Gortnaraby water level

Name: Gortnaraby 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. Conn, Mayo, Ireland

Directions

Within the normal range

Water level

1.65m Steady over the last 24 hours

Measured 17 Oct 2026, 11:00 GMT+1 (21 min ago)

History

7 days

Water level Top of normal rangeBottom of normal range

What this means

The water level at Gortnaraby reads 1.65 m, about where it usually sits at this time of year.

The usual range here runs from 0.95 m to 2.60 m.

It has barely moved over the past 24 hours. The 30-day range is 1.64 m – 1.66 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: 0.95 m – 2.60 m
Highest on record: 3.90 m

Boating and fishing at Gortnaraby

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: 21 mm.

17 Sat 12° 4° – Wind 10 km/h

18 Sun 12° 4° – Wind 18 km/h

19 Mon 12° 5° – Wind 17 km/h

20 Tue 13° 7° 2.0 mm, 47% Wind 26 km/h

21 Wed 10° 6° 15 mm, 46% Wind 40 km/h

22 Thu 10° 5° 2.7 mm, 77% Wind 15 km/h

23 Fri 8° 4° 10 mm, 87% Wind 46 km/h

Forecast: Open-Meteo

Sunrise 08:09 AM Sunset 06:37 PM Daylight 10 hr, 28 min First quarter 39%

Map

Other gauges on the L. Conn

Gauge	Level	Compared with normal	24 hours	Distance
CorryoslaLake, L. Conn	0.94 m	Normal	±0	13 km

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Mullenmore SpringRiver gauge, Deel (Crossmolina)	0.56 m	Normal	−0.01 m	0.8 km
Chapel ViewRiver gauge, Deel (Crossmolina)	0.98 m	Normal	−0.12 m	1.5 km
CrossmolinaRiver gauge, Deel (Crossmolina)	0.23 m	Normal	−0.08 m	1.5 km
Crossmolina U/SRiver gauge, Deel (Crossmolina)	0.22 m	Normal	−0.07 m	1.6 km
Crossmolina Weir D/SRiver gauge, Deel (Crossmolina)	1.15 m	Normal	−0.12 m	1.6 km
Crossmolina Weir U/SRiver gauge, Deel (Crossmolina)	0.91 m	Normal	−0.13 m	1.7 km
BallycarroonRiver gauge, Deel (Crossmolina)	0.75 m	Normal	−0.07 m	3.1 km
Knockglass HouseRiver gauge, Deel (Crossmolina)	1.04 m	Normal	−0.11 m	3.5 km

Questions and answers

What is the typical range for Gortnaraby?

The Office of Public Works (waterlevel.ie) gives a typical range of 0.95 m to 2.60 m for this gauge.

What is the water level of Gortnaraby today?

On 17 Oct 2026, 11:00 GMT+1, the water level was 1.65 m. Steady over the last 24 hours.

Is Gortnaraby rising or falling?

Steady over the last 24 hours.

Is the level of Gortnaraby 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 Gortnaraby?

The highest level on record is 3.90 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:34082 (Agency page)
Coordinates: 54.09336, -9.29833 (WGS84)
Vertical datum: OD Malin Head OSGM15
Gauge zero: 7.366 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	1.65 m	2026-10-17 10:00	Provisional

Download

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How to cite

Office of Public Works (waterlevel.ie): Gortnaraby (opw:34082). Accessed October 17, 2026 via Nivelmap, https://nivelmap.com/en/ireland/mayo/gortnaraby

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