Grid Point #: 012818 
Longitude:   -87.7287
Latitude:     40.4344
Contributing Station, distance (km).
ILBU   32.0
ID03   34.0
ILUC   56.0
P775   62.5
INNP   68.4
WLCI   70.6
KA18   74.6
INRN   75.6
INRL   76.2