Thousands without hydro in Annex, Rosedale.

As many as seven thousand people in the Annex and Rosedale neighbourhoods are waking up to darkness this morning because of a power outage.

Toronto Hydro said the outage began at 6 a.m., and the cause is not yet known. They have dispatched crews to figure out the issue and begin repairs.

The hydro distribution company, which serves over 750,000 customers in the Toronto area, tweeted the outage ranges from Mount Pleasant Rd. west to Ossington Avenue, and from College St. north to St. Clair Avenue.