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.

Ambewela Reservoir

Nuwara Eliya

Ambewela reservoir is spilling about cusecs and is 100% full. Irrigation Department, 25 Oct.

Spilling

As of 25 Oct · Checked 2 min ago

100%full

16.7 of 18.0 ft

1.3 ft below full

Irrigation Department · 25 Oct

Release now

Spilling · no figure published

Irrigation Department · 25 Oct

Rain, day before: 0 mm; Irrigation Department · 25 Oct
Holds when full: ~2.5 million m³; Irrigation Department · 25 Oct
Source: Irrigation Department · 25 Oct

Recent days

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

Fri 23
94%
No data

Water depth, % of full supply · Released downstream

Where the water goes

No river gauge of ours is directly below this reservoir.

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

Common questions

Is Ambewela releasing water?: Ambewela reservoir is spilling about cusecs and is 100% full. Irrigation Department, 25 Oct.
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.