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Richmond

Thames Tideway 🌊 Tidal
London catchment • Richmond • Greater London • ID: 0009 • Level
This gauge is tidally influenced — levels rise and fall with each tide, so rapid changes here are normal and don't necessarily indicate flooding.
(1h ago) • 4 readings/hr • 222 views

Set water level alerts

Get notified about Richmond — tick as many as you like, they all share the notify settings below.

You'll be notified when this gauge is rising more than 0.10 m/hr — a sign of rapidly increasing water levels.

Each one is saved as its own alert — pause or remove them individually any time.

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

Current Level
3.882 mAOD
Trend unavailable
24h Max
3.882 mAOD
24h Min
-0.849 mAOD
Typical Range
-
Highest Recorded
5.30 mAOD
EA official record
5.64 in our data (since Nov 2012)
🚽 Sewage overflows nearby

Recent Water Levels

🌍 floodradar.co.uk
1 day

Flood predictions aren't generated for tidal gauges — their levels are driven by the tide, not by catchment rainfall, so the forecast models would have no skill here.

Recent Readings

Rising · +456 cm over 6h
08 Oct 01:30 ▲▲ +22 cm 3.882 mAOD
08 Oct 01:15 ▲▲ +30 cm 3.664 mAOD
08 Oct 01:00 ▲▲ +28 cm 3.367 mAOD
08 Oct 00:45 ▲▲ +31 cm 3.086 mAOD
08 Oct 00:30 ▲▲ +29 cm 2.775 mAOD
08 Oct 00:15 ▲▲ +27 cm 2.484 mAOD
08 Oct 00:00 ▲▲ +28 cm 2.217 mAOD
07 Oct 23:45 ▲▲ +40 cm 1.941 mAOD
07 Oct 23:30 ▲▲ +174 cm 1.544 mAOD
07 Oct 22:30 ▲▲ +28 cm -0.195 mAOD
07 Oct 22:15 ▲▲ +25 cm -0.478 mAOD
07 Oct 22:00 ▲▲ +12 cm -0.726 mAOD
07 Oct 21:45 ▼ -0.1 cm -0.849 mAOD
07 Oct 21:30 ▼ -2 cm -0.848 mAOD
07 Oct 21:15 ▼ -2 cm -0.832 mAOD
07 Oct 21:00 ▼ -2 cm -0.810 mAOD
07 Oct 20:45 ▼ -3 cm -0.787 mAOD
07 Oct 20:30 ▼ -3 cm -0.753 mAOD
07 Oct 20:15 ▼ -4 cm -0.723 mAOD
07 Oct 20:00 -0.678 mAOD

Station Details

  • Monitoring Station: Richmond
  • Watercourse: Thames Tideway
  • Nearest Town: Richmond
  • County: Greater London
  • Coordinates: 51°27'44"N 0°18'58"W (51.462258, -0.316193)
  • Open in: Google Maps · Apple Maps (opens your maps app)
  • Date Opened: 1 Jan 1989
  • Status: Active
  • Station Type: Tidal / coastal station
Technical details: references, datum, range, flow archive
  • Station Reference: 0009
  • RLOI id: 7393 (the EA's check-for-flooding station id)
  • EA Gauge ID: 0009-level-tidal_level-i-15_min-mAOD
  • Parameter: Level
  • Unit: mAOD
  • Typical rise rate: 211 cm/hr (p95 sustained over 90 days)
  • Typical data delay: ~22 min (measured reading→publication lag)
  • Tidal: 🌊 Yes — levels follow the tide
  • Lock / structure: No
  • Catchment Area: London
  • EA Cross-check: 3.99 mAOD (EA at 8 Oct 01:45)

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

Nearby Stations

Gauges connected to this river, and others nearby. A distance “by river” follows the river on the map; any other is in a straight line.

Connected upstream

Connected downstream

Same river system, separate branch

Nearby

Distances by river: OS Open Rivers. Contains OS data © Crown copyright and database rights 2026.

💧 Storm overflows upstream of this gauge

Storm overflows whose water reaches this gauge on the mapped river network, nearest first by distance along the river. The status is each water company's monitor: it says whether an overflow is discharging, not how much or what it contains.

159 storm overflows are traced upstream of this gauge, the nearest 7.9 km away along the river. 0 report discharging now, 153 report not discharging, and for 6 the monitor is offline or has not reported, so their status is not known.

💧
Thames Water · into Thames · 7.9 km upstream along the river
0 spills · 0 hours in 2025
Not discharging now · last
💧
Thames Water · into Hogsmill River · 8.8 km upstream along the river
2 spills · 2 hours in 2025
Not discharging now · last
💧
Thames Water · into River Thames · 9.5 km upstream along the river
2 spills · 3 hours in 2025
Not discharging now · last
💧
Thames Water · into Hogsmill River · 10.2 km upstream along the river
14 spills · 139 hours in 2025
Not discharging now · last
💧
Thames Water · into River Ember And Mole · 16.4 km upstream along the river
19 spills · 239 hours in 2025
Not discharging now · last
💧
Thames Water · into Hogsmill · 16.8 km upstream along the river
4 spills · 13 hours in 2025
Not discharging now · last
💧
Thames Water · into Mole · 25.8 km upstream along the river
24 spills · 268 hours in 2025
Not discharging now · last
💧
Thames Water · into River Wey · 27.9 km upstream along the river
28 spills · 426 hours in 2025
Not discharging now · last

151 more further upstream, up to 247.2 km away along the river.

Nearby, connection not known

Within 6 km in a straight line, but the river map cannot say whether their water passes this gauge.

💧
Thames Water · into N/A · 330 m away in a straight line · discharges into a tidal reach, where the water moves both ways
4 spills · 5 hours in 2025
Not discharging now · last
💧
Thames Water · into River Thames Tidal · 550 m away in a straight line · discharges to the sea, an estuary or tidal water
17 spills · 203 hours in 2025
Not discharging now · last
💧
Thames Water · into River Thames · 1.1 km away in a straight line · discharges into a tidal reach, where the water moves both ways
8 spills · 18 hours in 2024
No live feed for this overflow
💧
Thames Water · into Tidal Thames · 1.3 km away in a straight line · discharges to the sea, an estuary or tidal water
0 spills · 0 hours in 2025
No live feed for this overflow
💧
Thames Water · into Tidal River Thames · 3.3 km away in a straight line · discharges to the sea, an estuary or tidal water
0 spills · 0 hours in 2025
Not discharging now
💧
Thames Water · into River Brent · 4.1 km away in a straight line · its watercourse is not on the river map
0 spills · 0 hours in 2025
Not discharging now · last
💧
Thames Water · into Thames ( Tidal ) · 5.7 km away in a straight line · discharges to the sea, an estuary or tidal water
1 spill · 11 hours in 2025
Not discharging now · last

6 other overflows within 6 km are downstream of this gauge or on another branch of the river network, so they are not listed.

These are the water companies' monitor statuses; a spill does not by itself explain a change in the gauge level. River connections and distances are traced on OS Open Rivers (edition 2026-04), which leaves out many small channels. Explore the sewage map →

Contains OS data © Crown copyright and database rights 2026.

Rainfall & Weather

Loading rainfall and weather data...

Flood history near this gauge

Official Environment Agency warnings issued since 2009 for the 7 flood areas linked to this gauge (nearest 0.6 km away).

0flood warnings 70flood alerts

Most recent flood alert: 21 Feb 2026 — Tidal River Crane

Year by year
YearWarningsAlerts
2026 0 4
2025 0 1
2024 0 18
2023 0 7
2022 0 2
2021 0 4
2020 0 7
2019 0 2
2018 0 3
2017 0 1
2016 0 5
2015 0 2
2014 0 4
2013 0 4
2012 0 1
2010 0 2
2009 0 3

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 Richmond flood history.

Flood areas linked to this gauge

Flood warnings and alerts are issued for whole areas. These are the 7 areas linked to this gauge, nearest first.

Frequently asked questions

Is the Thames Tideway at Richmond flooding today?

The latest recorded level is 3.88m. Compare it with the recent history on the chart above to judge whether levels are unusually high.

How often is this river level data updated?

Readings are supplied by the Environment Agency gauge. FloodRadar checks for updates roughly every 15 minutes; the timestamp above shows how recent the latest available reading is.

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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:

Check any UK postcode’s flood risk →

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