Mapped Ground Motion Hazard Values

In this release of hazard maps we present eight maps with varying parameters available for download below. Each of these maps were produced assuming firm rock soil conditions at 760 m/sec.

Spectral Acceleration Probability of Exceedance File Format
.2 second SA (5 Hz) 10% in 50 years [ PNG | PDF ]
0.3 second SA (3.33 Hz) 10% in 50 years [ PNG | PDF ]
1.0 second SA (1.0 Hz) 10% in 50 years [ PNG | PDF ]
Peak Ground Acceleration 10% in 50 years [ PNG | PDF ]
0.2 second SA (5 Hz) 2% in 50 years [ PNG | PDF ]
0.3 second SA (3.33 Hz) 2% in 50 years [ PNG | PDF ]
1.0 second SA (1.0 Hz) 2% in 50 years [ PNG | PDF ]
Peak Ground Acceleration 2% in 50 years [ PNG | PDF ]

Select Hazard Curves

Juneau Anchorage