Locals who purchased Saturday Lotto in Harvey are being urged to check their tickets.
A division one ticket was sold by Harvey Newsagency and is worth $2 million.
The winning ticket was one of five across the country that matched the numbers to a division one prize.
Harvey Newsagency store manager Nayan Patel said the store was full of excitement and celebration this morning.
“Lots of customers have been coming into the store this morning congratulating us and sharing the excitement, even in the rain,” Mr Patel said.
“We sold two Division Two Saturday Lotto prizes in the last two months, it’s brilliant to finally sell a Division One winning ticket.”
Nearly 100 new rentals to be built in Mandurah
Blue swimmer crabs off limits during season closure
Fire crews on scene of Meadow Springs house fire
Perth's southern suburbs declared One Nation's 'heartland' after Secret Harbour by-election victory
Construction contract awarded for Kwinana Freeway upgrade
Port Kennedy humpback whale buried at landfill facility
Secret Harbour by-election: Where to vote on August 29
Mandurah man charged over role in alleged sophisticated cybercrime syndicate
Locals urged to look out for man who removed electronic monitoring device