Disclaimer

Use of this site is subject to the disclaimer on the Home page.

Sensors on Station 34004 Ballylahan

Latest data: 9 Oct 2025, 19:00 (UTC / GMT) staff gauge level 0.940 m. OD level 10.137 m.

Water level for past 5 weeks	Water level for past week.	Water level for past day.	Summary for Water level
Temperature for past 5 weeks	Temperature for past week.	Temperature for past day.	Summary for Temperature
Voltage for past 5 weeks	Voltage for past week.	Voltage for past day.	Summary for Voltage
Ordnance datum for past 5 weeks	Ordnance datum for past week.	Ordnance datum for past day.	Summary for Ordnance datum

Datum

34004 Ballylahan 9.197m above Ordnance Datum at Malin Head OSGM15.

Water level and flow records older than 5 weeks

See our newly updated Hydro-Data website https://waterlevel.ie/hydro-data/.