Industry analysis indicates US data center construction is outpacing grid expansion, requiring 110 billion USD in new generation resources to meet projected energy consumption through 2030.
Financial services firm Moody’s reports that power availability remains a primary constraint on U.S. datacenter growth, as construction activity consistently outpaces the national grid’s ability to add necessary capacity. The United States stands at the center of this expansion, driven by the artificial intelligence boom and surging demand for compute resources to train increasingly large foundation models. According to Moody’s latest analysis, which cites International Energy Agency data, total datacenter power consumption is projected to reach 426 terawatt-hours (TWh) by 2030—nearly double the 2025 level. As conventional power generation struggles to keep pace, the responsibility falls on the energy sector to develop new resources to meet this surge.
Meeting this demand requires substantial capital and faces significant logistical hurdles. Moody’s estimates that constructing the additional generation capacity will cost approximately $110 billion, adding an estimated $25 billion to $30 billion annually to electricity system costs. Progress is frequently hampered by protracted permitting processes and extended lead times for critical equipment and materials, resulting in delays of up to seven years in some instances. Management consultancy Bain & Company flagged this challenge nearly two years ago, cautioning that utilities must substantially expand generation capacity to reverse years of flat or declining demand. Grid transmission presents a parallel bottleneck; Moody’s notes that $80 billion to $115 billion in transmission investments through 2030 are already approved or under construction across U.S. power markets, with the potential to triple over the next decade.
These infrastructure constraints are directly impacting project timelines. In June, investment bank Jefferies reported that roughly half of the additional U.S. datacenter capacity scheduled for 2026 is unlikely to come online this year, attributing the setbacks to power availability, grid interconnection delays, and zoning and permitting obstacles. While regions like Texas have successfully accelerated development amid a wave of construction, mounting pressure on local grids has prompted some authorities to restrict new connections for compute facilities. Despite these challenges, Moody’s expects most new IT campus operators to continue pursuing grid connections to minimize development costs and leverage service reliability and shared redundancy. Nevertheless, many are exploring alternatives, including on-site behind-the-meter (BTM) power generation, to circumvent interconnection delays and accelerate facility commissioning.
The escalating energy demands of server farms are also affecting consumers. As previously reported by The Register, rising power consumption is inflating electricity prices and customer bills in several U.S. regions, sparking affordability concerns that have fueled public opposition to datacenter projects. This backlash has led to stricter approval frameworks and temporary moratoriums on new developments. In response, President Trump introduced the Ratepayer Protection Pledge, under which technology giants and energy companies committed to shielding consumers from rising energy costs driven by the datacenter expansion.
Looking ahead, Moody’s maintains that large-scale infrastructure investment will ultimately enhance grid reliability and affordability, despite near-term risks. The agency argues that expanded generation capacity will ease longstanding supply constraints and dampen price volatility during periods of extreme weather or peak demand. Furthermore, broader transmission networks could unlock access to lower-cost generation resources, particularly when datacenter developers or their tenants contribute to financing the associated infrastructure.