Grid Point #: 011454 
Longitude:   -77.8154
Latitude:     38.7077
Contributing Station, distance (km).
HB4B   12.7
VAGV   21.0
DEW6   21.5
KP13   31.0
LOYJ   31.1
MAS6   51.4
LOYC   56.7
BCC2   59.6