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Borehamwood water level

River gauge, Borehamwood Brook, Hertfordshire, United Kingdom

Directions

Right now

Normal for mid-October

Water level

0.90m Down 0.10 m over the last 24 hours

1.0 1.5 2.0 Highest onrecord 2.22 m Lowest on record 0.82 m

History

History
0.81.01.2mOct 13Oct 14Oct 16Oct 18Oct 20Bottom of normal range0.81.01.2mOct 13Oct 16Oct 20Bottom of normal range
1.01.5mSep 20Sep 27Oct 5Oct 12Oct 19Top of normal rangeBottom of normal range1.01.5mSep 20Oct 5Oct 19Top of normal rangeBottom of normal range
1.01.5mOct 2025Jan 2026Apr 2026Jul 2026Oct 2026Top of normal rangeBottom of normal range1.01.5mOct 2025Apr 2026Oct 2026Top of normal rangeBottom of normal range
0.81.01.2mJanMarMayJulSepNov20260.81.01.2mJanAprJulOct2026

20252026

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

What this means

The gauge at Borehamwood reads 0.90 m, a normal level for mid-October.

The median for mid-October is 0.89 m, based on 18 years of readings, so the river level is 0.01 m above typical. On the same day last year the reading was 0.99 m, a difference of −0.09 m.

The level is falling, down 0.10 m over the past 24 hours. Over the past 30 days it has moved between 0.88 m and 1.38 m.

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

Compared with 18 years of daily readings for this time of year. How to read levels

Key numbers

Median for this date
0.89 m0.01 m above the median for this date
Normal for this date
0.85 m – 1.07 m8 years in 10 fall in this range (18 years of records)
Normal range
0.83 m – 1.80 m
Same day last year
0.99 m−0.09 m
Lowest and highest in 30 days
0.88 m – 1.38 m
Lowest and highest in 12 months
0.84 m – 1.29 m
Highest on record
2.22 mJuly 19, 2025
Lowest on record
0.82 mFebruary 15, 2010

On the river at Borehamwood

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.

Weather at the gauge

Rain in the last 3 days: 1.8 mm. Rain that falls upstream can take hours or days to show up at a river gauge.

18 Sun 12° 7° 1.7 mm, 100% Wind 21 km/h
19 Mon 13° 8° 3.6 mm, 99% Wind 14 km/h
20 Tue 13° 10° 14 mm, 65% Wind 7 km/h
21 Wed 12° 6° 12 mm, 49% Wind 30 km/h
22 Thu 11° 4° 1.2 mm, 73% Wind 14 km/h
23 Fri 13° 7° 23 mm, 76% Wind 36 km/h
24 Sat 13° 6° 2.2 mm, 53% Wind 26 km/h

Forecast: Open-Meteo

Sunrise 07:34 AM Sunset 05:59 PM Daylight 10 hr, 25 min First quarter 64%

Map

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
RadlettRiver gauge, Radlett Brook 0.37 m Normal −0.02 m 2.5 km
Colney StreetRiver gauge, River Ver 0.15 m Normal ±0 5.2 km
London ColneyRiver gauge, River Colne 1.09 m Normal ±0 5.7 km
Edgware, Deans BrookRiver gauge, Deans Brook 0.80 m High ±0 5.8 km
WatfordRiver gauge, River Colne 0.19 m Normal ±0 6.4 km
Mimmshall BrookRiver gauge 0.27 m Normal −0.03 m 6.4 km
Stanmore, Wolverton RoadRiver gauge, Edgware Brook −0.03 m Lowest on record −0.01 m 6.7 km
Edgware HospitalRiver gauge, Silk Stream 0.65 m Normal −0.02 m 6.9 km

Questions and answers

Is Borehamwood Brook at Borehamwood higher than last year?

No, it is 0.09 m lower than on the same day last year, when the reading was 0.99 m.

What is a normal level for Borehamwood Brook at Borehamwood in mid-October?

The median for mid-October is 0.89 m. In 8 years out of 10 the reading falls between 0.85 m and 1.07 m, based on 18 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 0.90 m on the gauge does not mean the water is that deep.

What is the water level of Borehamwood today?

On 20 Oct 2026, 01:30 BST, the water level was 0.90 m. Down 0.10 m over the last 24 hours.

Is Borehamwood rising or falling?

Down 0.10 m over the last 24 hours. Steady over the last 7 days.

Is the level of Borehamwood normal?

Normal for mid-October. Compared with 18 years of daily readings for this time of year.

What is the highest water level ever recorded at Borehamwood?

The highest level on record is 2.22 m on July 19, 2025. The lowest is 0.82 m on February 15, 2010.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
Environment Agency
Station code
ea:2821TH (Agency page)
Coordinates
51.66857, -0.28769 (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 0.90 m 2026-10-20 00:30 Provisional

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How to cite

Environment Agency: Borehamwood (ea:2821TH). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-kingdom/hertfordshire/borehamwood

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.