Teddington Lock water level
River gauge, River Thames, Greater London, United Kingdom
Right now
Very low for mid-October
Water level
History
20252026
What this means
At −0.03 m, the River Thames at Teddington Lock is far below normal for mid-October.
That puts it 0.15 m below the median of 0.12 m for mid-October, based on 21 years of readings. A year ago it stood at 0.08 m (−0.11 m). The lowest reading on record is −0.30 m (November 11, 2000).
The water is rising: up 0.02 m over the past 24 hours. Over the past 30 days it has moved between −0.15 m and 0.31 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
- 0.12 m0.15 m below the median for this date
- Normal for this date
- 0.06 m – 0.22 m8 years in 10 fall in this range (21 years of records)
- Normal range
- 0.01 m – 0.22 m
- Same day last year
- 0.08 m−0.11 m
- Lowest and highest in 30 days
- −0.15 m – 0.31 m
- Lowest and highest in 12 months
- −0.18 m – 0.37 m
- Highest on record
- 1.20 mOctober 31, 2000
- Lowest on record
- −0.30 mNovember 11, 2000
On the river at Teddington Lock
Low, clear water makes fish wary, and anglers often do better early and late in the day. For canoeists, shallow riffles mean scraped hulls and the odd portage.
Flood warnings for the area come from the Environment Agency.
About the River Thames
The River Thames, or simply the Thames, known alternatively in parts as the River Isis, is a river that flows through southern England including London. At 215 miles (346 km), it is the longest river entirely in England and the second-longest in the United Kingdom, after the River Severn.
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.
Forecast: Open-Meteo
Map
Other gauges on the River Thames
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| Trowlock IslandRiver gauge, River Thames | 4.35 m | Very low | +0.04 m | 0.9 km |
| KingstonRiver gauge, River Thames | 4.35 m | Normal | +0.01 m | 1.7 km |
| Molesey LockRiver gauge, River Thames | 0.17 m | Normal | +0.01 m | 3.4 km |
| Thames Ditton IslandRiver gauge, River Thames | 4.31 m | Very low | ±0 | 4.1 km |
| Sunbury LockRiver gauge, River Thames | 0.24 m | High | −0.08 m | 7.5 km |
| WaltonRiver gauge, River Thames | 3.35 m | Normal | −0.01 m | 8.3 km |
| Shepperton LockRiver gauge, River Thames | 0.14 m | Normal | +0.03 m | 11 km |
| Chertsey LockRiver gauge, River Thames | 0.20 m | Normal | +0.01 m | 12 km |
| Penton HookRiver gauge, River Thames | 0.19 m | Normal | +0.03 m | 13 km |
| StainesRiver gauge, River Thames | 2.70 m | Low | +0.02 m | 13 km |
| Bell WeirRiver gauge, River Thames | 0.26 m | Very high | +0.01 m | 15 km |
| Old Windsor LockRiver gauge, River Thames | 0.26 m | Very high | +0.01 m | 18 km |
Nearby gauges
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| Marsh FarmRiver gauge, River Crane | 0.03 m | Normal | ±0 | 2.6 km |
| Kingston HogsmillRiver gauge, Hogsmill River | 0.16 m | Normal | −0.02 m | 2.9 km |
| Wimbledon CommonRiver gauge, Beverley Brook | 0.20 m | Normal | +0.01 m | 4.6 km |
| New MaldenRiver gauge, Beverley Brook | 0.77 m | Very low | +0.01 m | 5.4 km |
| Motspur ParkRiver gauge, Beverley Brook | 0.90 m | Low | ±0 | 6.7 km |
| EsherRiver gauge, River Mole | 1.45 m | Normal | −0.01 m | 6.7 km |
Questions and answers
How does the River Thames at Teddington Lock compare with last year?
It is 0.11 m lower than on the same day last year, when the reading was 0.08 m.
What is a normal level for the River Thames at Teddington Lock in mid-October?
The median for mid-October is 0.12 m. In 8 years out of 10 the reading falls between 0.06 m and 0.22 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 −0.03 m on the gauge does not mean the water is that deep.
What is the water level of Teddington Lock today?
On 19 Oct 2026, 14:00 BST, the water level was −0.03 m. Up 0.02 m over the last 24 hours.
Is Teddington Lock rising or falling?
Up 0.02 m over the last 24 hours. Steady over the last 7 days.
Is the level of Teddington Lock 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 Teddington Lock?
The highest level on record is 1.20 m on October 31, 2000. The lowest is −0.30 m on November 11, 2000.
For specialists
Station codes, datum, parameters, data quality and downloads
- Operator
- Environment Agency
- Station code
ea:3401TH(Agency page)- Coordinates
51.42957, -0.31842(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 | −0.03 m | 2026-10-19 13:00 | Provisional |
Download
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How to cite
Environment Agency: Teddington Lock (ea:3401TH). Accessed October 19, 2026 via Nivelmap, https://nivelmap.com/en/united-kingdom/greater-london/teddington-lock
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