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Long-term average effective storage for the day (Irrigation Department)

Major reservoirs. Ac-ft, daily.

Data source: Irrigation Department, Irrigation Department: daily water level and storage of major and medium reservoirs

Macro Lab · LK.WEATHER.RESERVOIR.TOTAL_MAJOR.EFFECTIVE_STORAGE_LTA.D · CC BY 4.0

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About this series

  • Source Irrigation Department, compiled by Macro Lab
  • Unit Ac-ft
  • Date range 1 Oct 2020 – 16 Oct 2026
  • Last checked 16 Oct 2026

Checks: no discrepancies recorded.

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Details

Name in the warehouse
Major reservoirs: long-term average effective storage for the day (Irrigation Department)
Read from
Irrigation Department: daily water level and storage of major and medium reservoirs (Irrigation Department)
Source page
https://irrigation.gov.lk/web/index.php?option=com_content&view=article&id=84&Itemid=201&lang=en
Licence
Source: Irrigation Department, Water Management Branch.
Notes
Sum over the Irrigation Department's major reservoirs (74, 2,971,580 ac-ft of active storage), on the days the reservoirs read hold at least 90% of it; the % is of the active storage of those read. The Department's long-term average for each calendar day, summed; dated on the days the total is. Source: Irrigation Department, Water Management Branch, daily water level and storage of major and medium reservoirs, https://irrigation.gov.lk/web/index.php?option=com_content&view=article&id=84&Itemid=201&lang=en.

Source documents

No file is recorded for these values.

Vintages

One vintage so far, published 16 Oct 2026. Revisions show here once a later release changes a value.

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