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.

Rough waters in the tailrace from Barrett Chute hydroelectric station.

Water system data portal

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
Water safety
Our commitment to public safety includes making sure people know about the dangers around our hydro stations and dams.
Water system data portal

Careers
Investors
Reports
OPG Websites

May 8, 2023

7 min read

Net-Zero News May 2023

OPG has been busy working to fulfill our ambitious vision of electrifying life in one generation.

From developing Small Modular Reactors, to overhauling our reliable hydro fleet, to advancing a Canada-first pumped hydro energy solution, we are laying the groundwork for our electric future one megawatt at a time.

In the latest issue of OPG’s Net-Zero News, learn more about these projects and all of our ongoing clean energy initiatives.

Powering the world to a better future

See how OPG is working to electrify life in a new documentary film released as part of Vision 2045, a global campaign that aims to inspire action toward a more sustainable world. Watch the video.

Forging a path for nuclear's next chapter

At OPG’s Darlington site, we are continuing to develop North America's first commercial Small Modular Reactor (SMR) and establishing the partnerships that will enable global deployment of this important clean energy technology. Read the story.

Strengthening our hydro fleet

On the St. Lawrence River, work has begun on an expansive 16-unit, 16-year overhaul of our R.H. Saunders Generating Station, Ontario's second-largest hydroelectric station. This major refurbishment will ensure decades more clean power from this 65-year-old workhorse. Read the story.

Also in this issue, learn about our proposed first-of-a-kind project to turn an inactive mine into a giant hydro battery, discover how our isotopes are helping to unlock the promise of nuclear fusion, and catch up with some of the talented women in the trades making an impact on the Darlington Refurbishment project.

Featured story

OPG is featured in a new film in support of Vision 2045, a global campaign that aims to inspire action toward a more sustainable world.

Our stories · 2 min read

See how OPG is powering the world to a better future in Vision 2045 film

OPG’s vision to electrify life in one generation comes to life in a new documentary film released as part of Vision 2045.

Newsletter articles

In March, OPG joined GE Hitachi Nuclear Energy, Tennessee Valley Authority, and Synthos Green Energy to announce the formation of a technical collaboration agreement for the BWRX-300 SMR design.

Our stories · 3 min read

OPG forging the path for nuclear’s next chapter with global partners

At OPG’s Darlington Nuclear site east of Toronto, work is continuing to prepare the foundation for North America’s first commercial SMR.

The massive turbine runner is pulled up from R.H. Saunders GS's Unit 9, which is undergoing an overhaul.

Our stories · 4 min read

16-year overhaul now underway at R.H. Saunders hydro station

In Cornwall, an extensive 16-year overhaul of Ontario’s second-largest hydroelectric station is now underway.

The Marmora Pumped Storage Project would convert a long inactive, open-pit iron ore mine into a 400 MW hydroelectric battery.

Our stories · 3 min read

Marmora pumped storage project would turn inactive open-pit mine into giant hydro battery

In eastern Ontario, OPG and Northland Power Inc. are looking to advance a proposed first-of-a-kind project for Canada.

For three decades, OPG has made tritium commercially available for use in self-powered lights, as a source for luminescence in watches, and for medical research.

Our stories · 4 min read

Isotopes from OPG’s nuclear stations helping to unlock the promise of nuclear fusion

OPG’s nuclear stations and the isotopes they produce are helping to unlock the next major technological advances in energy and computing.

Biodiversity · 3 min read

Mating ospreys find safe shelter for their young at OPG’s hydro stations

High above OPG’s Chats Falls GS, a pair of mating ospreys are seen each year, feeding their young in a nest built atop a special platform.

Sundeep and Suveen Thandi are twin sisters and red seal-certified welders who are flourishing in their roles on the Darlington Refurbishment project.

Our stories · 4 min read

Shining the spotlight on OPG’s women in the trades

At OPG, we celebrate all the achievements and contributions of our diverse workforce, including women in the skilled trades.

Newsletter articles

Swans and a turtle are spotted at Coots Pond at Darlington Nuclear. The site has been recertified "Gold" by the Wildlife Habitat Council.

Our stories · 3 min read

Four OPG sites recertified by Wildlife Habitat Council

Four OPG sites have received recertification from the Wildlife Habitat Council in recognition of initiatives to protect local biodiversity.

OPG is preparing for the coming spring freshet, the annual influx of water from spring rains and melting snow.

Our stories · 3 min read

Tabletop exercises helping OPG’s hydro operations prepare for spring freshet

Across OPG’s hydroelectric operations, tabletop exercises are now underway to help prepare staff and facilities for the coming freshet.

OPG has been named one of Canada's Best Diversity Employers.

Our stories · 3 min read

OPG named one of Canada’s Best Diversity Employers

OPG has been named one of Canada’s Best Diversity Employers, a major recognition in the company’s journey to be a global ED&I leader.

Newsletter articles

Eleven Indigenous millwright hopefuls are undertaking the Introduction to Millwrighting program at the Darlington Energy Complex.

Our stories · 3 min read

Introduction to Millwrighting training program welcomes largest class yet to Darlington

Eleven Indigenous candidates are learning about what it takes to become a millwright through the Introduction to Millwrighting program.

OPG’s Monitoring and Diagnostics Centre team in Pickering.

Our stories · 3 min read

OPG’s Monitoring and Diagnostic Centre recognized for industry-leading innovation

In 2022, OPG's Monitoring and Diagnostic Centre's important role was on full display as the team was able to make an important catch.

DNGS Low Pressure Turbine spindle removed and placed on a stand

News update · 25 min read

Darlington Refurbishment performance update - Q4 2022

In Q4 2022, the project exceeded safety and quality forecasts, and continues to progress on time and on budget.

A view of Pickering Nuclear Generating Station from Lake Ontario.

Media release · 4 min read

OPG reports 2022 financial results

OPG reported its financial and operating results for 2022 with strong operational performance and project excellence.

Territorial Acknowledgement

Central Ontario

Eastern Ontario

Northeastern Ontario

Northwestern Ontario

Southern Ontario - Durham Region

Southern Ontario - Niagara Region

Southwestern Ontario

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