Where does the reservoir information come from?

From the Irrigation Department's daily reservoir sheet and the Mahaweli Authority's daily report. Both update about once a day, so check the date shown. This site is independent: for spill-gate warnings follow the Disaster Management Centre and call 117.

Kaluganga Reservoir

Mahaweli Ganga

Kaluganga reservoir: no recent release figure published.

No live data

As of 26 Oct · Checked 5 min ago

Steady. Storage: Mahaweli Authority, 26 Oct. Level -0.12 m since 23 Oct.

Heavy rainfall in the Mahaweli River’s upper catchment poses a risk of minor flooding in low-lying areas near the river in Pasbage Korale; residents and drivers should exercise extreme caution, and nearby residents should remain vigilant and take precautions.

Irrigation Department

56%full

Level 194.98 m above sea level

Steady

Level -0.12 m since 23 Oct.

Mahaweli Authority · 26 Oct

Release now

No data

Mahaweli Authority · 26 Oct

Rain, day before: 6 mm; Mahaweli Authority · 26 Oct
Holds when full: No data
Source: Mahaweli Authority · 26 Oct

Recent days

History starts 23 Oct. The trend chart appears after 3 days, check back.

Fri 23
56%
No data

Storage, % full · Released downstream

Where the water goes

No river gauge of ours is directly below this reservoir.

Map of this river

On the same river

Gauges

Figures from the daily Irrigation Department and Mahaweli Authority reports. A blank there shows here as “no data”, never zero.

Common questions

Is Kaluganga releasing water?: Kaluganga reservoir: no recent release figure published.
Where does the reservoir information come from?: From the Irrigation Department's daily reservoir sheet and the Mahaweli Authority's daily report. Both update about once a day, so check the date shown. This site is independent: for spill-gate warnings follow the Disaster Management Centre and call 117.