Arroyo Blanco [#2] (Zapata County)
General Entry
Arroyo Blanco begins four miles southeast of Farm Road 3169 in west central Zapata County (at 27°06' N, 99°13' W) and runs southwest for three miles to its mouth on Cavasara Creek, three miles southeast of FM 3169 and nine miles northeast of Ramireño in west Zapata County (at 27°05' N, 99°16' W). The arroyo extends through low-rolling hills and prairies surfaced by sandy loams and clay loams that support scrub brush, grasses, and chaparral. The stream is dammed at its middle course.
