We provide daily/hourly hydrometric information for each of the hydro schemes managed by ESB.
Hydrometric Information

Measuring water levels and flow

Update: Operations at Our Hydro Stations in October 2023
After all the flooding incidents which impacted many parts of the country recently, and in particular Cork in October, many may be wondering how our reservoirs managed the significant levels of rainfall recorded.
Read MoreShannon hydrometric forecast can be viewed here
Levels in metres above Poolbeg ordnance datum (mOD) for the following locations along the Shannon can be viewed here -
- Bellantra Sluices, Lough Allen
- Thatch, Lough Ree
- Athlone Weir Downstream
- Portumna Bridge
- Pier Head, Killaloe
Total flow in cubic metres per second (m3/sec) for the following locations can be viewed here -
Liffey hydrometric forecast can be viewed here
Levels in metres above Poolbeg ordnance datum (mOD) for the following locations along the Liffey can be viewed here -
Total flow in cubic metres per second (m3/sec) for the following locations can be viewed here -
Levels in metres above Poolbeg ordnance datum (mOD) for the following locations along the Lee can be viewed here -
Total flow in cubic metres per second (m3/sec) for the following locations can be viewed here -
Levels in metres above Poolbeg ordnance datum (mOD) for the following locations along the Erne can be viewed here -
Total flow in cubic metres per second (m3/sec) for the following locations can be viewed here -
Downloads
Useful Links
Emergency Services numbers in Ireland - 112 or 999