Crondall Pond water level

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

River gauge, River Hart, Hampshire, United Kingdom

Directions

Within the normal range

Water level

0.40m Steady over the last 24 hours

Measured 20 Oct 2026, 08:00 BST (52 min ago)

History

7 days 30 days

Water level Top of normal rangeBottom of normal range

What this means

The gauge at Crondall Pond reads 0.40 m, a normal level.

The usual range here runs from −0.35 m to 0.80 m.

It has barely moved over the past 24 hours. Over the past 30 days it has moved between −0.58 m and 2.07 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: −0.35 m – 0.80 m
Lowest and highest in 30 days: −0.58 m – 2.07 m
Lowest and highest in 12 months: 0.17 m – 1.19 m
Highest on record: 1.19 mNovember 26, 2006
Lowest on record: −0.40 mJuly 4, 2009

On the river at Crondall Pond

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 Hart

The River Hart is a tributary of the River Whitewater in north Hampshire, England. It rises at Ashley Head spring in Crondall and flows north to meet the Whitewater at Bramshill.

Weather at the gauge

The forecast is not available right now.

Sunrise 07:36 AM Sunset 06:02 PM Daylight 10 hr, 27 min First quarter 66%

Map

Other gauges on the River Hart

Gauge	Level	Compared with normal	24 hours	Distance
Crondall BridgeRiver gauge, River Hart	0.09 m	Normal	±0	0.6 km
Crookham VillageRiver gauge, River Hart	0.46 m	Normal	+0.02 m	3.4 km
BramshillRiver gauge, River Hart	0.16 m	Normal	+0.02 m	11 km

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
FarnhamRiver gauge, River Wey	0.10 m	Normal	+0.01 m	5.0 km
Lodge FarmRiver gauge, River Whitewater	0.16 m	Normal	±0	6.9 km
TonghamRiver gauge, River Blackwater	0.66 m	Normal	+0.02 m	8.9 km
Cove Hazel AvenueRiver gauge, Cove Brook	0.81 m	Normal	+0.03 m	9.0 km
TilfordRiver gauge, River Wey	0.17 m	Low	±0	9.7 km
Mayfield RoadRiver gauge, Cove Brook	0.91 m	Normal	+0.01 m	10 km
FarnboroughRiver gauge, River Blackwater	0.64 m	Normal	−0.01 m	11 km

Questions and answers

What is the typical range for the River Hart at Crondall Pond?

The Environment Agency gives a typical range of −0.35 m to 0.80 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 0.40 m on the gauge does not mean the water is that deep.

What is the water level of Crondall Pond today?

On 20 Oct 2026, 08:00 BST, the water level was 0.40 m. Steady over the last 24 hours.

Is Crondall Pond rising or falling?

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

Is the level of Crondall Pond normal?

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

What is the highest water level ever recorded at Crondall Pond?

The highest level on record is 1.19 m on November 26, 2006. The lowest is −0.40 m on July 4, 2009.

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:2451TH (Agency page)
Coordinates: 51.23287, -0.86415 (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	0.40 m	2026-10-20 07:00	Provisional

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How to cite

Environment Agency: Crondall Pond (ea:2451TH). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-kingdom/hampshire/crondall-pond

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