They found $22,000 worth of fentanyl, $7,000 worth of cocaine and $670 cash.
The NRP searched a home and a car in St. Catharines on Tuesday, in the Niagara Street and Church Street area.
Officers were responding to a report of two men with guns, but they did not find any firearms on scene.
Three people have been arrested and charged; a 30-year-old St. Catharines woman, a 23-year-old Hamilton man and a 17-year-old boy from Hamilton.
Optimism Fading for Beluga Whales
Animal rights group director says a whale has been moved to Marineland's sick tank
Apartments Approved for Queenston Street
2,442 units, with commercial space, to be built where St. Catharines hospital was
3 Arrested After NRP Find Cocaine
Police searched 2 houses, after watching suspected drug activity
Police Looking for 2 Arsonists
A house in West Lincoln was lit up early Thursday morning
Niagara Health Funding Gone Up: MPP
Sam Oosterhoff says it's gone up over 42% over the last few years
Wainfleet Taxes Rise Next Year
The Township says a home valued at over $300,000 will pay another $134
OPP Appeal for Drivers to Come Forward
They understand a driver might not realize they might have hit someone or something on Highway 406 last week
Police Looking for Missing Teen
This isn't the first time Jada Balgobin was reported missing