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0.62

Bagshot

Windle Brook
Bournes catchment • Bagshot • Surrey • ID: 2941TH • Level
(30m ago) • 1 reading/hr • 158 views

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Not an emergency service — if in danger call 999. Alerts rely on EA/SEPA data and are best-efforts. Terms

Current Level
0.620 mASD
▬ Steady
24h Max
0.621 mASD
24h Min
0.616 mASD
Typical Range
0.40 - 1.35
mASD
Highest Recorded
3.91 mASD
16 Mar 2013
Since Nov 2012
Current level is 16% of this
🚽 Sewage overflows nearby

Recent Water Levels

🌍 floodradar.co.uk
1 day

Recent Readings

Steady over 9h
24 Aug 00:00 ▬ steady 0.620 mASD
23 Aug 20:00 ▬ steady 0.620 mASD
23 Aug 19:45 ▬ steady 0.620 mASD
23 Aug 19:30 ▬ steady 0.620 mASD
23 Aug 19:15 ▼ -0.1 cm 0.620 mASD
23 Aug 19:00 ▬ steady 0.621 mASD
23 Aug 18:45 ▬ steady 0.621 mASD
23 Aug 18:30 ▬ steady 0.621 mASD
23 Aug 18:15 ▬ steady 0.621 mASD
23 Aug 18:00 ▬ steady 0.621 mASD
23 Aug 17:45 ▬ steady 0.621 mASD
23 Aug 17:30 ▲ +0.1 cm 0.621 mASD
23 Aug 17:15 ▼ -0.1 cm 0.620 mASD
23 Aug 17:00 ▬ steady 0.621 mASD
23 Aug 16:45 ▲ +0.1 cm 0.621 mASD
23 Aug 16:30 ▬ steady 0.620 mASD
23 Aug 16:15 ▬ steady 0.620 mASD
23 Aug 16:00 ▬ steady 0.620 mASD
23 Aug 15:45 ▬ steady 0.620 mASD
23 Aug 15:30 0.620 mASD

Rainfall & Weather

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Flood history near this gauge

Official Environment Agency warnings issued since 2012 for the 9 flood areas linked to this gauge (nearest 0.7 km away).

0flood warnings 85flood alerts

Most recent flood alert: 6 Feb 2026Windle Brook and Hale, Mill and Addlestone Bournes

Year by year
YearWarningsAlerts
2026 0 2
2025 0 6
2024 0 14
2023 0 7
2022 0 5
2021 0 5
2020 0 3
2019 0 6
2018 0 7
2017 0 7
2016 0 6
2015 0 3
2014 0 8
2013 0 4
2012 0 2

Warnings apply to a whole flood area, not necessarily this exact spot. Years before 2006 aren't covered by the EA's historic record. See also the Bagshot flood history.

Nearby Stations

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Station Details

  • Monitoring Station: Bagshot
  • Watercourse: Windle Brook
  • Nearest Town: Bagshot
  • County: Surrey
  • Coordinates: 51°21'41"N 0°41'21"W (51.361518, -0.689296)
  • Open in: Google Maps · Apple Maps (opens your maps app)
  • Date Opened: 1 Jan 2006
  • Status: Active
  • Station Type: River level station
  • Station Reference: 2941TH
  • EA Gauge ID: 2941TH-level-stage-i-15_min-mASD
  • Parameter: Level
  • Unit: mASD
  • Typical rise rate: 1 cm/hr (p95 sustained over 90 days)
  • Typical data delay: ~22 min (measured reading→publication lag)
  • Tidal: No
  • Lock / structure: No
  • Catchment Area: Bournes
  • Typical Range: 0.400 – 1.350 mASD
  • EA Cross-check: 0.62 mASD (EA at 23 Aug 20:00)

Geographic coordinates may reflect the access point for the gauge, and not the precise location in the watercourse that it is taking readings from.

Frequently asked questions

Is the Windle Brook at Bagshot flooding today?

The current level is 0.62m, which is within the typical range of 0.40 to 1.35m. Flooding is unlikely at this level.

Is the river level rising or falling at Bagshot?

Based on the most recent readings, the level is currently steady. The chart above shows the last 7 days of measurements, updated roughly every 15 minutes.

What is a normal level for the Windle Brook at Bagshot?

The typical range at this station is 0.40m to 1.35m, based on Environment Agency historical data. Levels above 1.35m are higher than usually seen and may indicate a flood risk.

How often is this river level data updated?

Readings are taken by the Environment Agency gauge roughly every 15 minutes and FloodRadar refreshes its data continuously, so the level shown is normally less than an hour old.

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📮 Flood risk by postcode near this gauge

Postcodes within 5 km with properties in the Environment Agency’s rivers-and-sea flood-risk bands:

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🏠 Buying or renting around here? Get the Property Flood-Risk Report for any English postcode — official risk band, floods since 1946, warning history, river behaviour and nearby storm overflows. £19 one-off. Learn more →