Vallis water level

Name: Vallis water level (Environment Agency)
Creator: Environment Agency
License: https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/

River gauge, Mells River, Somerset, United Kingdom

Directions

Below the normal range

Water level

0.07m Steady over the last 24 hours

Measured 17 Oct 2026, 22:30 BST (1 hour ago)

History

7 days 30 days

Water level Top of normal rangeBottom of normal range

What this means

The Mells River at Vallis is running below normal at 0.07 m.

The usual range here runs from 0.08 m to 1.50 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 0.06 m and 0.11 m.

Autumn rain usually starts to lift rivers again after the summer low.

Compared with the normal range the agency publishes for this gauge. How to read levels

Key numbers

Normal range: 0.08 m – 1.50 m
Lowest and highest in 30 days: 0.06 m – 0.11 m
Highest on record: 2.03 mOctober 13, 1993
Lowest on record: 0.04 mApril 25, 2005

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 Mells River

The Mells River flows through the eastern Mendip Hills in Somerset, England. It rises at Gurney Slade and flows east joining the River Frome at Frome.

Weather at the gauge

Rain in the last 3 days: 2.2 mm. Rain that falls upstream can take hours or days to show up at a river gauge.

17 Sat 13° 6° – Wind 19 km/h

18 Sun 12° 4° 0.1 mm, 25% Wind 21 km/h

19 Mon 13° 6° 1.0 mm, 75% Wind 20 km/h

20 Tue 13° 7° 7.5 mm, 59% Wind 10 km/h

21 Wed 14° 8° 3.9 mm, 67% Wind 25 km/h

22 Thu 14° 6° 2.6 mm, 68% Wind 18 km/h

23 Fri 13° 8° 27 mm, 81% Wind 34 km/h

Forecast: Open-Meteo

Sunrise 07:36 AM Sunset 06:14 PM Daylight 10 hr, 38 min First quarter 44%

Map

Other gauges on the Mells River

Gauge	Level	Compared with normal	24 hours	Distance
Stoke Bottom FarmRiver gauge, Mells River	−0.02 m	Lowest on record	−0.02 m	9.7 km

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
Frome RoddenRiver gauge, Somerset Frome	0.36 m	Very low	−0.01 m	3.0 km
HolwellRiver gauge, Nunney Brook	0.68 m	Very low	±0	5.0 km
TellisfordRiver gauge, Somerset Frome	0.48 m	Low	±0	8.7 km
WellowRiver gauge, Wellow Brook	0.28 m	Very low	±0	9.0 km
Trowbridge SouthwickRiver gauge, Lambrok Stream	0.11 m	Low	±0	10 km
WeltonRiver gauge, Wellow Brook	−0.06 m	Lowest on record	±0	11 km
Warminster Folly Lane RlRiver gauge	0.14 m	Normal	±0	11 km
MidfordRiver gauge, Midford Brook	0.40 m	Low	−0.02 m	12 km

Questions and answers

What is the typical range for the Mells River at Vallis?

The Environment Agency gives a typical range of 0.08 m to 1.50 m for this gauge.

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 0.07 m on the gauge does not mean the water is that deep.

What is the water level of Vallis today?

On 17 Oct 2026, 22:30 BST, the water level was 0.07 m. Steady over the last 24 hours.

Is Vallis rising or falling?

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

Is the level of Vallis normal?

Below the normal range. Compared with the normal range the agency publishes for this gauge.

What is the highest water level ever recorded at Vallis?

The highest level on record is 2.03 m on October 13, 1993. The lowest is 0.04 m on April 25, 2005.

How often is this data updated?

The Environment Agency publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: Environment Agency
Station code: ea:53119 (Agency page)
Coordinates: 51.24069, -2.34909 (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	0.07 m	2026-10-17 21:30	Provisional

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<iframe src="https://nivelmap.com/embed/1639?lang=en" width="360" height="230" style="border:0;max-width:100%" loading="lazy" title="Vallis water level"></iframe>

How to cite

Environment Agency: Vallis (ea:53119). Accessed October 17, 2026 via Nivelmap, https://nivelmap.com/en/united-kingdom/somerset/vallis

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