Four men were arrested yesterday after the discovery of a substansial quantity of cocaine and cannabis in Letterkenny.
The discovery was made in the Coolbuoy are yesterday afternoon.
Following a surveillance operation, a number of gardai swooped on a house in the Coolbuoy area of Letterkenny.
Inside they discovered cocaine and cannabis with a street value of just over one thousand euro.
Four men, two in their late teens and two in their early twenties, were arrested at the scene and were held at Letterkenny and Milford Garda stations.
They were later released, while a file is being prepared to be sent to the DPPs office.