How a wind farm off Rhode Island lands on a Connecticut bill
If you pay an Eversource or United Illuminating bill in Connecticut this fall, part of your power now comes from a wind farm you cannot see from any beach in the state. Revolution Wind sits in federal waters well south of the Rhode Island coast, closer to Block Island than to the Thames River. The developer has said the project began delivering electricity to the regional grid in the early part of 2026, so this fall it is running through its first full set of seasons.
For most ratepayers the change is invisible. The electrons do not arrive with a label, and the project does not plug into Connecticut soil; it feeds the six-state pool that ISO New England (the independent operator that runs the regional grid, balancing supply and demand every few seconds) manages. What shows up at home is a line in the supply part of the bill, reconciled over time, and the slow working-off of a promise the state made years ago to buy this power.
The contract, not a wire, is the Connecticut connection
Revolution Wind is a roughly 704 megawatt project, built with something on the order of 65 turbines, and it was never meant for one state alone. Connecticut contracted for about 304 megawatts of it through a competitive clean energy solicitation run by the Department of Energy and Environmental Protection (DEEP, the state's main energy and environmental agency), with the long term purchase agreements reviewed by the Public Utilities Regulatory Authority (PURA, the body that regulates the utilities). Rhode Island took most of the rest, roughly 400 megawatts. The export cable comes ashore in North Kingstown, Rhode Island, at the Quonset industrial park, not in Connecticut at all.
Connecticut's tie to the project is contractual, and physical in a different way. New London's State Pier, rebuilt with state money as an offshore wind staging port, handled turbine components for Revolution Wind and its smaller neighbor before they went to sea. On the grid side, the energy flows into the same ISO New England market that serves Hartford, Bridgeport, and the towns in between, so a megawatt delivered off Rhode Island offsets a megawatt that would otherwise come from a gas plant somewhere in the region. A contract, not a dedicated line, is what makes those megawatts Connecticut's.
What the contract line actually does
The purchase agreements set a fixed price for the power over their term, which runs on the order of 20 years. When wholesale market prices are higher than that fixed price, the contracts can produce a credit that flows back to ratepayers; when market prices are lower, they produce a net charge. Utilities true this up through a reconciling line in the supply portion of the bill, so the number moves from one rate period to the next rather than sitting still.
That is the honest, unsatisfying part: whether this contract helps or costs your household in a given year depends mostly on where natural gas prices land, because gas still sets the regional power price most hours. In a high gas year the fixed wind price looks like a hedge and can return money. In a cheap gas year it can show up as a cost. The reconciled figures appear in PURA's filings, and they are worth more than any projection, including this one.
What 304 megawatts covers when it is cold
Connecticut's demand swings with the weather, and its sharpest stress now comes in winter, when a cold snap drives heating and power use together while the gas pipelines into New England are already crowded. The state's peak draw runs into the thousands of megawatts, so about 304 megawatts of nameplate wind is a single-digit share of it, not a replacement for the grid. The useful part is timing: offshore wind tends to run hardest in the windy, cold months, often at a large fraction of its rated output, which is exactly when the region worries most about keeping the lights on.
Put in household terms, the developer's rough rule of thumb would place Connecticut's share somewhere around a hundred thousand-plus homes' worth of power when the wind is blowing hard, though no home runs on wind alone and the real contribution is to the regional pool, not to any one street. On a mild, still day the project may deliver very little. The honest way to read 304 megawatts is as a steady contributor that leans in during winter wind, not as a fixed block you can count on every hour.
Worth watching this month
1. Watch Revolution Wind's first full winter performance, since the cold, windy months are when offshore wind is expected to contribute most and this season is the first real test of that claim.
2. Follow PURA's rate proceedings, usually routine semiannual filings, where the reconciled cost or credit from the offshore wind contracts is trued up and you can see what the power actually did to bills.
3. Keep an eye on any lingering federal litigation or permit review tied to the late-summer 2025 stop-work order, which a court lifted soon after but which left a reminder that offshore schedules can still slip.
4. Look for ISO New England's winter reliability outlook, published ahead of the cold season, which shows how much the operator is counting on wind, gas, and imports during a deep freeze.
5. Glance at activity around New London's State Pier as a signal for whether the next regional offshore projects stay on track, though a quiet pier in any single week is routine, not a warning.
Questions we expect
Short answers, plain languageDoes Revolution Wind power reach Connecticut through its own cable?
No. The project's export cable lands in North Kingstown, Rhode Island, and the electricity enters the regional ISO New England grid. Connecticut's claim to roughly 304 megawatts of it is through long term purchase contracts, not a dedicated wire into the state.
Will this contract lower my electric bill?
It depends, mostly on natural gas prices. When market prices run above the contract's fixed price, the deal can credit ratepayers; when they run below, it can add a cost. The reconciled figures appear in PURA filings over time.
How much of Connecticut's power does 304 megawatts represent?
A single-digit share of the state's peak demand, which runs into the thousands of megawatts. Its value is concentrated in windy winter hours rather than spread evenly across the year.
Is the project actually finished?
The developer has said it began delivering power in early 2026 and is working through final commissioning. Offshore projects reach full output in stages, so treat any single completion date as approximate.
Was this the project hit by a federal stop-work order?
Yes. A stop-work order in late summer 2025 paused construction when the project was well along, and a court lifted it soon after. It is a useful example of how federal review can still interrupt an offshore schedule.
Sources of record
Primary documents only- ISO New England (regional grid operator) The operator that runs New England's grid; its market data and winter reliability outlooks show how much the region leans on wind, gas, and imports. www.iso-ne.com
- Connecticut PURA (state regulator, .gov) Where the utilities' rate filings live, including the reconciliation that turns the offshore wind contracts into a credit or charge on bills. portal.ct.gov/pura
- Connecticut DEEP, offshore wind (state agency, .gov) The agency that ran the procurement selecting Revolution Wind and reports on the state's offshore wind contracts and goals. portal.ct.gov/deep/energy/offshore-wind
- U.S. BOEM, renewable energy (federal agency, .gov) The federal office that leases and permits offshore wind in federal waters, including the review history behind the 2025 stop-work order. www.boem.gov/renewable-energy
- Revolution Wind project page (developer) The developer's own page for project size, turbine count, and construction milestones; a company source, so read its figures as the developer's own. revolution-wind.com
- Eversource (Connecticut utility) One of the state's two main utilities; its rate pages explain how supply charges and reconciling adjustments appear on a residential bill. www.eversource.com