Grid Point #: 004625 
Longitude:  -100.8493
Latitude:     28.7792
Contributing Station, distance (km).
TXEP   37.1
TXDR   65.3
TXBK   72.5
TXL5  190.3
TXLR  196.7
TXSN  214.8
TXZA  258.3
TXRM  305.6
TXAL  325.6