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Chimoni

Thrissur district · Irrigation · Kurumali basin · report 01 Nov 2026, 11:00 IST

No warning — below every published alert level

Storage

89.0%

Previous 89.0%

Water level

74.27 m (243.7 ft)

FRL 76.40 m (250.7 ft)

Spillway release

0.0 cumecs

Latest report

Rain forecast

23 mm

Next 72h 60 mm

Storage & water level — last 30 days

Risk breakdown

Flood risk37
Landslide risk11
Reservoir stress76
Watershed saturation10
River overflow17
  • • Only 2.13 m of freeboard left below FRL
  • • Level 74.27 m is below the blue alert level of 74.90 m

Rate of rise(derived)

+0.01 m / 24 h

Downstream exposure

The downstream reach and local body list for Chimoni have not been transcribed from a District Disaster Management Plan yet, so none are shown.

District control room: 1077 / 0487-2362424

Rule curve — seasonal operating target

No rule curve (seasonal guide curve) is published for Chimoni 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
25.5°C
Humidity
86%
Rain 24h
1.5 mm
Wind
2 km/h
Gusts
8 km/h
Pressure
993 hPa

AI analysis

Chimoni is at 86% storage, unchanged, with the water level at 73.71 m versus the 76.4 m FRL; there is no spill and no current alert level. Recent rain was only 1.5 mm, but forecasts of 23 mm in 24 hours and 60.2 mm in 72 hours could raise inflows; the next alert would be triggered if the reservoir reaches its first prescribed alert threshold, which is not provided.

  • Controlled release alert — Chimoni · 27 Sep 2026, 11:37 IST
  • Controlled release alert — Chimoni · 23 Aug 2026, 12:37 IST
  • Controlled release alert — Chimoni · 20 Aug 2026, 11:37 IST
  • Watch alert — Chimoni · 03 Aug 2026, 10:13 IST

Environmental & carbon accounting

Net carbon sink
Reservoir methane (gross)
2,760 t CO₂e /yr

CH₄ from flooded land × GWP-100 (27), age-adjusted

Green carbon — catchment forest
17,760 t CO₂e /yr

Western Ghats forest sink, 60% forest cover assumed

Blue carbon — sediment burial
290 t CO₂e /yr

≈ 290 indicative credits/yr

Hydropower grid offset
Not enough data /yr

vs CEA grid 0.716 kg CO₂/kWh, 35% capacity factor

Net catchment balance: 15,290 t CO₂e/yr (forest + sediment sinks minus reservoir methane)

Estimate, not a measurement — built from IPCC 2019 Flooded Lands factors and public dam data. Kerala does not publish measured reservoir emissions. Credits shown are indicative, not registered. How this is calculated

Reservoir information bulletin

Commissioned
—
Dam type
—
Height
—
Length
—
Gross capacity
145.0 MCM
Live capacity
145.0 MCM
Catchment area
74 km²
Full reservoir level
76.40 m (250.7 ft)
Power station
—
Installed capacity
—
Purpose
—
Operator
Irrigation
River
Kurumali
Basin
Karuvannur
Nearby towns
Echippara, Thrissur
Emergency contact
1077