Grid Point #: 004550 
Longitude:  -100.5195
Latitude:     28.5634
Contributing Station, distance (km).
TXEP   16.6
TXCS   65.4
TXDR   96.4
TXL5  150.6
TXLR  157.1
TXZA  220.1
TXSN  254.5
TXRM  267.8