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Three Bridges water level

River gauge, Gatwick Stream, West Sussex, United Kingdom

Directions

Right now

Normal for mid-October

Water level

0.53m Up 0.02 m over the last 24 hours

0 3 Highest onrecord 3.26 m Lowest on record -1.27 m

History

History
0.20.40.6mOct 12Oct 14Oct 15Oct 17Oct 19Bottom of normal range0.20.40.6mOct 12Oct 15Oct 19Bottom of normal range
0.20.40.6mSep 19Sep 26Oct 4Oct 11Oct 19Bottom of normal range0.20.40.6mSep 19Oct 4Oct 19Bottom of normal range
0.51.0mOct 2025Jan 2026Apr 2026Jul 2026Oct 2026Bottom of normal range0.51.0mOct 2025Apr 2026Oct 2026Bottom of normal range
0.50.81.01.3mJanMarMayJulSepNov20260.50.81.01.3mJanAprJulOct2026

20252026

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

What this means

The gauge at Three Bridges reads 0.53 m, a normal level for mid-October.

The median for mid-October is 0.51 m, based on 21 years of readings, so the river level is 0.02 m above typical. On the same day last year the reading was 0.50 m, a difference of +0.04 m.

The water is rising: up 0.02 m over the past 24 hours. Over the past 30 days it has moved between 0.41 m and 0.75 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
0.51 m0.02 m above the median for this date
Normal for this date
0.46 m – 0.72 m8 years in 10 fall in this range (21 years of records)
Normal range
0.20 m – 3.06 m
Same day last year
0.50 m+0.04 m
Lowest and highest in 30 days
0.41 m – 0.75 m
Lowest and highest in 12 months
0.46 m – 1.25 m
Highest on record
3.26 mJanuary 15, 2008
Lowest on record
−1.27 mJanuary 19, 2003

On the river at Three Bridges

A level in the typical range is usually good news for both anglers and canoeists, but conditions can change quickly after rain in the hills.

Flood warnings for the area come from the Environment Agency.

About the Gatwick Stream

Gatwick Stream

The Gatwick Stream is a tributary of the River Mole in southern England. The Gatwick Stream rises in Worth Forest below Clays lake in West Sussex, flows northwards through Tilgate Forest, alongside Tilgate golf course, through Maidenbower, Three Bridges, and Tinsley Green to meet the River Mole on the border between West Sussex and Surrey.

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: 10 mm. Rain that falls upstream can take hours or days to show up at a river gauge.

19 Mon 13° 9° 0.1 mm, 56% Wind 13 km/h
20 Tue 12° 10° 15 mm, 97% Wind 17 km/h
21 Wed 13° 6° 12 mm, 71% Wind 40 km/h
22 Thu 13° 6° 3.2 mm, 87% Wind 22 km/h
23 Fri 13° 8° 14 mm, 90% Wind 41 km/h
24 Sat 13° 7° 3.0 mm, 65% Wind 28 km/h
25 Sun 16° 10° 1.5 mm, 66% Wind 24 km/h

Forecast: Open-Meteo

Sunrise 07:31 AM Sunset 06:02 PM Daylight 10 hr, 31 min First quarter 57%

Map

Other gauges on the Gatwick Stream

Gauge Level Compared with normal 24 hours Distance
MaidenbowerRiver gauge, Gatwick Stream 0.69 m Low +0.01 m 1.0 km
Gatwick LinkRiver gauge, Gatwick Stream 0.09 m Low +0.03 m 4.8 km

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Stafford BridgeRiver gauge, River Mole 0.66 m Normal +0.04 m 3.9 km
Gatwick AirportRiver gauge, River Mole 0.28 m Normal +0.10 m 4.0 km
IfieldRiver gauge, Ifield Brook 0.81 m Normal +0.10 m 4.2 km
Peeks Brook LaneRiver gauge, Burstow Stream 1.10 m Normal +0.18 m 5.3 km
HorleyRiver gauge, River Mole 0.36 m Normal +0.12 m 6.5 km
Bonehurst BridgeRiver gauge, Burstow Stream 1.83 m Normal +0.04 m 7.8 km
Kinnersley ManorRiver gauge, River Mole 0.19 m Normal +0.07 m 9.6 km
ArdinglyRiver gauge, River Ouse 0.07 m Normal ±0 9.8 km

Questions and answers

Is the Gatwick Stream at Three Bridges higher than last year?

Yes, it is 0.04 m higher than on the same day last year, when the reading was 0.50 m.

What is a normal level for the Gatwick Stream at Three Bridges in mid-October?

The median for mid-October is 0.51 m. In 8 years out of 10 the reading falls between 0.46 m and 0.72 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 0.53 m on the gauge does not mean the water is that deep.

What is the water level of Three Bridges today?

On 19 Oct 2026, 09:00 BST, the water level was 0.53 m. Up 0.02 m over the last 24 hours.

Is Three Bridges 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 Three Bridges 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 Three Bridges?

The highest level on record is 3.26 m on January 15, 2008. The lowest is −1.27 m on January 19, 2003.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
Environment Agency
Station code
ea:3225TH (Agency page)
Coordinates
51.11694, -0.16260 (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 0.53 m 2026-10-19 08:00 Provisional

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How to cite

Environment Agency: Three Bridges (ea:3225TH). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-kingdom/west-sussex/three-bridges

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.