Erattayar Dam

Yellow ALERT

Idukki District•Operator: KSEB•Erattayar River

Updated: 03 Aug 2026, 09:30 ISTSource: KSEB Kattappana Circle

Storage Capacity

86%

Fullness Ratio

Current Water Level

745 m MSL

FRL: 748 m MSL

Outflow Discharge

0cumecs

Inflow: 35 cumecs

EAP Operational Status

Normal Operation

Tunnel Transfer to Idukki Active

Reservoir Storage Capacity Bar86% Storage Volume

Water Level: 745 m MSL | FRL: 748 m MSL (Storage % = live usable capacity above minimum drawdown level)

Erattayar Dam — Water Level Progression (Meters MSL)

Line Graph (m)

DOWNSTREAM RISK ADVISORY

Downstream Basin Watch

Spillway outflow discharges from Erattayar Dam directly feed downstream river channels. Residents in low-lying riverbank zones must maintain high vigilance.

Districts at Risk: Idukki

Spillway Status: Tunnel Transfer to Idukki Active

DEOC Control Room: 04862-233111

Active Relief Shelters

St. Joseph Higher Secondary School Camp

Inmates: 185 / 250 capacity

Government HSS Kattappana Relief Shelter

Inmates: 210 / 320 capacity

Painavu Community Hall Relief Center

Inmates: 140 / 200 capacity

Emergency Medical Centers

Government Medical College Idukki

Emergency: 04862-232100

Taluk Hospital Nedumkandam

Emergency: 04868-232100

Fire & Rescue Stations

Fire & Rescue Station Munnar

Control Room: 04865-230101

Fire & Rescue Station Kattappana

Control Room: 04868-272101