Grid Point #: 004934 
Longitude:  -109.3923
Latitude:     29.6425
Contributing Station, distance (km).
USMX   34.3
YESX  147.9
SA27  164.3
AZCO  201.1
CHIR  262.8
TNCU  285.2
NMDE  332.3
SG33  363.6