Our mission, vision & values

As Ontario’s largest clean electricity generator, see how our focus is on generating safe, efficient, and reliable energy.

About

Our partnerships & subsidiaries
Our subsidiaries & partnerships are helping us improve electricity generation, storage, and distribution technology to electrify life in one generation.
Who we are
Powering Ontario
Ontario’s need for power never takes a rest and neither does OPG — we’re on the job 24 hours a day, seven days a week, powering Ontario.
What we do
Public safety
We maintain a long-term commitment to the health, safety and energy needs of Ontarians, and it shows in everything we do.
Our commitments in action
Code of Business Conduct
We operate according to a Code of Business Conduct that ensures safety, integrity and efficiency for Ontario.
Governance & regulation

Workers in hard hats look out from the top of an open stairway before a huge Canadian flag in a nuclear plant.

Our role in the system

Our role is to help build a stronger Ontario by investing in clean, affordable power and energy solutions that help grow Ontario's economy.

Power generation

Nuclear power
Nuclear power plays an important role in Ontario and OPG’s energy mix, and its critical to helping us achieving our net-zero goals.
Our power
Educational resources
We support students and educators by providing learning resources developed specifically for teachers, young people and schools.
Our role in the system
Nuclear safety and emergency preparedness
We build safety into every step of our energy production and about our comprehensive emergency preparedness plans for Ontarians.
Our commitment to safety
- Nuclear safety and emergency preparedness
- Water safety

The pristine turbine hall at Darlington Nuclear Generating Station.

Darlington refurbishment project

Once complete, this project will enable production of clean, safe, low-cost, and emission-free electricity from Darlington for 30 more years.

Projects & services

Darlington SMR
The Darlington site is the only location in Canada licenced for new nuclear with a completed and accepted Environmental Assessment.
Our projects
Clean energy credits
With an extensive portfolio of clean energy generation across North America, OPG can offer environmental credits in both Canada and the US.
Our services
- Electrification services
- Clean energy credits

Ouimet Canyon Provincial Park, Thunder Bay, Ontario

Territorial acknowledgement

We respectfully acknowledge that our facilities are located within the traditional and treaty territory of Indigenous Nations and communities.

Community investment

The Power for Change Project was designed to give back to Ontario and to the communities where we operate, to help build a cleaner, more sustainable future for generations to come.

Communities

Territorial Acknowledgement
- Territorial Acknowledgement
  OPG respectfully acknowledges that the lands on which its generating stations and other assets are located are within the traditional and treaty territory of many Indigenous communities. Click to read more.
Central Ontario
- Central Ontario
  Central Ontario is home to 20 of our hydroelectric facilities, some of which, like our Sills Island Generating Station, have been part of their community for more than one hundred years.
Eastern Ontario
- Eastern Ontario
  Eastern Ontario is host to one gas-fired generating station and 15 of our hydroelectric generating stations on the St. Lawrence, Ottawa and Madawaska Rivers.
Northeastern Ontario
- Northeastern Ontario
  Northeastern Ontario contains 14 of our hydroelectric stations, including several we built or redeveloped through key partnerships with local Indigenous communities.
Northwestern Ontario
- Northwestern Ontario
  Northwestern Ontario hosts 11 of our hydroelectric stations as well as a former coal generating station that we converted to use biomass as fuel.
Southern Ontario - Durham Region
- Southern Ontario - Durham Region
  The golden horseshoe of Southern Ontario is home to key operations including our Darlington and Pickering nuclear stations in Clarington and Pickering.
Southern Ontario - Niagara Region
- Southern Ontario - Niagara Region
  The golden horseshoe of Southern Ontario is home to key operations including our iconic Sir Adam Beck hydroelectric stations in Niagara Falls.
Southwestern Ontario
- Southwestern Ontario
  Southwestern Ontario is host to our NSS - Western Waste Management Facility in Bruce County, our Eugenia hydroelectric station near Meaford, and our Nanticoke Solar Facility on the site of the former Nanticoke coal station.

Low water conditions at the tailrace of Lower Sturgeon hydroelectric generating station.

Hydroelectric Data Portal (water.opg.com)

Find water level and flow information from gauges on rivers where OPG operates hydroelectric stations in Ontario.

News & resources

Net-Zero News
A quarterly round-up of stories, news and profiles that highlight our best. See how we’re electrifying life in one generation.
Newsroom
Visitor centres
At our visitor centres, the public is welcomed to see how their power is made and learn about Ontario's low-carbon electricity system.
Educational resources
Hydroelectric Water Portal (water.opg.com)

Careers
Investors
Reports
OPG Websites

Saunders Hydro Dam Visitor Centre

Located on the banks of the St. Lawrence River, Ontario Power Generation's (OPG's) visitor centre showcases the history of the St. Lawrence Seaway and Power Project as well as the communities and people affected, and great biodiversity stories like the American Eel.

Come explore our exciting, informative and interactive displays that make our visitor centre a key tourist destination in the Cornwall area.

Upcoming events at the centre

Feb

Hydroelectric Operations Information Sessions

See schedule

In-person and virtual sessions available

Our exhibits

The visitor centre features many exhibits to explore, engage and educate visitors.

Mohawks of Akwesasne

Learn about the history of the Mohawks of Akwesasne, the first inhabitants of the St. Lawrence River Valley.

History of the St. Lawrence River

From the formation of the river to the first European explorers, learn how the St. Lawrence River contributed to settlement in Canada and the establishment of the trade route for early pioneers.

The St. Lawrence Seaway

The St. Lawrence Power Project and Seaway were developed simultaneously. Find out how the Seaway was constructed in the 1950s.

Lost villages

The St. Lawrence Seaway and Power Project wasn’t completed without sacrifice. Many communities were relocated to higher ground to allow for the project to move forward. Learn about the former and current communities affected by the rivers inundation.

The St. Lawrence Seaway Mural

Learn about Harold Town, the famous Canadian painter responsible for creating the timeless St. Lawrence Power Project Mural abstract mural, a timeless piece that still hangs in the powerhouse today.

Kaniatares, the Long River Mural

This stunning three-canvas painting depicts the traditional lifestyle of the Mohawks of Akwesasne prior to European contact. The mural emphasizes the importance the mighty St. Lawrence River played to the Mohawk’s everyday life. This painting was completed in 2016 by the late Mohawk Artist John B. Thomas.

International Friendship Monument

For over 60 years, OPG and the New York Power Authority have worked together to produce power and manage water on the St. Lawrence River. Find out how this example of international cooperation developed and how it continues today.

Power generation exhibits

Explore the mechanics of electricity production like nuclear and thermal power that we use to meet much of Ontario's power needs.

Be a hydroelectric station operator

Do you have what it takes to be a hydroelectric operator? Find out by taking simulated controls of the R.H. Saunders Generating Station and provide clean power to Ontarians.

A peek inside

A family examines an exhibit about the history of the Akwesasne Mohawks.

Two kids spin handles on a generator exhibit.

An OPG staff member demonstrates a water safety exhibit.

A young family stands at a fence looking at the RH Saunders Generating Station.

A view of the Saunders Hydro Dam Visitor Centre from the front.

A map identifying the location of the Saunders Hydro Dam Visitor Centre

Hours and location

The Saunders Hydro Dam Visitor Centre is now closed for the 2024 public tourism season.

The centre will reopen in May 2025 for public visitation.

If you would like to inquire about booking auditorium space, an educational tour, or schedule a large group tour, please contact us

Saunders Hydro Dam Visitor Centre
2500B Second Street West
Cornwall, ON K6H 5R6
613-932-4563

More info & room bookings

A few more things you should know about us.

Did you know?

You can book a room

To book the Main Auditorium or Community Room, contact us through the form below.

Meeting space is available between 8:30 a.m. and 3 p.m.

A site orientation and review of safety procedures is required.

Admission is free

Admission to the centre and all programming is free!

There's a nice path

A beautiful recreational path, great for walking and cycling, goes right by the building and along the river.

We're on Facebook

Visit our page >

Accessibility

Our visitor centres are equipped with many accessibility features as outlined on the table below. If you have questions about the availability of any features, please contact us.

Should any of these features become temporarily unavailable due to our service maintenance activities, we will post notice of these service disruptions here on this web page.

Visitor accessibility snapshot

Feature	Description	Status
Parking	There two (2) type B accessible parking spots within 15 meters of the main entrance. The current accessible parking spaces measure approx. 3442 mm and 340 respectively. There are no type A accessible parking spots.	Available
Exterior paths of travel	Exterior paths have no change in level or slope. Ground surfaces provide high tonal or textural contrast. Aside from an existing staircase, the lower-level meeting space is only accessible by an exterior public pathway with a gradual slope. Please note this is not a primary meeting space.	Available
Curb ramps/depressed curbs	Crossing boundaries with vehicular routes have depressed curbs.	Available
Entrances/exits	The main accessible entrance/exit door is located at the north side of the building, close to the accessible parking area. The main entranceway door is 1175 mm wide.	Available
Stairs and stairwells	The building is two stories with one meeting space in the basement. The primary tourism and meeting room space for the public is on the main floor.	N/A
Interior accessible routes	Interior routes to and from the main accessible entrance/exits have a width between 1000 and 1500 mm. Floor surfaces are concrete throughout the facility. Water coolers are located along this access route.	Available
Elevating devices	The building does not have an elevating device to the lower meeting room. This lower meeting room is only accessible via an exterior path with a gradual slope.	N/A
Washrooms	There is one (1) universal accessible washroom available by request. The public washrooms are currently labelled for men and women.	Available
Controls and operating mechanisms	There are wheelchair accessible door control push buttons. Light switches, outlets, are at recommended mounting heights.	Available
Assistive listening devices and acoustics	Not available.	N/A
Public address systems	The building has a compliant public address system.	Available
Fire and life safety systems	Fire detection systems are in place, including automated smoke activated alarms and fire extinguishers. Alarm signals are both audible and visual.	Available
Lighting	Lighting integrates both artificial and natural lighting sources with full spectrum to aid in identifying edges and colour contrasts.	Available
Signage and wayfinding	All signage is designed and strategically placed with ideal mounting heights.	Available
Assembly areas	There is one (1) designated area that can be used as a conference room or auditorium which has accessible or adaptable seating.	Available
Meeting and multi-purpose rooms	There is one (1) auditorium that is used as meeting space. It consists of multiple non-fixed seating with multiple table configurations available to accommodate the specific needs of guests.	Available
Cafeteria and dining facilities	The building does not have a cafeteria or dining facility.	N/A
Outdoor public use eating areas	There are small outdoor rest areas consisting of benches on the grounds of the visitor centre.	Available
Kitchens and kitchenettes	The building does not have a kitchen or kitchenette.	N/A
Elevated platforms or stages	There is a single stage in the main auditorium area. This stage is only accessible via stairs.	N/A