Idukki Dam, Arch dam in Kerala, India.
The double-curvature concrete structure spans the Periyar River with a height of 169 meters between granite walls in Idukki district.
The construction of this engineering project started in 1969 and reached completion in 1976, marking a new era of power generation in Kerala.
Multiple communities in Kerala depend on this water infrastructure for their agricultural practices, electricity needs, and daily water requirements.
The Kerala State Electricity Board manages access to the dam site, with visiting hours from 10:00 AM to 5:00 PM during regular operation days.
This structure generates 40 percent of Kerala's total hydroelectric power through its massive water storage capacity and advanced turbine systems.
Location: Mariyapuram Grama Panchayat
Inception: 1976
Height: 168.91 m
Length: 365.85 m
Operator: Kerala State Electricity Board
GPS coordinates: 9.85000,76.96667
Latest update: May 27, 2025 20:47
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