Grid Point #: 012324 
Longitude:   -77.0625
Latitude:     39.7869
Contributing Station, distance (km).
PAGB   15.3
PAAC   16.8
DEW3   20.7
PAYK   34.4
YORK   35.4
MDSK   45.6
HB16   47.5
DKN1   47.9