Hogenakkal Falls, a waterfall on the Cauvery river in southern India
Hogenakkal Integrated Drinking Water Project is a fluorosis mitigation drinking water project being undertaken at Hogenakkal, Dharmapuri district, state of Tamil Nadu, India.
There is also a river called "Sanakumara Nadhi" passes through this small town and the river finally joins with Cauvery river at Hogenakkal.
;Hogenakkal water dispute hunger strike: During May 2008, president R. Sarathkumar organized a one-day hunger strike opposing the Karnataka government's controversial plan of the Hogenakkal Integrated Drinking Water Project and the abuse of Tamils in the state of Karnataka.