Summer and Winter Extremes Present Unique Reliability Challenges
Two recent weather events exemplify how shrinking supply margins, growing demand and increased seasonal volatility are already impacting New York’s electric grid.
Recent Posts
2025-2044 Outlook Explores Pathways to a Reliable, Cleaner Grid
The NYISO's 2025-2044 System & Resource Outlook finds that New York can achieve deep decarbonization through policy pathways that allow for continued, limited operation of fossil fuel, rather than relying exclusively on zero-emissions technologies.
The Value of Independence: Why NYISO Governance Matters for Reliability and Consumers
When the NYISO was established in 1999, state and federal policymakers recognized that operating the electric grid and administering wholesale electric markets required neutral, fact-based decision making that is insulated from commercial and political pressures.
What's Delaying the Completion of Energy Projects in New York?
New York urgently needs new generation to meet rising demand. While the NYISO has made progress in streamlining its interconnection process, data shows that clearing interconnection studies does not guarantee projects move forward to construction.
Environmental Advisory Council Discusses Scenario-Based Planning, Institutional Decarbonization at May Meeting
The NYISO’s Environmental Advisory Council (EAC) recently met virtually for a discussion on grid reliability, the NYISO’s expansion of scenario-based system planning, and the feasibility of institutional decarbonization and electrification.
What an “All-of-the-Above” Energy Strategy Looks Like and Why It’s Essential
New York is facing a monumental challenge: It must deliver an energy system that is reliable, affordable, and clean, all while maintaining the diversity of resources needed to achieve those goals.
A Note from NYISO President & CEO Rich Dewey on Power Trends 2026
The transformation now underway in New York’s electric system stands alongside two defining periods in our history: the original buildout of the grid during the turn of the last century, and the sweeping expansion that followed World War II. In each of those moments, the Empire State met a surge in economic growth and technological change with vision, investment, and a commitment to reliability.
Keeping the Lights on in Unprecedented Times: Looking Back at Sequestered Grid Operations During COVID-19
In March 2020, during the early days of the COVID-19 pandemic, people around the world were adjusting to the new normal of working at home. Meanwhile, 37 NYISO staff were adjusting to living – and sleeping! – at work.
Podcast Ep. 44: Wind and Solar Are Rising; Udayan Nair on What It Means for the Grid
Wind and solar resources are providing more clean, low-cost electricity to the grid than ever before, but the intermittent nature of renewable generation requires careful planning.
NYISO’s Grid Alert System Keeps New Yorkers Informed
As summer draws near, the NYISO’s grid alert system will be essential for keeping the public informed about operational changes to the bulk electric system.
Wholesale Electricity Prices Down as Weather Warms
Wholesale electricity prices have dropped considerably in New York after a particularly frigid winter which resulted in soaring demand and operational challenges resulting in the need for emergency procedures to operate the grid reliably.
VIDEO: New York Needs New Generation Now to Address Reliability Risk
Watch now.
Podcast Ep. 43: U.S. EIA Analysts on Short-Term Energy Outlook (STEO) and Rising Electricity Prices
A surge in natural gas prices this winter was a reminder of the relationship between fuel markets and wholesale electricity prices.
VIDEO: Winter Storm Fern’s Impact on Reliability and Prices
Watch now.
Winter Weather Strain Highlights Importance of Propel NY Project
Extreme weather is proving to be a persistent challenge for grid operators, highlighting the importance of having sufficient generation to meet spiking demand. But it’s not only generation that matters in these events – transmission plays a critical role too.
Winter Storm Fern, Cold Front Test New York’s Grid
When Winter Storm Fern swept across New York, it brought more than white‑out conditions and biting temperatures. The prolonged event also revealed how weather, aging generation, and fuel market pressures can collide to challenge the grid and raise electricity prices.
Podcast Ep. 42: Least-Cost Reliability: Even When Fuel Prices Run High
Electricity prices are rising across New York, and understanding what drives those costs has never been more important. In this Power Trends podcast, NYISO Vice President of Market Structures Shaun Johnson breaks down the factors shaping today’s electricity supply charges and explains how wholesale markets produce the most cost-efficient solutions to meet consumer demand.
Explainer: Impact of National & Global Conditions on Electricity Prices in NY
This white paper explains that higher natural gas prices, growing demand from large loads, aging power generation resources, cold weather, and supply chain challenges are placing upward pressure on electricity costs
VIDEO: What’s Behind Rising Electricity Prices in New York
Watch now.
Natural Gas Prices This Winter: What It Means for Grid Reliability and Consumers in New York
As winter sets in, high natural gas prices are once again poised to drive up both heating bills and electricity costs across the state.
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