Research Article
The Mitla Landslide, an Event That Changed the Fate of a Mixteco/Zapoteco Civilization in Mesoamerica
Table 2
Dominant periods and classification of the type of soil for the seismic stations within the different arrays (
http://www.nehrp.gov/).
| FREQUENCY | DOMINANT PERIOD | NEHRP CLASSIFICATION |
| STATION 1. Array #1 and array #2 |
| 3.17 Hz | 0.315 s | Solid Ground |
| STATION 3. Array #1 and array #2 |
| 3.35 Hz | 0.298 s | Solid Ground |
| STATION 4. Array #1 |
| 12.74 Hz | 0.078 s | Rock |
| STATION 2. Array #2 |
| 1.2 Hz | 0.833 s | Soft Ground |
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|