Grid Point #: 012520 
Longitude:  -121.9811
Latitude:     40.2186
Contributing Station, distance (km).
P345   25.3
P344   32.4
P669   44.1
P666   48.1
P671   51.4
RDNG   56.1
CACH   58.1
P349   63.8
P348   77.5