Grid Point #: 004928 
Longitude:  -110.8840
Latitude:     29.6425
Contributing Station, distance (km).
HER2   61.7
SA27   62.8
USMX  117.9
CRND  198.9
AZAM  232.8
TNBA  268.8
SA48  269.7
TNPP  323.6