Periyar River Latest News
The Kerala High Court recently stressed the need for a unified authority to monitor the cleanliness of the Periyar River.
About Periyar River
- It is the longest river in Kerala.
- It is known as the “lifeline of Kerala” because it is an important source of irrigation and power generation.
- Course:
- It rises in the Sivagiri Hills of the Western Ghats range near the border with Tamil Nadu.
- It flows north through Periyar National Park into Periyar Lake, an artificial reservoir created in 1895 by the construction of a dam across the river.
- It further flows into the Vembanad Lake before emptying into the Arabian Sea about 24 km north of Kochi.
- Total Length: 244 kilometers
- It is one of the few perennial rivers of the region and is a crucial source of drinking water.
- About 25 percent of Kerala’s industries are located along its banks.
- Major Tributaries: Muthirapuzha River, Mullayar River, Cheruthoni River, Perinjankutti River and the Edamala River.
- It plays a major role in generating hydro electricity.
- The largest hydroelectric project is the Idukki Hydroelectric Project, which generates a significant portion of the electricity for Kerala state.
- Other dams constructed across the river are Neriyamangalam, Pallivasal, Panniyar, Kundalam, Chenkulam, and Mullaperiyar.
- The birthplace of Sankaracharya, the greatest Advaita philosopher, is at Kalady, which is situated on the bank of the Periyar.
News: TP
Last updated on July, 2026
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Periyar River FAQs
Q1. Which is the longest river in Kerala?+
Q2. Why is the Periyar River known as the "Lifeline of Kerala"?+
Q3. Where does the Periyar River originate?+
Q4. Into which lake does the Periyar River flow before entering the Arabian Sea?+
Q5. What is the total length of the Periyar River?+
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