Grid Point #: 011800 
Longitude:   -77.7399
Latitude:     39.1394
Contributing Station, distance (km).
MAS6    9.0
LOY4   15.5
WVKE   26.7
BCC2   37.5
DEW6   39.4
LOYC   39.8
VAGV   40.0
HAG5   46.1
HB4B   59.3