Nuclear Waste Management Facility Performance Report - Q2 2025 Results

0.0 TRIF

0.0 incidents

Safety

Total Reportable Injury Frequency (TRIF)

TRIF is a measure of the number of injuries involving OPG employees that result in a fatality, lost time, requiring restricted work or requiring medical treatment per 200,000 hours worked. The current TRIF average sits at 0.0, below the year-to-date target of 0.47. The year-end target is not to exceed 0.47.

Transportation Safety

The transportation of waste to our Western facility from Darlington, Pickering and Bruce Power is managed by experienced and skilled drivers. During Q2, all shipments were made safely and accident-free and the fleet travelled 160,524 kilometres. As of September 8, 2025, 390,376 kilometres have been travelled this year.

Environment

Spills to the environment

In this quarter, there were no spills to the environment at our waste facilities that were reportable to a regulatory authority. For detailed environmental information, please refer to the environmental data reports available on our Regulatory Reporting page.

PWMF - 41

DWMF - 27

WWMF - 50

Operational Performance

Pickering Waste Management Facility (PWMF)

A total of 41 Dry Storage Containers (DSC) were transferred in Q2, which totals 68 of the 80 year-end transfer target for 2025.

Darlington Waste Management Facility (DWMF)

A total of 27 Dry Storage Containers (DSC) were transferred during Q2, totalling 30 of the 45 year-end transfer target for 2025.

Western Waste Management Facility (WWMF)

A total of 50 Used Fuel Dry Storage Containers (DSC) were transferred in Q2, totalling 76 of the 110 year-end transfer target for 2025.

1,133 m³

Waste Minimization

As of the end of Q2 (June 30), a total of 1,133 cubic metres of low-level waste has been processed through incineration. This is slightly below the year-to-date target of 1,170 cubic metres. The goal is to process 3,510 cubic metres through incineration by the end of 2025.