Nivelmap
EN

Iver, Clisbys Bridge water level

River gauge, River Colne, Buckinghamshire, United Kingdom

Directions

Right now

Normal for mid-October

Water level

0.38m Up 0.02 m over the last 24 hours

0.5 1.0 1.5 Highest onrecord 1.40 m Lowest on record 0.21 m

History

History
0.30.4mOct 12Oct 13Oct 15Oct 17Oct 18Bottom of normal range0.30.4mOct 12Oct 15Oct 18Bottom of normal range
0.30.4mSep 19Sep 26Oct 3Oct 11Oct 18Bottom of normal range0.30.4mSep 19Oct 3Oct 18Bottom of normal range
0.40.60.8mOct 2025Jan 2026Apr 2026Jul 2026Oct 2026Top of normal rangeBottom of normal range0.40.60.8mOct 2025Apr 2026Oct 2026Top of normal rangeBottom of normal range
0.40.60.8mJanMarMayJulSepNov20260.40.60.8mJanAprJulOct2026

20252026

Water level Normal range (10–90 %) Top of normal rangeBottom of normal range

What this means

Water levels are unremarkable at Iver, Clisbys Bridge, where the gauge shows 0.38 m.

The median for mid-October is 0.35 m, based on 21 years of readings, so the river level is 0.04 m above typical. On the same day last year the reading was 0.37 m, a difference of +0.01 m.

It is on the way up, by 0.02 m over the past 24 hours. The 30-day range is 0.29 m – 0.38 m.

Autumn rain usually starts to lift rivers again after the summer low.

Compared with 21 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
0.35 m0.04 m above the median for this date
Normal for this date
0.27 m – 0.44 m8 years in 10 fall in this range (21 years of records)
Normal range
0.27 m – 0.80 m
Same day last year
0.37 m+0.01 m
Lowest and highest in 30 days
0.29 m – 0.38 m
Lowest and highest in 12 months
0.32 m – 0.72 m
Highest on record
1.40 mJanuary 3, 2003
Lowest on record
0.21 mAugust 8, 2006

For anglers and canoeists

This is an ordinary level for the river: most put-ins, beats and weirs behave as they usually do.

Many angling and canoe clubs check gauges like this one before heading out.

About the River Colne

River Colne, Hertfordshire

The Colne is a river and a tributary of the River Thames in England. Just over half its course is in south Hertfordshire. Downstream, it forms the boundary between Buckinghamshire and the London Borough of Hillingdon. The confluence with the River Thames is on the Staines reach at Staines-upon-Thames.

Read more on Wikipedia

Text and image from Wikipedia and Wikimedia Commons, licensed under CC BY-SA.

Weather at the gauge

Rain in the last 3 days: 3.0 mm. Rain that falls upstream can take hours or days to show up at a river gauge.

18 Sun 13° 8° 0.7 mm, 91% Wind 22 km/h
19 Mon 14° 9° 2.2 mm, 91% Wind 16 km/h
20 Tue 13° 11° 15 mm, 65% Wind 8 km/h
21 Wed 13° 7° 11 mm, 47% Wind 26 km/h
22 Thu 12° 5° 0.8 mm, 76% Wind 13 km/h
23 Fri 13° 8° 23 mm, 77% Wind 35 km/h
24 Sat 14° 6° 2.2 mm, 54% Wind 23 km/h

Forecast: Open-Meteo

Sunrise 07:31 AM Sunset 06:04 PM Daylight 10 hr, 33 min First quarter 53%

Map

Other gauges on the River Colne

Gauge Level Compared with normal 24 hours Distance
Farlows BridgeRiver gauge, River Colne 0.32 m Very low −0.01 m 1.4 km
Thorney Mill Road, West Drayton (Temporary)River gauge, River Colne 0.03 m Lowest on record −0.01 m 3.1 km
West DraytonRiver gauge, River Colne 0.41 m Low ±0 3.2 km
WillowbankRiver gauge, River Colne 0.84 m Very low +0.01 m 3.4 km
Denham ColneRiver gauge, River Colne 0.14 m Normal +0.02 m 4.1 km
Stanwell MillRiver gauge, River Colne 0.64 m High −0.01 m 7.1 km
Staines Trading EstateRiver gauge, River Colne 1.18 m Normal ±0 10 km
Moor LaneRiver gauge, River Colne 7.46 m Normal +0.01 m 12 km
WatfordRiver gauge, River Colne 0.19 m Normal ±0 17 km
London ColneyRiver gauge, River Colne 1.09 m Normal ±0 25 km
Great YeldhamRiver gauge, River Colne 0.11 m Normal −0.01 m 90 km
Poole StreetRiver gauge, River Colne 0.07 m Normal ±0 90 km

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
UxbridgeRiver gauge, River Pinn 0.03 m Very low ±0 1.3 km
Uxbridge, Philpots BridgeRiver gauge, River Pinn 0.78 m Normal +0.03 m 1.5 km
Uxbridge, Fountains MillRiver gauge, Frays River 0.61 m Very low ±0 2.3 km
YiewsleyRiver gauge, Frays River 0.73 m Very low ±0 2.4 km
Uxbridge, Hercies RoadRiver gauge, River Pinn 0.73 m Normal ±0 2.7 km

Questions and answers

Is the River Colne at Iver, Clisbys Bridge higher than last year?

Yes, it is 0.01 m higher than on the same day last year, when the reading was 0.37 m.

What is a normal level for the River Colne at Iver, Clisbys Bridge in mid-October?

The median for mid-October is 0.35 m. In 8 years out of 10 the reading falls between 0.27 m and 0.44 m, based on 21 years of records.

Is the river level the same as the depth of the water?

No. The reading is measured from a fixed zero mark at the gauge, so 0.38 m on the gauge does not mean the water is that deep.

What is the water level of Iver, Clisbys Bridge today?

On 19 Oct 2026, 00:00 BST, the water level was 0.38 m. Up 0.02 m over the last 24 hours.

Is Iver, Clisbys Bridge rising or falling?

Up 0.02 m over the last 24 hours. Up 0.02 m over the last 7 days.

Is the level of Iver, Clisbys Bridge normal?

Normal for mid-October. Compared with 21 years of daily readings for this time of year.

What is the highest water level ever recorded at Iver, Clisbys Bridge?

The highest level on record is 1.40 m on January 3, 2003. The lowest is 0.21 m on August 8, 2006.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
Environment Agency
Station code
ea:2882TH (Agency page)
Coordinates
51.52923, -0.48874 (WGS84)
Vertical datum
station datum
Update interval
every 15 minutes
Licence
Open Government Licence v3.0. Contains Environment Agency data licensed under the Open Government Licence v3.0

Published series

ParameterLast valueTime (UTC)Quality
Water level 0.38 m 2026-10-18 23:00 Provisional

Download

Embed this gauge

Add a live card for this gauge to your website. It updates on its own and links back here.

How to cite

Environment Agency: Iver, Clisbys Bridge (ea:2882TH). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/united-kingdom/buckinghamshire/iver-clisbys-bridge

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.