logo

Sudbury to Barrie 500-kilovolt Transmission Line

The owner, status and timeline of this project. A free account opens every field.

Source: ParrySound.com

Project
Planned

Hydro One is developing a 500-kilovolt transmission line from the Hanmer Transformer Station in Sudbury to the Essa Transfer Station near Barrie. The project aims to strengthen the north-south transmission and add capacity alongside the existing transmission line. The preferred route will be announced in 2027, construction is planned to start in 2029, and the line is expected to be energized by 20

Status
Prospective
Sector
Hydro, Power Generation (CCGT), Road
Location
Parry Sound, Ontario, Canada
Updated
22 Jul 2026
Source
ParrySound.com

ConstructChat

Ask ConstructChat about Sudbury to Barrie 500-kilovolt Transmission Line

Pick a question to edit it, or write your own.

First answer free · no account

I am a

Project Information FAQ

Project Information

3 Q
The project “Sudbury to Barrie 500-kilovolt Transmission Line” is an infrastructure initiative in the Hydro sector, located in Parry Sound, Ontario, Canada. Taiyo aggregates data on it from ParrySound.com.

Participants

Not available for this record.

Status

Original status

planned

Taiyo status

Prospective

Taiyo last update

2026-07-22

Contact

Not available for this record.

Description

Description

Hydro One is developing a 500-kilovolt transmission line from the Hanmer Transformer Station in Sudbury to the Essa Transfer Station near Barrie. The project aims to strengthen the north-south transmission and add capacity alongside the existing transmission line. The preferred route will be announced in 2027, construction is planned to start in 2029, and the line is expected to be energized by 2032.

Original sector

Energy

Location

Country

Canada

State

Ontario

City

Parry Sound

Source

Source

ParrySound.com

URL

More Details

Record type

Project

Sector

Hydro, Power Generation (CCGT), Road

Article published date

2026-04-20

More on this project

Research

Free account

View all details

You are reading the public part. A free account opens the rest:

  • Every detail on this project
  • News and media coverage
  • Technical research
View all details

Free account · no card · lands you back on this project