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DISTRIBUTION OF ACTIVE USGS NSMP STRONG-MOTION INSTRUMENTS BY TYPE

Digital Accelerographs

Type Number
Dolomite 2
Etna 435
Granite 2
K2 332
Q330 10
Q4128 1
RTK130 45
SSA2 15
Mt. Whitney 18
Total 860
     

Analog Accelerographs

Type Number
SMA1 166
CRA1 2
Total 168
     

Other Devices

Type Number
Alarm 22
Dialer 1
PAM 1
PAR 4
PRA 2
SAD 9
Total 39

This list was last updated on 01/13/2009

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