Derry Bay L. Ree water level

Name: Derry Bay L. Ree water level (Office of Public Works (waterlevel.ie))
Creator: Office of Public Works (waterlevel.ie)
License: https://creativecommons.org/licenses/by/4.0/

Lake, L. Ree, Longford, Ireland

Directions

Within the normal range

Water level

0.47m Up 0.01 m over the last 24 hours

Measured 17 Oct 2026, 23:45 GMT+1 (13 hours ago)

History

Not enough readings for a chart yet. History builds up with every update.

What this means

The water level at Derry Bay L. Ree reads 0.47 m, about where it usually sits at this time of year.

The usual range here runs from 0.41 m to 1.70 m.

It is on the way up, by 0.01 m over the past 24 hours. The 30-day range is 0.44 m – 0.47 m.

Lakes and reservoirs often sit lower in autumn after a summer of evaporation and use, and recover with the winter rain.

Compared with the normal range the agency publishes for this gauge. How to read levels

Key numbers

Normal range: 0.41 m – 1.70 m
Highest on record: 2.67 m

Boating and fishing at Derry Bay L. Ree

A lake in its usual range is what most ramps, docks and swimming areas are built for.

If you swim, choose a spot with an easy way out and someone watching.

Weather at the gauge

Rain in the last 3 days: 9.2 mm.

18 Sun 11° 0° – Wind 10 km/h

19 Mon 11° 0° – Wind 11 km/h

20 Tue 13° 7° 11 mm, 61% Wind 28 km/h

21 Wed 10° 6° 3.1 mm, 52% Wind 22 km/h

22 Thu 10° 5° 1.7 mm, 79% Wind 21 km/h

23 Fri 9° 4° – Wind 22 km/h

24 Sat 10° 7° 16 mm, 63% Wind 37 km/h

Forecast: Open-Meteo

Sunrise 08:04 AM Sunset 06:30 PM Daylight 10 hr, 26 min First quarter 49%

Map

Other gauges on the L. Ree

Gauge	Level	Compared with normal	24 hours	Distance
Hodson's BayLake, L. Ree	2.23 m	Normal	+0.02 m	13 km

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
BallymahonRiver gauge, Inny	1.03 m	Normal	−0.02 m	6.1 km
GarrycastleRiver gauge, Al	0.31 m	Normal	−0.03 m	15 km
Athlone Weir U/SRiver gauge, Shannon	2.55 m	Normal	+0.02 m	16 km
AthloneRiver gauge, Shannon	2.66 m	Normal	+0.08 m	16 km
KilmoreEstuary gauge, Fallan	0.47 m	Normal	−0.03 m	17 km
AtteaghRiver gauge, Cross	0.22 m	Normal	±0	18 km
LysterfieldRiver gauge, Stream	0.18 m	Normal	−0.01 m	19 km
RaharaRiver gauge, Stream	0.14 m	Low	±0	19 km

Questions and answers

What is the typical range for Derry Bay L. Ree?

The Office of Public Works (waterlevel.ie) gives a typical range of 0.41 m to 1.70 m for this gauge.

What is the water level of Derry Bay L. Ree today?

On 17 Oct 2026, 23:45 GMT+1, the water level was 0.47 m. Up 0.01 m over the last 24 hours.

Is Derry Bay L. Ree rising or falling?

Up 0.01 m over the last 24 hours.

Is the level of Derry Bay L. Ree normal?

Within the normal range. Compared with the normal range the agency publishes for this gauge.

What is the highest water level ever recorded at Derry Bay L. Ree?

The highest level on record is 2.67 m.

How often is this data updated?

The Office of Public Works (waterlevel.ie) publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

Where does this data come from?

The values come directly from the Office of Public Works (waterlevel.ie), the official operator of this gauge, and are published under CC BY 4.0. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: Office of Public Works (waterlevel.ie)
Station code: opw:26093 (Agency page)
Coordinates: 53.55611, -7.84905 (WGS84)
Vertical datum: OD Malin Head OSGM15
Gauge zero: 34.324 m
Update interval: every 15 minutes
Licence: CC BY 4.0. Contains Irish Public Sector Information licensed under a Creative Commons Attribution 4.0 International (CC BY 4.0) licence (source waterlevel.ie - provided by the Office of Public Works)

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	0.47 m	2026-10-17 22:45	Provisional

Download

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How to cite

Office of Public Works (waterlevel.ie): Derry Bay L. Ree (opw:26093). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/ireland/longford/derry-bay-l-ree

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer