SAN YSIDRO RANCH
CATARINA, TX
TS40 (San Ysidro Ranch) operates as a privately owned, non-towered airfield in Catarina, Texas. The field offers 2 runways: 13/31 measures 3,230 by 50 feet of caliche; 04/22 measures 1,020 by 35 feet of caliche.
No instrument approaches are published, so operations are conducted under visual flight rules. With no control tower or advisory frequency, traffic relies on standard see-and-avoid practice. There is no fuel service on record. The field is designated private use, so landing requires prior permission from the owner.
Field elevation is 595 feet above mean sea level.