US power sector must continue investments even if AI bubble bursts
McKinsey report warns energy supply may struggle to meet demand.
1AI boom drives energy demand surge
Data center energy consumption is expected to grow by 26% this year. McKinsey projects data centers will account for 75% of US electricity demand growth over the next decade, requiring 30 GW of additional annual capacity. However, implementation challenges in AI applications could jeopardize this growth. About 20 GW will power IT equipment, with the remainder for cooling and distribution infrastructure.
2Energy gap could reach 55 GW by 2030
The US has 40 GW of spare dispatchable capacity and 100 GW of planned new capacity. But with 50-75 GW of coal/gas plants retiring and demand growing by 120 GW, a 30-55 GW shortfall looms by 2030. Utilities are temporarily reviving retired plants and extending operational lives to bridge the gap, though these are stopgap measures.
3Data centers turn to self-generation
Facing grid connection delays, many data center campuses are implementing on-site power via gas turbines and fuel cells. McKinsey's survey shows 60% of power sector leaders expect permanent on-site generation at data centers by 2030, even with grid access. Among these, 64% will rely on natural gas, reflecting its reliability for critical infrastructure.
4Renewables to play expanding role
Post-2030, solar paired with battery storage is expected to complement growing gas capacity, driven by cost competitiveness and rapid deployment advantages. However, this growth depends on continued policy support and declining storage costs. Nuclear expansion will likely come from existing plant upgrades rather than new builds, with emerging technologies like SMRs not impacting capacity before mid-2030s.
5Coal plants provide temporary relief
The Trump administration allocated $500 million to keep 13 coal plants operational, aiming to bolster grid resilience. While such measures offer important system relief, McKinsey cautions they're insufficient long-term solutions. Life extensions for fossil fuel plants help manage transitional challenges but don't address structural capacity needs.
6New technologies not yet ready
While small modular reactors and next-gen geothermal attract investor interest, they're unlikely to significantly impact system capacity before mid-2030s. McKinsey notes these technologies hold long-term promise but can't solve near-term shortages. The timeline highlights the energy sector's innovation adoption challenges amidst urgent capacity needs.
7EVs and industrialization add demand
Beyond data centers, electric vehicle adoption and industrial electrification are compounding demand pressures. Bain & Company's earlier report warned US energy infrastructure investment must accelerate to prevent supply shortages within years. These converging trends create complex planning challenges for utilities balancing multiple growth drivers and transition timelines.
8Energy investments carry strategic importance
McKinsey emphasizes the US power sector faces probable near-term shortages, making underinvestment riskier than overbuilding. Even if AI growth slows, new infrastructure can enhance grid reliability and serve other demand. The report positions energy investments as critical for economic and technological competitiveness, requiring careful long-term planning amidst uncertain demand trajectories.