Kallar

Idukki district · KSEB · Muthirapuzha basin · report 04 Aug 2026, 14:00 IST

Normal

Storage

26.5%

Previous 27.0%

Water level

820.50 m (2691.9 ft)

FRL 824.48 m (2705.0 ft)

Spillway release

—

Latest report

Rain forecast

18 mm

Next 72h 37 mm

Storage & water level — last 30 days

Risk breakdown

Flood risk16

Landslide risk21

Reservoir stress23

Watershed saturation15

River overflow7

• All monitored indicators within normal operating range

Rule curve — seasonal operating target

No rule curve (seasonal guide curve) is published for Kallar in a form this platform can verify, so none is shown. Where an operating curve is published — as for Idukki after the 2018 floods — it is plotted against actual storage instead of being estimated.

Rainfall forecast — next 48 hours

Spillway releases

Current weather at the dam

Temperature: 16.8°C
Humidity: 99%
Rain 24h: 25.8 mm
Wind: 12 km/h
Gusts: 43 km/h
Pressure: 867 hPa

AI analysis

An AI analysis for this reservoir will appear after the next scheduled briefing.

Reservoir information bulletin

Commissioned: —
Dam type: —
Height: —
Length: —
Gross capacity: —
Live capacity: —
Catchment area: —
Full reservoir level: 824.48 m (2705.0 ft)
Power station: —
Installed capacity: —
Purpose: —
Operator: KSEB
River: Muthirapuzha
Basin: Periyar
Nearby towns: —
Emergency contact: Kerala SDMA: 1077 / 0471-2364424

Muthirapuzha river system — levels & flow

Every monitored structure on this river, ordered by how much water it is passing downstream right now.

Structure	Level / FRL (m)	Storage	Inflow	Outflow	Status
KallarkuttyIdukki	456.25 / 456.591496.9 ft / 1498.0 ft	97.2%	—	45 m³/s	Danger
KallarIdukki	820.50 / 824.482691.9 ft / 2705.0 ft	26.5%	—	—	Normal
KundalaIdukki	1749.20 / 1758.695738.8 ft / 5770.0 ft	30.9%	—	—	Normal
MattupettyIdukki	— / 1700.00— / 5577.4 ft	—	—	—	Normal