Monthly Wind Generation In ISO-NE Is About 68% Higher Than Last Year
cleantechnica.com Oct 16, 2026

Monthly Wind Generation In ISO-NE Is About 68% Higher Than Last Year

AI-summarised brief · reviewed before publication

U.S. Energy Information Administration data show that wind power output in ISO New England rose sharply in 2026. From January through September, average monthly generation was 68 percent higher than the same nine‑month span in 2025. The increase reflects new turbine installations, higher capacity factors and favorable wind conditions across Maine, New Hampshire, Vermont and Massachusetts. ISO‑NE’s total wind contribution grew from roughly 1,200 megawatt‑hours per day in 2025 to about 2,000 megawatt‑hours per day in 2026. The surge helped push the region’s overall renewable share above 30 percent for the first time since 2020. Analysts attribute the jump to state incentives, upgraded transmission lines and the retirement of older fossil‑fuel plants. Utilities reported that the additional wind supply reduced reliance on natural‑gas peaker units, lowering market prices by three cents per megawatt‑hour and improving grid reliability during peak demand periods.

💡 Why It Matters

  • · The jump demonstrates that coordinated policy and infrastructure upgrades can quickly scale clean energy, giving New England a tangible path to meet its 2030 carbon goals.