Welcome to
Diablo Canyon Power Plant

Public Tour: General Admission

Tour Date:

We are proud to share California’s largest clean energy supplier with our community. Diablo Canyon’s interactive, guided site tours are designed to educate the public about nuclear energy. They also give a first-hand look at our facility that generates enough energy for 4 million Californians. This public tour includes:

During This 3-Hour Visit, You Will:

• Learn how Diablo Canyon Power Plant generates clean, safe, and reliable energy.
• Discuss Diablo Canyon’s vital role in supporting California’s transition to a decarbonized, climate-resilient future.
• Enjoy the natural beauty surrounding Diablo Canyon and learn about our stewardship of these lands.

This Public Tour Includes the Following Facility Visits:

• Fire Station
• Marina Intake Cove
• Independent Spent Fuel Storage Installation (ISFSI)
• 230/500 KV Switchyards
• Reservoir Pools
• Desalination Plant

🚫 What’s Not Included:

The following areas are not accessible during the tour and will be covered in the presentation:

• Turbine Deck
• Radiological Controlled Areas
• Reactor Buildings
• Spent Fuel Pools

Prepare for Your Visit!

Your host or tour coordinator will serve as your primary point of contact and will provide the itinerary and logistics in advance to help you prepare for your visit.

Prior to your arrival

Due to federal regulations and internal procedures, Diablo Canyon Power Plant—like all U.S. nuclear facilities—must implement an access control program. All visitors must register in advance to obtain security clearance for plant access.

Accommodations

Some tours include ascending multiple flights of stairs and approximately 1.5 miles of walking. If you have a disability, mobility impairment, or other access or functional needs that may require accommodations, please notify your host or tour coordinator in advance.

Note:  This visit/public tour does not include access to the protected area, turbine deck, radiological controlled areas, or spent fuel pools.

Public Health & Safety

At Diablo Canyon, the health and safety of our visitors and coworkers are a top priority. To help keep everyone safe, we ask that anyone experiencing flu‑like symptoms or who has been recently ill please stay home and plan to visit another time.

While on site, please use handrails on stairs, stay on designated walkways and crosswalks, and watch for vehicles, plant equipment, and potential trip hazards. For your safety, do not use your cell phone while walking. Your host will share additional information prior and during your visit.

Photography & Cellular Service

The use of photography and video recording devices—including cameras, cellphones, smart glasses, laptops, tablets, smartwatches, and similar devices—is not permitted in certain areas of the plant. Please check with and follow directions from your host or tour coordinator at all times.

Verizon Wireless is the only cellular provider with service on the plant site.

Emergency Information

If you hear either of the following signals, listen to public address announcements for further instruction and follow the directions of your host/tour coordinator:

Fire Signal: 30 seconds monotone siren.

Site Emergency Signal: Electronic warbler that sounds like a series of falling tones (minimum of 60 seconds).

In the unlikely event of an emergency while onsite DIAL 779 from any plant phone or 805-545–1234 from a Verizon mobile device. Please be prepared to provide the following information:

• Location
• Type of emergency or potential emergency
• Known or potential injuries or life threats
• Name of host/tour coordinator

Site Appropriate Attire

For your safety there is a dress code required for all plant visitors. Failure to comply will result in denial of plant access. Ensure your visitor badge (provided) is always clearly displayed on your upper body.

Required Attire

■ Pants

■ Socks

■ Shirts with short or long sleeves (shoulders covered)

■ Shoes, tennis shoes, or boots that have a hard flat sole, leather uppers (preferred), and both closed toes and closed heels; the top of the foot should not be visible; and heels must be less than 1.5 inches tall

■ Visitor badge (provided)

■ Hard hats, ear protection, and safety glasses and gloves (provided) required at some locations

Prohibited Attire

■ Shorts, skirts, or other attire that exposes legs or ankles

■ Tank tops or sleeveless shirts

■ Sandals, low-cut slip-ons, clogs, crocs, ballet-style shoes, or shoes with heels over 1.5 inches tall

Getting to Diablo Canyon

Your host or tour coordinator will provide detailed instructions before your visit, including meeting time and location, check-in, transportation, and parking.

If you are driving a personal vehicle, please note:

The plant is located approximately 7 miles from the entrance gate off Avila Beach Drive, on the right side as you approach Port San Luis.

⚠️Important:  Do not follow directions to Montaña de Oro State Park—this route leads to the back side of the property, which is not open to public access.

Driving on the Access Road

• Drive cautiously and obey all posted speed limits
• Passing is never allowed
• Use turnouts if driving slowly
• Do not stop on the access road unless it is an emergency
• Avoid distraction such as using your phone or taking photos while driving

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