Colorado River Simulation System (CRSS) – Overview and Use in Planning and Operation of the Colorado River





Don Gross
Water Resources Engineer, Colorado River Management Section, Arizona Department of Water Resources

Date/Time: Wednesday, Jan. 28, 2015 / 12 - 1:30 p.m.

Don Gross's Brown Bag presentation will include a brief history of the development of the Colorado River Simulation System (CRSS) and its structure. This will be followed by an overview of the various planning studies in which CRSS was used and information on how CRSS is utilized in the operation of the Colorado River.

Don Gross has more than 40 years of experience in water resources planning and management in the Southwest. He is currently a water resources engineer with the Arizona Department of Water Resources (ADWR) Colorado River Management Section. He is involved in numerous aspects of the Colorado River, which include supply, water use, accounting, contracts, hydrology, Colorado River modeling, and the Central Arizona Project. Don was ADWR’s lead technical specialist for the Colorado River Basin Water Supply and Demand Study. Don has been with ADWR for 26 years and has worked in the following areas: water rights adjudications, surface water rights, dam safety, and program management.

Prior to working for ADWR, Don was a project manager for the United States Army Corps of Engineers, Los Angeles District for 16 years. He was responsible for water resource planning studies including; the Phoenix Urban Study, the Las Vegas Wash and Tributaries Water Resource Study, and the Los Angeles County Drainage Area Study. Don was also the Corps’ lead project engineer for the Central Arizona Water Control Study, a cooperative water resource planning study with the United States Bureau of Reclamation. This study resulted in the construction of Plan 6, which included dam safety repairs to several of SRP’s dams an the construction of New Waddell Dam.