Dakota Water Resources Act of 1999

[AI summary unavailable — showing source text] Dakota Water Resources Act of 1999 - Amends Federal provisions relating to the Garrison water diversion unit, North Dakota (part of the Pick-Sloan Missouri River Basin Program), to include within authorized unit purposes the development of municipal, rural, and industrial water systems, fish, wildlife, and other natural resource conservation and development, recreation, flood control, ground water recharge, and augmented stream flows (currently, only irrigation is authorized). Authorizes the State of North Dakota (currently, only the Secretary of the Interior) to plan and construct within the State a multipurpose water resource development irrigation project. Directs the Secretary to estimate the actual construction cost of unit facilities already in existence, as well as their annual operation, maintenance, and replacement costs. Makes the Secretary responsible for operation and maintenance (O&M) costs of that portion of the capacity of such facilities that remain unused. Requires the Secretary to enter into one or more contracts with North Dakota to carry out this Act, including O&M of the completed unit facilities and design and construction of new facilities. Authorizes water s…