Alarm leads RCMP to marijuana grow-op in Watson, Sask.

When RCMP responded to an alarm in the small town of Watson they couldn't find any smoke in the building.

But they did discover something that could be smoked more than 400 marijuana plants.

On Jan. 18Humboldt RCMPsaidthey were investigatingthe cause of the alarm at a non-residential building on Railway Avenue in Watson, Sask., when they happened upon a marijuana grow operation.

RCMP said it was determined the grow-op was not licensed by Health Canada andwas in contravention of theCannabis Act.

So officers returned to the building on Jan. 30 with a search warrant and removed424 plants at various levels of maturity along with hydroponics equipment.

RCMP say they continue to investigate.

Watson is about 150 kilometres east of Saskatoon.