The following environmental flow standards are established
for the following described measurement points:
(1) Rio Grande at Johnson Ranch near Castolon, Texas
and Santa Elena, Chihuahua, Mexico, generally described as International
Boundary and Water Commission (IBWC) gage 08-3750.00, and more particularly
described as Latitude 29 degrees, 02 minutes, 05 seconds; Longitude
103 degrees, 23 minutes, 25 seconds.
Attached Graphic
(2) Rio Grande at Foster Ranch near Langtry, Texas
and Rancho Santa Rosa, Coahuila, Mexico, generally described as IBWC
gage 08-3772.00, and more particularly described as Latitude 29 degrees,
46 minutes, 50 seconds; Longitude 101 degrees, 45 minutes, 30 seconds.
Attached Graphic
(3) Pecos River near Girvin, Texas, generally described
as USGS gage 08446500, and more particularly described as Latitude
31 degrees, 06 minutes, 47 seconds; Longitude 102 degrees, 25 minutes,
02 seconds.
Attached Graphic
(4) Devils River at Pafford Crossing near Comstock,
Texas, generally described as IBWC gage 08-4494.00, and more particularly
described as Latitude 29 degrees, 40 minutes, 35 seconds; Longitude
101 degrees, 00 minutes, 00 seconds.
Attached Graphic
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