Salisbury Harnham Bridge water level
River gauge, River Avon, Wiltshire, United Kingdom
Right now
Low for mid-October
Water level
History
20252026
What this means
The River Avon at Salisbury Harnham Bridge is running below normal at 0.27 m.
That puts it 0.16 m below the median of 0.44 m for mid-October, based on 20 years of readings. A year ago it stood at 0.21 m (+0.06 m).
The level has held steady over the past 24 hours. Without real rain upstream, that is unlikely to change quickly. In the last month it has stayed between 0.26 m and 0.36 m.
Autumn rain usually starts to lift rivers again after the summer low.
Compared with 20 years of daily readings for this time of year. How to read levels
Key numbers
- Median for this date
- 0.44 m0.16 m below the median for this date
- Normal for this date
- 0.27 m – 0.65 m8 years in 10 fall in this range (20 years of records)
- Normal range
- 0.29 m – 0.94 m
- Same day last year
- 0.21 m+0.06 m
- Lowest and highest in 30 days
- 0.26 m – 0.36 m
- Lowest and highest in 12 months
- 0.14 m – 1.30 m
- Highest on record
- 1.43 mJanuary 7, 2024
- Lowest on record
- 0.11 mNovember 4, 2010
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
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'.
Text and image from Wikipedia and Wikimedia Commons, licensed under CC BY-SA.
Weather at the gauge
Rain in the last 3 days: 2.1 mm. Rain that falls upstream can take hours or days to show up at a river gauge.
Forecast: Open-Meteo
Map
Other gauges on the River Avon
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| Salisbury Ashley RoadRiver gauge, River Avon | 0.15 m | Normal | ±0 | 1.8 km |
| Downton Iron BridgeRiver gauge, River Avon | 0.04 m | Normal | ±0 | 8.1 km |
| AmesburyRiver gauge, River Avon | 0.14 m | Very low | ±0 | 12 km |
| East Mills FlumeRiver gauge, River Avon | 0.59 m | Very low | ±0 | 15 km |
| Upavon EastRiver gauge, River Avon | 0.19 m | Low | −0.01 m | 27 km |
| Upavon WestRiver gauge, River Avon | 0.05 m | Very low | ±0 | 27 km |
| PewseyRiver gauge, River Avon | 0.06 m | Normal | ±0 | 31 km |
| Knapp MillRiver gauge, River Avon | 0.30 m | Low | +0.01 m | 35 km |
| Bradford on AvonRiver gauge, River Avon | 1.04 m | Normal | ±0 | 45 km |
| CorshamRiver gauge, River Avon | 0.02 m | Very low | ±0 | 49 km |
| BathfordRiver gauge, River Avon | 0.73 m | Normal | ±0 | 52 km |
| Bath Destructor BridgeRiver gauge, River Avon | 3.41 m | Normal | −0.01 m | 54 km |
Nearby gauges
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| Salisbury BourneRiver gauge, River Bourne | 0.69 m | Low | ±0 | 1.0 km |
| Nunton BridgeRiver gauge, River Ebble | 0.43 m | Low | ±0 | 3.2 km |
| OdstockGroundwater well | 48.24 m | Normal | −0.05 m | 5.0 km |
| ClarendonGroundwater well | 56.00 m | Normal | ±0 | 5.1 km |
| WiltonRiver gauge, River Nadder | 0.09 m | Low | ±0 | 5.1 km |
| WindwhistleGroundwater well | 0.38 m | Normal | −0.01 m | 6.3 km |
| South NewtonRiver gauge, River Wylye | 0.11 m | Very low | ±0 | 7.8 km |
| Stoford CrossGroundwater well | 11.45 m | Normal | −0.01 m | 8.6 km |
Questions and answers
How does the River Avon at Salisbury Harnham Bridge compare with last year?
It is 0.06 m higher than on the same day last year, when the reading was 0.21 m.
What is a normal level for the River Avon at Salisbury Harnham Bridge in mid-October?
The median for mid-October is 0.44 m. In 8 years out of 10 the reading falls between 0.27 m and 0.65 m, based on 20 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 0.27 m on the gauge does not mean the water is that deep.
What is the water level of Salisbury Harnham Bridge today?
On 18 Oct 2026, 15:15 BST, the water level was 0.27 m. Steady over the last 24 hours.
Is Salisbury Harnham Bridge rising or falling?
Steady over the last 24 hours. Down 0.02 m over the last 7 days.
Is the level of Salisbury Harnham Bridge normal?
Low for mid-October. Compared with 20 years of daily readings for this time of year.
What is the highest water level ever recorded at Salisbury Harnham Bridge?
The highest level on record is 1.43 m on January 7, 2024. The lowest is 0.11 m on November 4, 2010.
For specialists
Station codes, datum, parameters, data quality and downloads
- Operator
- Environment Agency
- Station code
ea:43160(Agency page)- Coordinates
51.06105, -1.79448(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
| Parameter | Last value | Time (UTC) | Quality |
|---|---|---|---|
| Water level | 0.27 m | 2026-10-18 14:15 | Provisional |
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How to cite
Environment Agency: Salisbury Harnham Bridge (ea:43160). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/united-kingdom/wiltshire/salisbury-harnham-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.
Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer