93.58 W

5) 17:05; US.LBNH; Lisbon, New Hampshire, USA; 44.24 N, 71.93 W

6) 17:17; US.GOGA; Godfrey, Georgia, USA; 33.41 N, 83.47 W

7) 18:42; US.EYMN; Ely, Minnesota, USA; 47.95 N, 91.50 W

8) 19:37; US.ACSO; Alum Creek State Park, Ohio, USA; 40.23 N, 82.98 W

9) 19:43; US.AGMN; Agassiz National Wildlife Refuge, Minnesota, USA; 48.30 N, 95.86 W

10) 19:46; US.MCWV; Mont Chateau, West Virginia, USA; 39.66 N, 79.85 W

11) 19:49; US.AMTX; Amarillo, Texas, USA; 34.88 N, 101.68 W

This seems to suggest that bowing stress of the North American Plate is strengthened.

Source:

http://earthquake.usgs.gov/monitoring/operations/heliplots_anss.php

http://earthquake.usgs.gov/monitoring/operations/heliplots_gsn.php

http://rev.seis.sc.edu/stations.html

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