USGS National Engineering Strong-Motion Program
Preliminary Corrected Peak Ground Acceleration and Velocity and Pseudo-Spectral Acceleration Values for
October 11, 2008, Virgin Islands Region Earthquake (posted 10/17/2008)
Mw 5.9, 10/11/2008, 10:40 UTC, 10/11/2008, 06:40 AM AST, 19.282 N, 64.832 W, 25.8 km depth, Regional Network ID# prp0828504
Sta Inst Inst State: City; Recorder Location Owner Lat Lon Dist Az Ch Sensor Orient PGA PGV PSA at:
Code type S/N     deg deg km deg No type deg cm/s/s cm/s 0.3 s 1.0 s 3.0 s
3089 Etna 1441 PR:El Yunque;Catalina Service Cntr USGS 18.3385 -65.7609 143.2 223 1 FBA-2g 360 24.0 1.25 7.70 0.753 0.127
                  2 FBA-2g UP 10.7 0.62 2.07 0.326 0.116
                  3 FBA-2g 90 -33.8 -1.95 9.90 1.160 0.164
3059 Etna 2716 PR:Loiza; Fire Station UPRM 18.4343 -65.8750 144.5 230 1 EpiSen 90 9.6 -1.09 2.34 2.100 0.169
                  2 EpiSen 360 -12.4 1.29 2.53 1.330 0.151
                  3 EpiSen UP -4.4 -0.27 1.24 0.311 0.066
3062 Etna 2717 PR:Naguabo; Fire Station UPRM 18.2131 -65.7414 152.3 219 1 EpiSen 90 -5.3 -0.27 0.68 0.306 0.056
                  2 EpiSen 360 -4.6 0.52 0.48 0.367 0.159
                  3 EpiSen UP -4.1 -0.38 0.56 0.308 0.129
3090 Etna 4174 PR:San Juan;VA Medical Center VA 18.3915 -66.0791 164.3 233 1 EpiSen 90 -6.9 0.40 2.50 0.398 0.077
                  2 EpiSen 360 -5.1 0.33 1.80 0.301 0.066
                  3 EpiSen UP -2.6 0.19 0.41 0.153 0.086
3000 Etna 1311 PR:San Juan;Capacete-Martin Co UPRM 18.4123 -66.1009 164.8 234 1 FBA-2g 348 -9.9 0.56 3.00 0.454 0.053
                  2 FBA-2g UP 5.5 -0.23 1.78 0.300 0.068
                  3 FBA-2g 78 -8.8 -0.61 4.76 0.817 0.102
3039 Etna 1295 PR:Bayamon;Parque del Las Ciencias UPRM 18.409 -66.160 170.1 236 1 FBA-2g 340 5.2 0.34 1.00 0.411 0.094
                  2 FBA-2g UP -3.0 -0.23 0.48 0.387 0.070
                  3 FBA-2g 70 5.9 -0.42 1.53 0.576 0.111
3038 Etna 1310 PR:Bayamon;Civil Defense UPRM 18.395 -66.152 170.3 235 1 FBA-2g 325 -9.1 0.61 3.31 0.987 0.082
                  2 FBA-2g UP 4.4 0.26 1.56 0.263 0.082
                  3 FBA-2g 55 -9.5 0.65 3.50 0.714 0.067
3024 Etna 1307 PR:Arecibo;PREPA Headquarters UPRM 18.4694 -66.7070 217.1 246 1 FBA-2g 330 -6.3 -1.11 1.37 2.380 0.280
                  2 FBA-2g UP -2.3 -0.24 0.77 0.638 0.053
                  3 FBA-2g 60 -7.1 1.09 1.30 3.200 0.225
UTD2 K2 4129 PR:Utuado;Univ of PR at Utuado UPRM 18.2545 -66.7220 229.4 241 1 EpiSen 78 7.4 0.19 0.77 0.156 0.021
                  2 EpiSen 348 8.0 0.24 0.84 0.133 0.032
                  3 EpiSen UP -5.1 -0.15 0.31 0.133 0.045
3063 Etna 2724 PR:Ponce; Del Carmen Parish UPRM 17.9812 -66.6188 237.2 233 1 EpiSen 75 7.8 1.29 1.12 2.580 0.368
                  2 EpiSen 345 -5.6 1.06 1.01 1.430 0.389
                  3 EpiSen UP 3.1 -0.51 0.56 0.853 0.117
3069 Etna 2721 PR:Ponce;Water Treatment Plant UPRM 17.9842 -66.6391 238.7 233 1 EpiSen 85 -5.7 -0.91 0.78 1.780 0.229
                  2 EpiSen 355 -5.1 -0.75 0.72 1.230 0.240
                  3 EpiSen UP 2.5 0.35 0.41 0.582 0.095
GYN1 Etna 2707 PR:Guayanilla; Fire Station UPRM 18.0200 -66.7915 249.5 236 1 EpiSen 65 3.1 0.37 0.61 0.976 0.141
                  2 EpiSen 335 -3.6 0.46 0.76 0.969 0.109
                  3 EpiSen UP -2.0 0.33 0.43 0.491 0.094