| USGS National-Strong Motion Program | |||||||||||||||||
| Preliminary Corrected Peak Ground Acceleration and Velocity and Pseudo-Spectral Acceleration Values for | |||||||||||||||||
| June 16, 2005, Yucaipa, CA Earthquake (posted 10/21/2005) | |||||||||||||||||
| Mw 4.9, 06/16/2005, 20:53 UTC, 06/16/2005, 01:53 PM PDT, 34.058 N, 117.011 W, 11.8 km depth, Regional Network ID# ci14155260 | |||||||||||||||||
| 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 | |||
| 5076 | Etna | 1434 | CA:Yucaipa;Mill Creek Rngr Sta | USGS | 34.079 | -117.045 | 3.1 | 307 | 1 | FBA-2g | 180 | 67 | 3.2 | 8.66 | 3.08 | 0.2190 | |
| 2 | FBA-2g | UP | 68 | -1.5 | 8.09 | 0.87 | 0.0372 | ||||||||||
| 3 | FBA-2g | 270 | -135 | 4.8 | 23.10 | 1.95 | 0.1140 | ||||||||||
| 5075 | Etna | 1436 | CA: Forest Falls; Post Office | USGS | 34.088 | -116.919 | 8.5 | 69 | 1 | FBA-2g | 180 | -52 | -2.0 | 11.80 | 0.96 | 0.1280 | |
| 2 | FBA-2g | UP | -60 | 2.2 | 16.90 | 0.59 | 0.0493 | ||||||||||
| 3 | FBA-2g | 270 | 64 | 1.4 | 9.50 | 0.86 | 0.0490 | ||||||||||
| 5162 | Etna | 1417 | CA: Mentone; Fire Station 9 | USGS | 34.067 | -117.117 | 9.8 | 276 | 1 | FBA-2g | 180 | -45 | 1.5 | 6.78 | 1.39 | 0.1000 | |
| 2 | FBA-2g | UP | -59 | -0.8 | 3.51 | 0.41 | 0.0346 | ||||||||||
| 3 | FBA-2g | 270 | -40 | 1.0 | 3.19 | 1.22 | 0.0571 | ||||||||||
| 5300 | K2 | 1421 | CA: Redlands; Seven Oaks Dam | ACOE | 34.1105 | -117.0986 | 10.0 | 306 | |||||||||
| Downstream, surface | 1 | EpiSen | 90 | -224 | 4.5 | 11.90 | 0.76 | 0.0879 | |||||||||
| Downstream, surface | 2 | EpiSen | 360 | 290 | -6.3 | 16.70 | 1.50 | 0.1020 | |||||||||
| Downstream, surface | 3 | EpiSen | UP | -173 | -1.9 | 4.11 | 0.48 | 0.0465 | |||||||||
| Downstream, downhole 53' | 4 | EpiSen | 90 | 79 | 1.8 | 5.38 | 0.58 | 0.0542 | |||||||||
| Downstream, downhole 53' | 5 | EpiSen | 360 | 75 | 2.3 | 7.19 | 1.02 | 0.0882 | |||||||||
| Downstream, downhole 53' | 6 | EpiSen | UP | -38 | -0.7 | 2.95 | 0.49 | 0.0408 | |||||||||
| 5300 | MtWh | 194 | CA: Redlands; Seven Oaks Dam | ACOE | 34.1174 | -117.0979 | 10.4 | 309 | |||||||||
| Tunnel chamber | 1 | EpiSen | 90 | 45 | 1.3 | 3.82 | 0.68 | 0.0570 | |||||||||
| Tunnel chamber | 2 | EpiSen | 360 | 54 | -1.6 | 3.86 | 1.34 | 0.0884 | |||||||||
| Tunnel chamber | 3 | EpiSen | UP | -27 | -0.6 | 2.55 | 0.41 | 0.0350 | |||||||||
| Right abutment | 4 | EpiSen | 90 | 127 | -2.1 | 8.33 | 0.64 | 0.0610 | |||||||||
| Right abutment | 5 | EpiSen | 360 | -208 | 4.9 | 13.00 | 1.85 | 0.1290 | |||||||||
| Right abutment | 6 | EpiSen | UP | 95 | -1.8 | 5.13 | 0.70 | 0.0441 | |||||||||
| Right crest; bad sensor | 7 | EpiSen | |||||||||||||||
| Right crest; bad sensor | 8 | EpiSen | |||||||||||||||
| Right crest | 9 | EpiSen | UP | 110 | 2.6 | 11.10 | 0.89 | 0.0728 | |||||||||
| Center crest, surface | 10 | EpiSen | 90 | -188 | -6.4 | 35.10 | 2.39 | 0.1470 | |||||||||
| Center crest, surface | 11 | EpiSen | 360 | -196 | -6.6 | 47.70 | 9.20 | 0.3980 | |||||||||
| Center crest, surface | 12 | EpiSen | UP | 71 | 2.1 | 7.44 | 1.66 | 0.0972 | |||||||||
| Center crest, downhole 152' | 13 | EpiSen | UP | -36 | -2.0 | 5.14 | 1.63 | 0.0913 | |||||||||
| Center crest, downhole 152' | 14 | EpiSen | 360 | 86 | -3.1 | 7.80 | 7.13 | 0.2570 | |||||||||
| Center crest, downhole 152' | 15 | EpiSen | 90 | 78 | -2.7 | 7.17 | 1.49 | 0.1010 | |||||||||
| Intake structure, bad sensor | 16 | EpiSen | 90 | ||||||||||||||
| Intake structure, bad sensor | 17 | EpiSen | 360 | ||||||||||||||
| Intake structure, bad sensor | 18 | EpiSen | UP | ||||||||||||||
| 5441 | K2 | 2196 | CA: Moreno Valley; MWD Pipeline downhole, inlet feeder hatch, 14 m below surface | MWD | 33.9351 | -117.1277 | 17.4 | 218 | 1 | EpiSen | 90 | 41 | -2.3 | 8.72 | 2.43 | 0.1710 | |
| 2 | EpiSen | 360 | -44 | -2.2 | 7.41 | 2.28 | 0.1370 | ||||||||||
| 3 | EpiSen | UP | 23 | 1.0 | 7.04 | 1.55 | 0.0577 | ||||||||||
| 5441 | K2 | 2195 | CA: Moreno Vly; MWD Pipeline FF | MWD | 33.9337 | -117.1277 | 17.5 | 218 | 1 | EpiSen | 360 | -108 | 3.1 | 16.70 | 2.66 | 0.1800 | |
| 2 | EpiSen | 270 | 73 | 4.1 | 17.00 | 3.07 | 0.1810 | ||||||||||
| 3 | EpiSen | UP | -64 | 1.3 | 5.82 | 1.53 | 0.0717 | ||||||||||