How Many Nuclear Power Plants Are in the US and Where Are They?

How Many Nuclear Power Plants Are in the US and Where Are They?

by James Walton

The hum of turbines, the steam rising from cooling towers—these are the unmistakable signs of a nuclear power plant at work. Across the United States, 94 of these facilities quietly generate nearly 20% of our nation's electricity, powering millions of homes and businesses. But for many Americans, nuclear power remains a mystery, shrouded in both fascination and fear.

Nuclear power isn't just about splitting atoms and generating steam. It's about energy independence, environmental impact, and yes, safety concerns. Whether you're a concerned citizen living near a plant, an environmentalist weighing the pros and cons, or just someone curious about where your electricity comes from, understanding nuclear power is more important than ever. 

At MIRA Safety, we believe that knowledge is the foundation of true preparedness. While nuclear disasters are rare, even normal nuclear operations can pose serious risks. Especially if you live near a nuclear power plant, it's important to be prepared for any scenario.

Table of Contents

Where are the Nuclear Power Plants Near Me?

US MAP

Ever wondered if you're living in the shadow of a nuclear reactor? Or perhaps a new nuclear power plant might be built near your place? Wonder no more: our interactive nuclear power plant map documents every operating plant by city, state, and power plant type. 

Top 5 Threats Living Near a Nuclear Power Plant in the US

While living near a nuclear power plant in the United States isn't exactly like having a ticking time bomb next door, it's not without its concerns. Here are the top five threats that keep people up at night:

  1. Accidents: Although extremely rare, severe accidents can potentially release radioactive material into the environment.

  2. Radiation Exposure: There's a slight chance of radiation leaks during normal operations, which could pose health risks over prolonged periods.

  3. Waste Storage: The storage and disposal of radioactive waste present long-term environmental and health concerns.

  4. Security Risks: In our post-9/11 world, nuclear power plants are potential targets for bad actors.

  5. Public Perception: Sometimes, the biggest threat is fear itself. Living near a nuclear plant can cause anxiety among residents, potentially impacting property values and community well-being.

The risks of living near a nuclear power plant are real, but they're also well managed. The Nuclear Regulatory Commission (NRC) keeps a watchful eye on all operating nuclear power reactors in the United States. By adding a comprehensive individual emergency preparedness plan, citizens can remain comfortably safe in their homes—no matter how close to a plant they might be.

Nuclear Power Plants in Key States

The nuclear power landscape varies significantly across different states in the US. Let's take a closer look at nuclear power plants in some key states:

Texas

Nuclear Energy Institute's Texas Fact Sheet 

Texas, known for its diverse energy portfolio, is home to two advanced nuclear power plants with four nuclear power reactors. These facilities generate 8.3% of the state's electricity, powering approximately 3 million homes. The South Texas Project near Bay City and the Comanche Peak plant near Glen Rose are integral parts of Texas's energy infrastructure and have a high nuclear capacity, providing reliable baseload power to complement the state's growing renewable energy sector.

New York

Nuclear Energy Institute's New York Fact Sheet 

In New York, nuclear energy plays an even more significant role. The state's commercial nuclear reactors produce nearly 25% of its electricity, accounting for almost half of the state's carbon-free electricity generation. Facilities like the FitzPatrick Nuclear Power Plant and the Nine Mile Point Nuclear Generating Station are crucial in helping New York meet its ambitious clean energy goals.

California

Nuclear Energy Institute's California Fact Sheet 

California's relationship with nuclear power has been more complex. Currently, the state has only one nuclear power plant operating in service, Diablo Canyon, which houses two nuclear power reactors with a combined nuclear electricity generation capacity of 2,200 MW. Despite providing 17.9% of the state's carbon-free electricity, Diablo Canyon is scheduled for decommissioning, reflecting California's shifting energy priorities and public concerns about nuclear safety.

Arizona

Nuclear Energy Institute's Arizona Fact Sheet 

Arizona is home to the Palo Verde Nuclear Power Plant, which is the largest US nuclear power plant by net generation. This nuclear power plant in Arizona plays a significant role in the state's power supply and contributes to the broader southwestern electric power grid across the U.S.

Florida

Nuclear Energy Institute's Florida Fact Sheet  

Florida relies heavily on nuclear power, with two existing nuclear plants accounting for 11.5% of the state's total energy output. These facilities, including the Turkey Point Nuclear Generating Station and the St. Lucie Nuclear Power Plant, provide a remarkable 75% of Florida's carbon-free electricity. This significant contribution underscores the importance of nuclear power in the Sunshine State's efforts to reduce greenhouse gas emissions.

Pennsylvania

Nuclear Energy Institute's Pennsylvania Fact Sheet  

Pennsylvania has a long history with nuclear energy, including the site of the infamous Three Mile Island incident. Today, the state's commercially operating nuclear power plants produce nearly 30% of its electricity, powering approximately 7.5 million homes. Despite the closure of Three Mile Island in 2019, Pennsylvania remains a major nuclear energy producer, with facilities like the Susquehanna Steam Electric Station continuing to play a vital role in the state's energy mix.

The Importance of Nuclear Energy in the US

Nuclear energy has been a cornerstone of the United States' power generation landscape since the 1950s. Today, it continues to play a crucial role in meeting the nation's energy needs while contributing to efforts to reduce carbon emissions. As of 2024, the United States is home to 54 commercial nuclear power plants housing 94 operating nuclear power reactors. These facilities are spread across 28 states, providing a significant portion of the nation's power supply.

According to the Energy Information Administration, the importance of nuclear energy in the US can be attributed to several factors: 

  1. Low Carbon Emissions: Nuclear power plants don't burn fossil fuels, which means they don't belch out greenhouse gasses like their coal and gas-powered cousins.

  2. Reliability: Unlike solar panels or wind turbines, nuclear power plants don't care if it's cloudy or calm. They can run 24/7, providing a steady baseload of electric power to the grid.

  3. Energy Independence: By reducing our reliance on imported fuels, nuclear power helps keep America's energy destiny in its own hands.

  4. Job Creation: The nuclear power industry employs tens of thousands of Americans in high-paying jobs. From nuclear engineers to plant operators, these positions require specialized skills and contribute significantly to local economies.

  5. Technological Innovation: Research in nuclear energy and nuclear development contributes to advancements in various scientific fields, including medicine and space exploration.

The use of nuclear power generates about nearly 20% of America's electricity and accounts for more than 45% of the country's carbon-free electricity. This significant contribution to clean energy production makes nuclear power a key player in the fight against climate change, despite ongoing debates about its safety and long-term sustainability.

The Three Mile Island Accident: A Turning Point

The Three Mile Island nuclear power plant incident occurred on March 28, 1979, near Harrisburg, Pennsylvania. This partial meltdown at the Three Mile Island Nuclear Generating Station (TMI-2) not only changed public perception of nuclear energy but also led to sweeping changes in nuclear safety and regulation.

What Went Wrong

The accident was caused by a perfect storm of equipment malfunctions, design-related problems, and human errors. A series of equipment malfunctions, design-related problems, and human errors led to a partial meltdown in one of the reactors. While there were no immediate deaths or injuries, the incident raised significant public concerns about the safety of nuclear power reactors. 

group of men wearing haz suit and gas mask

In the aftermath of the accident, the nuclear industry and regulatory bodies underwent a profound transformation. The Nuclear Regulatory Commission (NRC) significantly enhanced its oversight and implemented more stringent safety protocols. Power reactor designs were improved to include additional safety features, and plant operator training programs were overhauled to better prepare personnel for various scenarios.

Lessons Learned and Long-Term Impact

One of the most significant outcomes was the increased focus on human factors in nuclear power plant operations. The incident highlighted the critical importance of clear communication, effective decision-making under pressure, and the need for comprehensive emergency response planning. These lessons led to the development of more robust safety cultures within nuclear facilities across the country. 

The Three Mile Island accident also had a lasting impact on public perception of nuclear energy. It fueled anti-nuclear sentiment and led to increased scrutiny of the industry. In the years following the incident, the construction of new reactors in the US slowed significantly, with some planned projects being canceled altogether.

How Far We've Come

gas mask with filter

Source: MIRA Safety

If an equivalent disaster happened today, cleanup crews would be in safe hands with the MIRA Safety CM-6M gas mask with the NBC SOF-77 filter. When these two pieces of CBRN equipment are combined, they result in cutting-edge protection from dangerous radioactive particles in the air. 

The SOF-77 is designed to filter all known CBRN agents, along with radioactive iodine. Meanwhile, our iconic CM-6M is being used in the field as we speak. Made from bromobutyl rubber, this mask is designed to protect your skin from CBRN agents. Note that it also features a full panoramic visor, which would have been perfect for Three Mile Island cleanup teams.

Nuclear Waste Storage in the US

The management and storage of nuclear waste remain some of the most challenging aspects of nuclear power generation in the United States. As nuclear power reactors continue to produce electricity, they also generate radioactive waste that requires careful handling and long-term storage solutions.

Types of Nuclear Waste

Nuclear waste is typically categorized into two main types: spent nuclear fuel and low-level radioactive waste. Spent nuclear fuel, which consists of used fuel assemblies removed from reactors, is highly radioactive and requires special handling and storage. Low-level radioactive waste, on the other hand, includes items like protective clothing, tools, and filters that have been exposed to radioactivity during plant operations.

Current Storage Methods

Currently, the United States employs a two-stage approach to storing spent nuclear fuel. Initially, fuel assemblies are stored in cooling pools at nuclear power plant sites. These pools provide both cooling and shielding for the highly radioactive material. After a period of cooling, some of the spent fuel is transferred to dry cask storage systems. These robust containers, made of materials like steel and concrete, provide additional protection and can be stored on-site at nuclear facilities. 

Low-level radioactive waste is typically stored in specialized facilities with onsite surveillance and security. These storage methods are considered safe for short to medium-term storage, but they are not intended as permanent solutions.

The Challenge of Long-Term Storage

The lack of a permanent storage solution for high-level nuclear waste remains a significant challenge for the US nuclear industry. In 1987, the Yucca Mountain Nuclear Repository in Nevada was proposed as a long-term storage site. However, the project has been mired in political controversy and local opposition, leading to its suspension in 2011. 

Recent administrations have taken different stances on the Yucca Mountain project and explored alternative options for long-term nuclear waste storage. The Department of Energy continues to work on finding viable solutions for this pressing issue.

Environmental and Safety Concerns

The absence of a permanent storage solution raises concerns about the long-term safety and environmental impact of nuclear waste. It also poses challenges for communities near temporary storage sites, who worry about the potential risks associated with hosting nuclear material for extended periods.

Future Directions in Waste Management

As the debate over nuclear waste storage continues, the industry and policymakers are exploring various alternatives. These include deep geological repositories, advanced recycling technologies to reduce waste volume, and the development of new types of reactors that produce less waste. Finding a solution to the nuclear waste storage problem remains a critical factor in the future viability and public acceptance of nuclear power in the United States.

How to Prepare for a Nuclear Meltdown

While the likelihood of a nuclear meltdown is extremely low, being prepared is crucial for those living near nuclear power plants. Here are steps you can take to prepare:

Stay Informed

Knowledge is power, especially in emergency situations. Staying informed about your local nuclear power plant and emergency procedures is the first step in preparedness.

  • Know your proximity to the nearest operating nuclear power plant

  • Understand local emergency plans and evacuation routes

  • Keep track of emergency alert systems

  • Stay up to date on the latest in nuclear protection strategies, tactics, and equipment

Create an Emergency Kit

Having essential supplies ready can make a significant difference in an emergency. An well-stocked emergency kit ensures you have necessities on hand if you need to shelter in place or evacuate quickly. 

  • Stock non-perishable food and water for at least 72 hours

  • Include a battery-powered or hand-crank radio

  • Pack essential medications and first aid supplies

Plan for Evacuation or Shelter-in-Place

In the event of a nuclear emergency, you may need to leave your home quickly. Having a clear evacuation plan can help reduce stress and ensure your safety in a crisis situation. 

  • Identify multiple evacuation routes and destinations

  • Keep your vehicle well-maintained and fueled

  • Have a plan for pets and livestock

In certain situations, authorities may recommend sheltering in place by staying indoors and sealing off your home to minimize exposure. It's important to be just as prepared for an at-home emergency as an evacuation.

  • Prepare a designated shelter area in your home

  • Create a plan to adequately seal off ventilation in your home

  • Purchase set of CBRN protective gear for your family

Invest in Protective Gear

Different people will be comfortable with different levels of equipment preparation. Those who live within range of a nuclear power plant should take additional protective measures and invest in specialized nuclear safety gear. 

Practice Your Plan

Like any skill, emergency preparedness improves with practice. Regular reviews and drills can help ensure that everyone knows what to do in case of an emergency.

  • Regularly review and update your emergency plans

  • Conduct drills with your family to ensure everyone knows what to do

Remember, preparation is about empowerment, not fear. By taking these steps, you're ensuring the safety of yourself and your loved ones in any emergency scenario.

Conclusion 

Nuclear power plants in the US continue to play a significant role in the nation's energy landscape, providing a substantial portion of carbon-free electricity. While the industry faces challenges, including waste management and public perception, it also offers opportunities for clean energy production and technological innovation.

For those living near nuclear power plants, understanding the potential risks and being prepared for emergencies is crucial. By staying informed, creating emergency plans, and investing in proper protective equipment, you can ensure the safety of yourself and your loved ones.

As we look to the future, the role of nuclear energy in the United States remains a topic of intense debate. The industry's ability to address economic challenges, enhance safety measures, and gain public trust will be critical in determining its place in America's energy mix.  

Continued research and development in nuclear technology, supported by both private industry and government initiatives like those from the DoE's Office of Nuclear Energy, will be essential in shaping the future of nuclear power in the US.

Remember, knowledge and preparation are your best defenses. Stay informed, stay prepared, and stay safe.