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PEÑA BLANCA MOUNTAINS. The Peña Blanca Mountains are nine miles southeast of Marathon in northeastern Brewster County (at 30°05' N, 103°09' W). The highest peak in the mountains has an elevation of 4,550 feet above sea level, rising some 800 feet above Peña Blanca Creek, a mile east. The range is five miles long from the northeast to southwest. Soils in the vicinity are shallow and stony and support scrub brush, creosote bush, cacti, grasses, oak, mesquite, juniper, and piñon pine.

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The following, adapted from the Chicago Manual of Style, 15th edition, is the preferred citation for this article.

Handbook of Texas Online, "Pena Blanca Mountains," accessed December 17, 2017,

Uploaded on June 15, 2010. Published by the Texas State Historical Association.