Significant Milestones
1895 – Construction of Mullaperiyar Dam
1899 – Formation of Periyar Lake Reserve
1933 - S. C. H. Robinson appointed first game warden
1934 - Formation of Nellikkampatty Game Sanctuary
1950 - Consolidation as Periyar Wildlife Sanctuary
1978 - Declaration as Periyar Tiger Reserve
1982 - Preliminary notification of the core area as National Park
1991 - Project Elephant launched
1996 - India Eco-development Project launched
2001 - Recognised as two divisions
Periyar East and Periyar West

General Information
Area : 777 sq km
Area of Lake : 26 sq. km (at maximum water level)
Location : Periyar Tiger Reserve is situated in the Idukki
and Pathanamthitta districts of Kerala State in South
India
Longitude : 760 55’- 770 26’E
Latitude : 90 16’- 90 40’ N
\ Altitude : Varying from 900 to 1800 M MSL
Altitude of the Lake : 1068m MSL
Season : August to May
Climate : Pleasant
Maximum temperature 300C
Minimum temperature 150C
Rainfall : The annual rainfall ranges from 2000mm to 3000mm
Boundaries :North : Peermedu taluk
:South : Pathanamthitta district
:East : Theni, Tirunelveli & Ramnad district of Tamil Nadu
:West : Kottayam district

Periyar – literally means big river.
Thekkady – means the place with plenty of Teak wood Tree
Kumaly – Years ago this place used to be a marshy area, and the bubbles in the
Marsh gave the place its name. Kumila in Malayalam means bubbles.
Kuttikknam – means a small forest
Munnar – means three rivers