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Bhoothathankettu

Ernakulam district · Irrigation · Periyar basin · report 04 Aug 2026, 11:00 IST

Storage

Water level

28.00 m (91.9 ft)

FRL 34.95 m (114.7 ft)

Spillway release

Latest report

Rain forecast

19 mm

Next 72h 53 mm

Storage & water level — last 30 days

Risk breakdown

Flood risk9
Landslide risk24
Reservoir stress0
Watershed saturation24
River overflow4
  • All monitored indicators within normal operating range

Rule curve — seasonal operating target

No rule curve (seasonal guide curve) is published for Bhoothathankettu 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
22.8°C
Humidity
100%
Rain 24h
44.5 mm
Wind
4 km/h
Gusts
10 km/h
Pressure
1006 hPa

AI analysis

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

  • Watch alert — Bhoothathankettu · 03 Aug 2026, 10:13 IST

Reservoir information bulletin

Commissioned
Dam type
Barrage
Height
Length
Gross capacity
Live capacity
Catchment area
Full reservoir level
34.95 m (114.7 ft)
Power station
Installed capacity
Purpose
Irrigation and flood regulation
Operator
Irrigation Department
River
Periyar
Basin
Periyar
Nearby towns
Kothamangalam
Emergency contact
1077

Bhoothathankettu regulates the combined flow of the Periyar and Idamalayar for the Periyar Valley Irrigation Project in Ernakulam district.

Periyar river system — levels & flow

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

StructureLevel / FRL (m)StorageInflowOutflowStatus
Lower Periyar (Pambla)Idukki253.00 / 253.00830.1 ft / 830.1 ft100.0%80 m³/sDanger
BhoothathankettuErnakulam28.00 / 34.9591.9 ft / 114.7 ftNormal
MullaperiyarIdukki / 46.33 / 152.0 ftWatch
NeriamangalamIdukki / / Watch
IdukkiIdukki715.49 / 732.432347.4 ft / 2403.0 ft43.7%Normal