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

    16.8 km NNE of ROSS -  Ross
    19.3 km NNE of Vancouver, WA. VA Hospital Bldg. #4 (VA)
    30.1 km   N of RBO  -  Rocky Butte (USGS, OR)
    33.1 km   N of CSO  -  Canyon (USGS, OR)
    33.5 km   N of Portland, OR. State Univ, Bsmt. Cramer Hall (USGS)
    33.6 km   N of HAO  -  Harrison (USGS, OR)
    35.9 km   N of Portland, OR. VA Hospital, Steam Plant (USGS)
    36.4 km  NE of KEEL -  Keeler
    40.0 km   N of Portland, OR. Clackamas Highway Bridge (ODOT)
    40.0 km   N of Portland, OR. Terwilliger Interchange (ODOT)
    40.0 km   N of Portland, OR. Stark St&Water Ave, Morrison Ramp (ODOT)
    46.8 km  SE of ALST -  Alston
    60.8 km   S of Toutle River Dam, WA. (ACOE)
    82.1 km   S of Mossy Rock Dam, WA., Cowlitz R. (ACOE)
   116.7 km   W of The Dalles Dam, OR. (ACOE)
   122.4 km SSW of PCMD -  Mountain Detachment, Eatonville
   124.7 km NNW of Detroit Dam, OR. (ACOE)
   131.9 km   S of PCFR -  Pierce Co. Training Center, Roy
   138.4 km   S of Olympia, WA. WA DNR, 1110 Washington St. (USGS)
   139.4 km   S of Olympia, WA. DOT Hwy. Test Lab 318 State Ave. (USGS)