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Cornwood water level

River gauge, River Yealm, Devon, United Kingdom

Directions

Right now

Normal for mid-October

Water level

0.19m Up 0.02 m over the last 24 hours

0 1 2 Highest onrecord 2.59 m Lowest on record 0.06 m
Water level: 0.19 m. Normal for mid-October.

History

History
0.10.20.3mOct 9Oct 11Oct 13Oct 15Oct 16Bottom of normal range0.10.20.3mOct 9Oct 13Oct 16Bottom of normal range
0.10.20.3mSep 17Sep 24Oct 1Oct 9Oct 16Bottom of normal range0.10.20.3mSep 17Oct 1Oct 16Bottom of normal range
-0.00.51.01.5mOct 2025Jan 2026Apr 2026Jul 2026Oct 2026Top of normal rangeBottom of normal range-0.00.51.01.5mOct 2025Apr 2026Oct 2026Top of normal rangeBottom of normal range
-0.00.51.0mJanMarMayJulSepNov2026-0.00.51.0mJanAprJulOct2026

20252026

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

What this means

Water levels are unremarkable at Cornwood, where the gauge shows 0.19 m.

That puts it 0.01 m below the median of 0.20 m for mid-October, based on 21 years of readings. A year ago it stood at 0.16 m (+0.03 m).

It is on the way up, by 0.02 m over the past 24 hours. The 30-day range is 0.11 m – 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
0.20 m0.01 m below the median for this date
Normal for this date
0.14 m – 0.32 m8 years in 10 fall in this range (21 years of records)
Normal range
0.11 m – 1.50 m
Same day last year
0.16 m+0.03 m
Lowest and highest in 30 days
0.11 m – 0.31 m
Lowest and highest in 12 months
0.07 m – 1.01 m
Highest on record
2.59 mJuly 7, 2012
Lowest on record
0.06 mJuly 14, 2010

For anglers and canoeists

This is an ordinary level for the river: most put-ins, beats and weirs behave as they usually do.

Many angling and canoe clubs check gauges like this one before heading out.

Weather at the gauge

The forecast is not available right now.

Sunrise 07:40 AM Sunset 06:24 PM Daylight 10h 44m First quarter 35 %

Map

Other gauges on the River Yealm

Gauge Level Compared with normal 24 hours Distance
PuslinchRiver gauge, River Yealm 0.28 m Low +0.05 m 9.0 km

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
HarfordRiver gauge, River Erme 0.44 m Normal +0.06 m 3.0 km
Newnham ParkRiver gauge, Tory Brook 0.35 m Very low 6.0 km
ErmingtonRiver gauge, River Erme 0.28 m Normal +0.03 m 7.0 km
PlymptonRiver gauge, Long Brook 0.18 m Normal 0.00 m 8.0 km
DidworthyRiver gauge, River Avon 0.32 m Normal +0.01 m 8.0 km
CarnwoodRiver gauge, River Plym 0.26 m Low +0.05 m 8.9 km
HorrabridgeRiver gauge, River Walkham 0.24 m Low 14 km
Buckfastleigh Higher Town BridgeRiver gauge, River Mardle 0.49 m Normal 0.00 m 14 km

Questions and answers

How does the River Yealm at Cornwood compare with last year?

It is 0.03 m higher than on the same day last year, when the reading was 0.16 m.

What is the record level at Cornwood?

The highest reading on record is 2.59 m (July 7, 2012). The lowest is 0.06 m (July 14, 2010).

How often is Cornwood updated?

Several times an hour. New readings from Environment Agency appear here as they arrive. Latest: Oct 16, 2026, 10:30 PM GMT+1.

What is the water level of Cornwood today?

On Oct 16, 2026, 10:30 PM GMT+1, the water level was 0.19 m. Up 0.02 m over the last 24 hours.

Is Cornwood rising or falling?

Up 0.02 m over the last 24 hours. Up 0.03 m over the last 7 days.

Is the level of Cornwood 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 Cornwood?

The highest level on record is 2.59 m on July 7, 2012. The lowest is 0.06 m on July 14, 2010.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
Environment Agency
Station code
ea:47132 (Agency page)
Coordinates
50.41786, -3.95944 (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 stage 0.19 m 2026-10-16 21:30 Provisional

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How to cite

Environment Agency: Cornwood (ea:47132). Accessed October 16, 2026 via Nivelmap, https://nivelmap.com/en/united-kingdom/devon/cornwood

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.