Residents of Lakeview Parade in Primbee woke to see riot squad detectives breaking down the door of a local residence.
Police are still searching two homes and a number of vehicles on the street.
One man, who has lived on the street since 1974, said he saw police arrive about 7.30.
"It's a quiet street, we've never had problems with neighbours, it's unbelievable to see the police everywhere," he said.
More to come.
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