Distance and direction of nearest 20 strong motion seismographs
(accelerometers) from earthquake. Such seismographs are of interest to 
structural engineers (data from ~seis/sites.dat).

     Earthquake is

     5.5 km   N of 300 Area (H3O)
     6.3 km ESE of 400 Area (H4O)
    25.6 km  SE of 200 East (H2E)
    31.8 km ESE of 200 West (H2W)
    35.4 km  SE of 100-K Area (H1K)
    36.0 km WNW of Ice Harbor Dam, WA. Snake R. (ACOE)
    53.1 km   N of McNary Dam, OR. (ACOE)
    81.2 km WNW of Walla Walla, WA. VA Hospital Bldg. #109 (VA)
   119.1 km   N of Willow Creek Dam, OR.(ACOE)
   132.8 km  NE of John Day Dam, OR. (ACOE)
   168.4 km ENE of The Dalles Dam, OR. (ACOE)
   174.3 km   S of Grand Coulee Dam, WA. (WPRS)
   178.7 km   S of Chief Joseph Dam, WA. (ACOE)
   198.8 km  SW of Spokane, WA. VA   Hospital Bldg. 3 (VA)
   213.9 km ESE of Howard Hanson Dam, WA. (ACOE)
   218.0 km ESE of Mud Mountain Dam, WA. (ACOE)
   226.8 km ESE of RAW  -  Raver
   231.0 km   W of Dworshak Dam, ID. (ACOE)
   231.1 km ESE of ELW  -  Echo Lake
   231.9 km  SE of Tolt River Dam, WA. (SWD)