C4_TexasButte_PropSurveyMap.pdf

This document is a project area map for the Texas Butte Cultural Resource Inventory Project located in the Umatilla National Forest, Heppner Ranger District, Morrow County, Oregon. The map depicts the geographic boundaries and extent of the inventory project, which encompasses a base area of 3,509 acres and an optional area of 708 acres. The project area is defined by township, range, and section designations (T. 5S, R. 27E, Sections 11-33, 35, 36) and is referenced across six USGS 7.5-minute quadrangles: Arbuckle Mountain, Balm Canyon, Big Rock Flat, Lake Penland, Madison Butte, and Summerfield Ridge. The map is displayed at a scale of 1:60,000 and was prepared by W. Marquardt on April 16, 2026. Notable geographic features shown include Texas Butte, Madison Butte, Lookingglass Creek, Willow Creek, and various springs and water features. The project area is marked by a red boundary line on the topographic map, with the base inventory area highlighted in blue and the optional area in orange.