Jog Falls, Gerosoppa Falls or Joga Falls is the second highest plunge waterfall in India. It is a segmented waterfall which, depending on rain and season, becomes a plunge waterfall. The falls are a major tourist attraction and is ranked 131th in the world by the waterfall database.
Sharavathi, a river which rises at Ambutirtha, next to Nonabur, in the Thirthahalli taluk and takes the northwesterly course by Fatte petta, receives the Haridravati on the right below Pattaguppe and the Yenne Hole on the left above Barangi. On arriving at the frontier it bends to the west, precipitates itself down the Falls of Gersoppa, and passes that village (properly Geru-Sappe), which is some 29 kilometres (18 mi) distant, discharging into the sea at Honnavar in North Kanara.
During Monsoons the Jog falls voluminous creating a spectacular sight with rainbows every now and then. One can take a adventurous walk at the bottom of the gorge when the sluice gates of the Linganmakki dam are closed.
The best time to visit the Jog is in winter when the sky is clear of the mist. The place is well connected by rail and road from Shimoga city and number of government & private buses ply between Shimoga and Jog Falls.
Jog falls is also known as Gerusoppaa falls, is the highest untiered waterfalls in India as it drops directly and does not stream on to the rocks.
August-December is considered the season of best flow and the best time to visit. Jog is situated 30 Kms away from Sagara, and 379 kms away from Bangalore.
Associated with the waterfall is the nearby Linganmakki Dam across river Sharavathi, and the hydro-electric power station that it serves. The power station has been operational since 1949, and is, at 1200 MW capacity, one of the largest hydro-electric stations in India and a significant source of electric power for Karnataka.