Water Deadlock Puts Maricopa County's 2040 Growth Plan at Risk | The Locally Times
As Lake Mead sits at 33% capacity and seven-state water talks stall, Maricopa County has released a growth plan for its 3.7 million residents extending to 2040.
A deepening water crisis on the Colorado River is casting a shadow over Maricopa County’s economic future, creating a direct conflict between the region’s growth ambitions and its finite water supply. As top officials from seven states meet to determine the scope of water use cuts, county planners are simultaneously rolling out a roadmap for development that extends to the year 2040, raising fundamental questions about the sustainability of growth for the 3.7 million people who call the county’s largest municipalities home. A January 5, 2026, report showed Lake Mead, a primary source of water for Central Arizona, sitting at just 33 percent of its capacity. Lake Powell has fallen 36 feet in the past year, reaching only 27 percent of its capacity as of December 30, 2025. Documents note this decline raises concerns about the Glen Canyon Dam’s ability to continue generating power. These stark figures are compounded by a poor start to the current water year. ## The Drying River The physical state of the Colorado River system is the result of what the AMWUA identifies in public documents as a combination of ongoing drought, climate change, and a system-wide over-allocation of water. For decades, the seven states in the Colorado River Basin have collectively been promised more water than the river reliably provides, a discrepancy now coming to a head as reservoir levels plummet. The AMWUA, an organization representing ten of Maricopa County’s largest cities, states that these conditions place increasing pressure on Arizona’s water supplies. The problem begins far upstream, with the amount of snow that falls in the Rocky Mountains. The Central Arizona Project’s December 2025 assessment that early snowpack news was poor signals that a natural replenishment of the system in 2026 is unlikely to reverse the trend. ## Deadlock at the Negotiating Table In response to the crisis, top water officials from the seven Colorado River Basin states—Arizona, California, Nevada, Colorado, New Mexico, Utah, and Wyoming—are engaged in high-stakes negotiations to determine how to cut water use. The core of the dispute is how to distribute massive, unprecedented cuts across the basin. The AMWUA’s public-facing documents acknowledge that Lake Mead’s levels are dropping rapidly in part because the river’s water is promised to states in amounts that exceed its supply. While Arizona’s chief water executive reported progress in talks at the end of December 2025, the subsequent report of a deadlock indicates the difficulty of reaching an agreement. Public records do not specify the content of these negotiations. The documents do not detail the size of the proposed cuts, how they might be distributed between the upper and lower basin states, or how they would be allocated within Arizona among agricultural, industrial, and municipal users. This uncertainty leaves Maricopa County’s municipalities and their residents without a clear picture of what their water future will look like. ## A County Planning for Growth While regional officials negotiate cuts, Maricopa County is actively planning for expansion. The plan’s stated goal is to guide the development of the natural and built environment while sustaining and improving the quality of life for residents in unincorporated areas. The announcement specifies that the plan addresses county-wide topics including land use, transportation systems, water resources, and economic growth. This forward-looking planning document, a required update to the previous plan adopted in 2016, creates a direct tension with the immediate water crisis. The public announcement of the Framework 2040 plan does not specify how it reconciles the goal of promoting economic growth with the reality of dwindling water resources and the impending, undefined cuts to the county’s primary water source. The plan is currently in a 60-day public review period, but the foundational documents do not yet provide a detailed strategy for balancing these competing priorities. ## Growth Ambitions vs. Water Reality The consequences of this disconnect fall directly on the residents and economy of Maricopa County. The ten municipalities that form the AMWUA—including Phoenix, Scottsdale, Glendale, and Peoria—collectively serve a population of 3.7 million people, which an AMWUA membership document notes is more than 50 percent of Arizona's total population. An AMWUA policy document states that water security is the essential element for Arizona's economy and communities. The same document asserts that member cities have built dependable water supplies through strategic policy, planning, investment, and management. However, the current crisis tests the limits of that planning. The same documents that praise past management also acknowledge the severe pressures of drought, climate change, and over-allocation. The county must now demonstrate how its plans and infrastructure will withstand the reduction in Colorado River water that negotiators are now debating, a reduction for which records do not yet quantify a size. The outcome of those private talks, and the specific actions Maricopa County leaders take to align their growth ambitions with a drier reality, will determine the region’s economic viability for decades to come.