| Earthquake |
Northridge |
Loma prieta |
| Earthquake |
Northridge |
Loma prieta |
| Date |
1994/01/17 |
1989/10/18 |
| Station |
23,598 Rancho Cucama-Deer Can |
58,338 Piedmont Jr. High |
| Magnitude |
6.7 |
6.9 |
| Direction |
180 |
315 |
| PGA (g) |
0.051 |
0.071 |
| Focal depth (Km) |
17.5 |
17.5 |
| Closest to fault |
8.0 |
77.2 |