NewQ1 2026 Clean Energy Deal Intelligence Report is live
M&AAnnouncedOctober 12, 2022

Great River Hydro — 13 hydropower stations / 589 MW on Connecticut + Deerfield Rivers (VT, NH, MA)

Hydro-Québec acquires Great River Hydro from ArcLight Capital — $2B (largest acquisition since HQ founding 1944). 13 hydropower stations / 589 MW on Connecticut + Deerfield Rivers. ~$171M expected annual added revenue. Closed February 2023.

$2.00B

Deal Value

589MW

Capacity

Other

Technology

VT, NH, MA

Location

Deal Details

Deal Type
Project & Portfolio M&A
Buyer / Financier
Hydro-Québec (via HQI US Holding)
Deal Value
$2.0B
Stage
Operating
ISO/RTO
ISO-NE
Source
Bloomberg

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