The hole in the rock in Ouluntulli is an old quarry restored into a swimming hole. The swimming place is in a sheltered location with easy access from the Ouluntulli service station and from Kokkokankaantie road. The water in the hole is fresh groundwater seeping through the bottom, so the water is fresh even on hot days. The beach is equipped with changing cubicles and with three diving platforms. A separate shallow water area is divided for children. In other parts of the pool the depth may exceed 8 metres, which makes diving possible. The Ouluntulli beach is categorised as an EU beach and rated as excellent.