This study is to update the current plan entitled "Unified Nogales/Santa Cruz County Transportation 2000 Plan." The local governments need a fresh look and new approach to developing their transportation plan. Purpose: The purpose of this study is to create a useful, workable transportation system planning document that contains a realistic and achievable program for implementing transportation system improvements throughout the city and the county.

Landscaping planted after January 1, 1987 within publicly owned rights-of-way and irrigated with groundwater may be planted only with plants listed on the ADWR Low Water Use/ Drought Tolerant Plant List for the Tucson AMA. The director may waive this requirement under special circumstances. This list can also be used as a resource for residents and businesses that are interested in conserving water. The list provides a wide array of plants to accomplish a variety of low wateruse landscape designs.

Five major areas are discussed separately, for the most part, except in those cases where features in one map area may bear upon features in another map area. All areas were surveyed on foot to obtain the best accuracy. In a few cases, the position of certain features or the identification of formations was obscure;
in those cases I used my best judgment. To facilitate accuracy, multiple station lines and triangulation was used in many areas. In many areas, geographic and man-made features are included to permit geologic features to be found, if required.