Grid Point #: 003969 
Longitude:  -103.7391
Latitude:     26.8367
Contributing Station, distance (km).
CHIH  307.5
TXPE  308.7
IDGO  320.0
TNCU  350.3
MTY2  363.6
TXEP  382.4
TXSN  390.9
CULC  432.1
IZAC  465.4