1986 N. Palm Springs, Morongo Valley Fire Station

Ground motion information:

NGA Record Sequence Number 527

Magnitude = 6.1
Closest Distance = 12 km
Hypocentral Distance = 12.64 km
Vs30 = 353 m/s
Mechanism = Reverse-oblique

T_p = 2.38 s
PGV = 39.4 cm/s

Orientation of strongest pulse, relative to north = 121 degrees
Orientation of strongest pulse, relative to fault parallel = 14 degrees
Pulse in fault normal direction = 0
Pulse due to directivity = 0

Comments:

Questionable geometry for directivity

Directivity parameters:

X = 0.07
s = 1.37 km
θ = 77.3

Y = 0.28
d = 3.69 km
φ = 72.9

IDP = 0.14
Rowshandel parameter = -0.34