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Great Somerford water level

River gauge, River Avon, Wiltshire, United Kingdom

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Right now

Very low for mid-October

Water level

0.14m Steady over the last 24 hours

0 1 2 Highest onrecord 2.43 m Lowest on record 0.00 m

History

History
0.20.40.6mOct 12Oct 13Oct 15Oct 17Oct 19Top of normal rangeBottom of normal range0.20.40.6mOct 12Oct 15Oct 19Top of normal rangeBottom of normal range
0.20.40.6mSep 19Sep 26Oct 4Oct 11Oct 19Top of normal rangeBottom of normal range0.20.40.6mSep 19Oct 4Oct 19Top of normal rangeBottom of normal range
0.30.50.81.0mOct 2025Jan 2026Apr 2026Jul 2026Oct 2026Top of normal rangeBottom of normal range0.30.50.81.0mOct 2025Apr 2026Oct 2026Top of normal rangeBottom of normal range
0.51.0mJanMarMayJulSepNov20260.51.0mJanAprJulOct2026

20252026

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

What this means

The River Avon at Great Somerford is running far below normal at 0.14 m.

The median for mid-October is 0.27 m, based on 21 years of readings, so the river level is 0.13 m below typical. On the same day last year the reading was 0.13 m, a difference of +0.01 m. The lowest reading on record is 0.00 m (September 2, 1967).

It has barely moved over the past 24 hours. Without real rain upstream, that is unlikely to change quickly. In the last month it has stayed between 0.13 m and 0.17 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
0.27 m0.13 m below the median for this date
Normal for this date
0.14 m – 0.59 m8 years in 10 fall in this range (21 years of records)
Normal range
0.15 m – 0.70 m
Same day last year
0.13 m+0.01 m
Lowest and highest in 30 days
0.13 m – 0.17 m
Lowest and highest in 12 months
0.13 m – 0.98 m
Highest on record
2.43 mJuly 11, 1968
Lowest on record
0.00 mSeptember 2, 1967

Fishing and paddling

At low levels, many rivers become a walk-and-paddle trip. Fish hold in deeper pools and spook easily.

Flood alerts and warnings come from the Environment Agency.

About the River Avon

River Avon, Bristol

The River Avon is a river in the southwest of England. To distinguish it from a number of other rivers of the same name, it is often called the Bristol Avon. The name 'Avon' is from an ancestor of the Welsh word afon, meaning 'river'.

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

18 Sun 12° 5° 0.6 mm, 32% Wind 23 km/h
19 Mon 14° 8° 8.4 mm, 84% Wind 15 km/h
20 Tue 12° 6° 4.8 mm, 78% Wind 9 km/h
21 Wed 13° 5° 4.8 mm, 57% Wind 30 km/h
22 Thu 14° 5° 0.7 mm, 69% Wind 17 km/h
23 Fri 9° 6° 22 mm, 82% Wind 32 km/h
24 Sat 10° 4° 0.9 mm, 54% Wind 28 km/h

Forecast: Open-Meteo

Sunrise 07:39 AM Sunset 06:09 PM Daylight 10 hr, 29 min First quarter 56%

Map

Other gauges on the River Avon

Gauge Level Compared with normal 24 hours Distance
CorshamRiver gauge, River Avon 0.06 m Normal +0.03 m 17 km
BathfordRiver gauge, River Avon 0.74 m Normal ±0 24 km
Bradford on AvonRiver gauge, River Avon 1.04 m Normal ±0 27 km
Bath Destructor BridgeRiver gauge, River Avon 3.41 m Normal ±0 29 km
PewseyRiver gauge, River Avon 0.06 m Normal ±0 30 km
Upavon EastRiver gauge, River Avon 0.19 m Low ±0 32 km
Upavon WestRiver gauge, River Avon 0.05 m Very low ±0 32 km
SaltfordRiver gauge, River Avon 0.51 m Normal −0.01 m 32 km
Keynsham, RivermeadRiver gauge, River Avon 4.69 m Low ±0 34 km
Bristol Netham LockRiver gauge, River Avon 6.10 m Normal +0.01 m 37 km
Netham WeirRiver gauge, River Avon 0.27 m Normal +0.01 m 37 km
Bristol Bedminster St Johns Lane UpstreamRiver gauge, River Avon 0.37 m Normal +0.03 m 40 km

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
SeagryRiver gauge 53.42 m Normal −0.01 m 3.0 km
RodbourneRiver gauge, Gauze Brook 0.05 m Low ±0 3.0 km
DauntseyRiver gauge, Dauntsey Brook 0.03 m Very low ±0 3.4 km
Crabb MillRiver gauge, Woodbridge Brook 0.05 m Very low ±0 3.8 km
Avon WeirRiver gauge 50.48 m Very low +0.01 m 4.2 km
St Johns WeirRiver gauge, Sherston Avon 0.10 m Normal ±0 4.8 km
Avon MillRiver gauge 47.71 m Very low +0.03 m 5.8 km
Brinkworth BrookRiver gauge 0.28 m Normal ±0 7.3 km

Questions and answers

Is the River Avon at Great Somerford higher than last year?

Yes, it is 0.01 m higher than on the same day last year, when the reading was 0.13 m.

What is a normal level for the River Avon at Great Somerford in mid-October?

The median for mid-October is 0.27 m. In 8 years out of 10 the reading falls between 0.14 m and 0.59 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 0.14 m on the gauge does not mean the water is that deep.

What is the water level of Great Somerford today?

On 19 Oct 2026, 06:00 BST, the water level was 0.14 m. Steady over the last 24 hours.

Is Great Somerford rising or falling?

Steady over the last 24 hours. Steady over the last 7 days.

Is the level of Great Somerford normal?

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

What is the highest water level ever recorded at Great Somerford?

The highest level on record is 2.43 m on July 11, 1968. The lowest is 0.00 m on September 2, 1967.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
Environment Agency
Station code
ea:53143 (Agency page)
Coordinates
51.54756, -2.04987 (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 0.14 m 2026-10-19 05:00 Provisional

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How to cite

Environment Agency: Great Somerford (ea:53143). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-kingdom/wiltshire/great-somerford

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.