Periyar River
Warning LevelDistricts Covered: Idukki, Ernakulam, Thrissur
CURRENT WATER LEVEL4.85m
WARNING LEVEL4.5m
DANGER LEVEL5.5m
River Length244 km
Current TrendRising
Catchment Rain210.2 mm (24h)
Last Updated01 Aug 2026, 22:15 IST
River Basin Origin
Sivagiri Hills, Western Ghats (Elevation: 1,830m)
Periyar River Water Level Progression (vs Warning: 4.5m, Danger: 5.5m)
Line Graph (m)Upstream Reservoir Releases
Dams regulating water inflow into Periyar River:
Mullaperiyar DamActive Monitoring
Outflow discharge feeding into river channelIdukki Arch DamActive Monitoring
Outflow discharge feeding into river channelCheruthoni DamActive Monitoring
Outflow discharge feeding into river channelIdamalayar DamActive Monitoring
Outflow discharge feeding into river channelSource: Central Water Commission (CWC) Aluva Station
Flood-Prone Towns & Inundation Zones
Riverside communities under active evacuation monitoring:
🏘️ Aluva Town🏘️ Malayattoor🏘️ Kalamassery🏘️ Eloor Industrial Island🏘️ Kottuvally
At-Risk Bridges & Flooded Highways
Major Bridges Mapped
🌉 Marthanda Varma Bridge Aluva🌉 Varapuzha Bridge🌉 NH 85 Kothamangalam Stretch
Flooded Road Alerts
🚨 Aluva Substation Junction Waterlogged (1.5 ft)
🚨 Aluva Bank Road Closed
Nearby Relief Camps
Aluva Town Hall Emergency ShelterActive Shelter • Medical & Food Station
St. Joseph School Kalamassery CampActive Shelter • Medical & Food Station
Trauma Hospitals On Watch
Government Medical College Kalamassery24x7 Emergency Trauma Unit
District Hospital Aluva24x7 Emergency Trauma Unit