Umamaheswarar Temple is located at Tirunallam, 10 km southeast of
Tiruvidaimarudur in
Thanjavur District. The temple is dedicated to
Lord Shiva. The presiding deity of the temple is Umamaheswarar. Goddess Mangalanayaki is also worshipped here. The Sthala
Teertham is Gangai. Saints Sambandar and Appar have contributed pathigams praising the lord.