Gwills water level
River gauge, River Gannel, Cornwall, United Kingdom
Right now
Very low for mid-October
Water level
History
20252026
What this means
At 0.04 m, the River Gannel at Gwills is far below normal for mid-October.
The median for mid-October is 0.08 m, based on 21 years of readings, so the river level is 0.04 m below typical. On the same day last year the reading was 0.06 m, a difference of −0.01 m. The lowest reading on record is 0.03 m (September 19, 1984).
The level is falling, down 0.02 m over the past 24 hours. Without real rain upstream, that is unlikely to change quickly. Over the past 30 days it has moved between 0.03 m and 0.10 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
- 0.08 m0.04 m below the median for this date
- Normal for this date
- 0.05 m – 0.19 m8 years in 10 fall in this range (21 years of records)
- Normal range
- 0.04 m – 0.75 m
- Same day last year
- 0.06 m−0.01 m
- Lowest and highest in 30 days
- 0.03 m – 0.10 m
- Lowest and highest in 12 months
- 0.03 m – 0.88 m
- Highest on record
- 1.59 mDecember 22, 2012
- Lowest on record
- 0.03 mSeptember 19, 1984
On the river at Gwills
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.
Weather at the gauge
The forecast is not available right now.
Map
Nearby gauges
| Gauge | Level | Compared with normal | 24 hours | Distance |
|---|---|---|---|---|
| Bolingey Cocks BridgeRiver gauge, Bolingey Stream | 0.22 m | Normal | −0.03 m | 8.8 km |
| PerrancoombeRiver gauge, Perrancombe Stream | 0.12 m | Normal | −0.02 m | 9.3 km |
| LadockRiver gauge, Tresillian River | −0.05 m | Lowest on record | −0.04 m | 10 km |
| Rose in ValeRiver gauge, Perrancombe Stream | 0.30 m | Normal | −0.01 m | 12 km |
| Idless DamRiver gauge, River Allen | 0.04 m | Low | −0.01 m | 12 km |
| TrenowthRiver gauge, River Fal | 0.21 m | Low | −0.05 m | 14 km |
| TruroRiver gauge, River Kenwyn | 0.09 m | Very low | −0.03 m | 14 km |
| TregonyRiver gauge, River Fal | 0.27 m | Normal | −0.08 m | 17 km |
Questions and answers
Is the River Gannel at Gwills higher than last year?
No, it is 0.01 m lower than on the same day last year, when the reading was 0.06 m.
What is a normal level for the River Gannel at Gwills in mid-October?
The median for mid-October is 0.08 m. In 8 years out of 10 the reading falls between 0.05 m and 0.19 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 0.04 m on the gauge does not mean the water is that deep.
What is the water level of Gwills today?
On 17 Oct 2026, 08:30 BST, the water level was 0.04 m. Down 0.02 m over the last 24 hours.
Is Gwills rising or falling?
Down 0.02 m over the last 24 hours. Steady over the last 7 days.
Is the level of Gwills 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 Gwills?
The highest level on record is 1.59 m on December 22, 2012. The lowest is 0.03 m on September 19, 1984.
For specialists
Station codes, datum, parameters, data quality and downloads
- Operator
- Environment Agency
- Station code
ea:49130(Agency page)- Coordinates
50.39321, -5.05622(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 | 0.04 m | 2026-10-17 07:30 | Provisional |
Download
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How to cite
Environment Agency: Gwills (ea:49130). Accessed October 17, 2026 via Nivelmap, https://nivelmap.com/en/united-kingdom/cornwall/gwills
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