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Radcot Lock water level

River gauge, River Thames, Oxfordshire, United Kingdom

Directions

Right now

Normal for mid-October

Water level

0.15m Steady over the last 24 hours

0.0 0.5 1.0 Highest onrecord 0.87 m Lowest on record -0.26 m

History

History
-0.00.10.20.3mOct 16Oct 16Oct 16Oct 17Oct 17Top of normal rangeBottom of normal range-0.00.10.20.3mOct 16Oct 16Oct 17Top of normal rangeBottom of normal range
-0.00.20.40.6mOct 2025Jan 2026Apr 2026Jul 2026Oct 2026Top of normal rangeBottom of normal range-0.00.20.40.6mOct 2025Apr 2026Oct 2026Top of normal rangeBottom of normal range
-0.00.30.5mJanMarMayJulSepNov2026-0.00.30.5mJanAprJulOct2026

20252026

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

What this means

The gauge at Radcot Lock reads 0.15 m, a normal level for mid-October.

The median for mid-October is 0.10 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 0.12 m, a difference of +0.03 m.

It has barely moved over the past 24 hours. Over the past 30 days it has moved between 0.14 m and 0.15 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
0.10 m0.04 m above the median for this date
Normal for this date
0.03 m – 0.20 m8 years in 10 fall in this range (21 years of records)
Normal range
0.00 m – 0.32 m
Same day last year
0.12 m+0.03 m
Lowest and highest in 30 days
0.14 m – 0.15 m
Lowest and highest in 12 months
0.05 m – 0.60 m
Highest on record
0.87 mJanuary 3, 2003
Lowest on record
−0.26 mJanuary 21, 2009

On the river at Radcot Lock

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 River Thames

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.

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

17 Sat 13° 5° – Wind 20 km/h
18 Sun 13° 5° 3.3 mm, 39% Wind 26 km/h
19 Mon 12° 7° 2.4 mm, 49% Wind 20 km/h
20 Tue 13° 7° 7.5 mm, 37% Wind 10 km/h
21 Wed 12° 7° 4.2 mm, 53% Wind 39 km/h
22 Thu 13° 6° 1.2 mm, 46% Wind 29 km/h
23 Fri 12° 6° 7.9 mm, 72% Wind 31 km/h

Forecast: Open-Meteo

Sunrise 07:34 AM Sunset 06:11 PM Daylight 10 hr, 37 min First quarter 42%

Map

Other gauges on the River Thames

Gauge Level Compared with normal 24 hours Distance
Grafton LockRiver gauge, River Thames 0.18 m Normal +0.01 m 2.6 km
Rushey LockRiver gauge, River Thames 0.13 m Normal +0.01 m 2.7 km
Buscot LockRiver gauge, River Thames 0.17 m High +0.02 m 6.9 km
St Johns LockRiver gauge, River Thames 0.09 m Normal +0.03 m 7.4 km
Shifford LockRiver gauge, River Thames 0.15 m Normal +0.01 m 7.5 km
Hannington BridgeRiver gauge, River Thames 2.02 m Low +0.06 m 13 km
Northmoor LockRiver gauge, River Thames 0.12 m Normal −0.01 m 14 km
FarmoorRiver gauge, River Thames 0.74 m Very low −0.04 m 16 km
Pinkhill LockRiver gauge, River Thames −0.01 m Very low −0.04 m 16 km
Eynsham LockRiver gauge, River Thames 0.04 m Very low −0.01 m 17 km
Godstow LockRiver gauge, River Thames −0.16 m Very low −0.04 m 21 km
Kings LockRiver gauge, River Thames 0.04 m Very low −0.02 m 21 km

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
ClanfieldRiver gauge, Clanfield Brook 0.68 m High ±0 2.4 km
BamptonRiver gauge, Shill Brook 0.89 m Low ±0 3.2 km
LechladeRiver gauge, River Leach 0.05 m Low ±0 6.9 km
Stanford ValeRiver gauge, River Ock 0.08 m Very low ±0 8.8 km
IngleshamRiver gauge, River Cole 0.08 m Normal ±0 9.3 km

Questions and answers

Is the River Thames at Radcot Lock higher than last year?

Yes, it is 0.03 m higher than on the same day last year, when the reading was 0.12 m.

What is a normal level for the River Thames at Radcot Lock in mid-October?

The median for mid-October is 0.10 m. In 8 years out of 10 the reading falls between 0.03 m and 0.20 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 0.15 m on the gauge does not mean the water is that deep.

What is the water level of Radcot Lock today?

On 17 Oct 2026, 19:30 BST, the water level was 0.15 m. Steady over the last 24 hours.

Is Radcot Lock rising or falling?

Steady over the last 24 hours.

Is the level of Radcot Lock 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 Radcot Lock?

The highest level on record is 0.87 m on January 3, 2003. The lowest is −0.26 m on January 21, 2009.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
Environment Agency
Station code
ea:0902TH (Agency page)
Coordinates
51.69976, -1.57309 (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 0.15 m 2026-10-17 18:30 Provisional

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How to cite

Environment Agency: Radcot Lock (ea:0902TH). Accessed October 17, 2026 via Nivelmap, https://nivelmap.com/en/united-kingdom/oxfordshire/radcot-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.