The Moolavar is Saaranathan seen in standing posture facing east. The Lord gave darshan to the deity, Cauvery. There is also a sannadhi for Cauvery Amman in the temple and a sannadhi for Rajagopalaswamy. The Thai Poosam festival is important and the Lord gives darshan along with five devis - Sridevi, Boodevi, Neeladevi, Mahaalakshmi and Saaranayagi. According to the puranas, it is believed that is the spot from which a gatam was made out of mud & the vedas preserved in it during the pralayam (floods).
Thaayaar - Saaranayagi ( Saara Naachiyaar).
Theertham - Saara Pushkarini.
Thirumangaialwar - 1578-1587, 1853, 2673, 2674
Total of 13 Paasurams.