Chammanad Devi temple is located around 16 km from Cherthala on the Ernakulam – Cherthala road in Alappuzha district, Kerala. The main deity worshipped in the temple is Goddess Bhadrakali. The murti worshipped here is Kannadi Shila Pratishta. The deity faces east.
The Upa Devatas worshipped in the temple are Vasoorimala and Velichappadu.
The annual festival is held in Kumbham month in such a manner that Pooram nakshatram is at night. The festival is held for 14 days. Kumbha Bharani is held the temple with elaborate rituals.
As per history, the temple belongs to Ettuveetil Karthakanmar. The eight families are Alakkodu, Kovilakathu, Puthuparambathu, Velikkakathu, Pulikkal, Kuzhuveli, Puthanveli and Kunnath Parambu. The family is now known as Kaimalmar. The family had ruled the area (Karapuram) for Kochi kings.
The belief is that Ettuveetil Kaimalmar had brought Chammanad Bhagavathy from Kodungallur (Avahichu Kondu Varika). Another belief is that a Velichappadu who was traveling along with Goddess Bhadrakali and the Kaimalmar had forcefully consecrated her here.
The main person who manages the temple is given the title of Raman Kumara Kaimal.
Kannankulangara Sri Krishna temple and Chammanad Sastha temple also belongs to the Kaimal families.