Photovoltaic panel backlog

In the third quarter of 2025, solar projects representing about 20% of planned capacity reported a delay, a decrease from 25% in the same period in 2024, based on data compiled from multiple Preliminary Monthly Electric Generator Inventory reports. Solar power...

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Solar Permitting, Inspection, and Interconnection Timelines

Distributed solar photovoltaic prices have plummeted over the past decade, but nonequipment “soft costs” such as permitting, inspection, and interconnection remain stubbornly high.

Gridlock Plagues the Growing Backlog of U.S. Renewable Energy Projects

The increasing backlog and wait times highlight the need for improvements in the interconnection process. The Federal Energy Regulatory Commission (FERC) released a Notice of Proposed Rulemaking in

US grid connection backlog, dominated by solar, grows to 2.6TW in 2023

Solar accounted for the majority of generation capacity in the queues with a combined capacity of 1,080GW, followed by wind (366GW). A total of 571GW of solar capacity in the queues were proposed as

Grid connection backlog grows by 30% in 2023, dominated by requests

But this growing backlog has become a major bottleneck for project development: proposed projects are mired in lengthy and uncertain interconnection study processes, and most interconnection

US utility-scale solar delays ease as market stabilizes

Developers initially planned to bring more than 36 GW online in 2024, yet ultimately installed 31 GW. The 5 GW gap highlights the challenge of accurately predicting operational timelines for...

U.S. renewables developers face daunting grid interconnection queues

Despite any uncertainty caused by the change in U.S. administrations, funding and tax credits for renewable energy projects under the Inflation Reduction Act and regulatory pressures to retire legacy fossil

Fewer U.S. solar projects are reporting delays in their expected online

In the third quarter of 2025, solar projects representing about 20% of planned capacity reported a delay, a decrease from 25% in the same period in 2024, based on data compiled from multiple Preliminary

The growing clean energy backlog, in five charts

The overarching takeaway is that clean power plants can supply enough near-term electricity to avoid building new fossil-gas-fired power plants or keeping coal plants open longer — but only if something is

US Solar Project Delays Decline as Capacity Growth Stays Strong

In the third quarter of 2025, about 20% of planned US solar power capacity experienced delays—down from 25% a year earlier, signaling improving project timelines, according to the US Energy

Interconnection shake-out: 160 GW of solar advances as 12% of projects

Although the order is not yet fully in force, the analysts believe the stricter standards appear to be here to stay. The updated rules aim to trim the overwhelming backlog of interconnection requests that,

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