Papanasam also spelt as Pavanasam is a famous picnic spot in Tirunelveli district in the Indian state of Tamil Nadu.

The site features tourist attractions like Thamirabarani River, Agasthiyar Falls, Siva Temple, and Papanasam dam and hydroelectric power plant.

Located on top of the Manimuthar dam and the Manimuthar waterfalls, the Manjolai area comprises tea plantations, small settlements around the tea plantations, upper Kodaiyar dam and a windy viewpoint called Kuthiravetti.

The estates, road and the settlements in the Manjolai area are managed by the Bombay Burmah Trading Corporation Ltd.[citation needed] The Papanasanathar Temple lies on the banks of Thambaraparani river where the main deity is Lord Shiva in the name of Papanasar (destroyer of sins, பாவங்களை அழிக்கும் இடம்).

[citation needed] The Maha Puskaram Festival which occurs once every 144 years, was inaugurated by the Tamil Nadu governor on 10 October 2018 by taking a holy bath in the Tamiraparani river, opposite the Sivan Temple, and continued until 21 October 2018.