Find river, sea, groundwater and rainfall levels
| Measuring station | 1 hour | 6 hours | 24 hours |
|---|---|---|---|
| Measuring station | Height | Trend | State |
| River Thames at Romney Lock - Downstream Latest at 10:15am on 17 May | 3.06m | rising | NORMAL |
| River Thames at Romney Lock Latest at 10:15am on 17 May | 0.20m | rising | NORMAL |
| River Thames at Windsor Park Latest at 10:15am on 17 May | 3.41m | falling | NORMAL |
| Ham Island rain gauge Totals up to 10:15am on 17 May | 0mm | 0mm | 0.1mm |
| River Thames at Old Windsor Lock - Downstream Latest at 10:15am on 17 May | 2.99m | steady | NORMAL |
| River Thames at Old Windsor Lock Latest at 10:15am on 17 May | 0.26m | steady | NORMAL |
| Bray borehole Latest at 10:15am on 17 May | 18.50m | falling | NORMAL |
| River Thames at Bray Lock Latest at 10:15am on 17 May | 0.18m | steady | NORMAL |
| River Thames at Bray Lock - Downstream Latest at 10:15am on 17 May | 2.72m | steady | NORMAL |
| Colne Brook at Horton Mill Latest at 10:15am on 17 May | 0.14m | steady | NORMAL |
| The Cut at The Binghams Latest at 10:15am on 17 May | 1.02m | steady | NORMAL |
| Colne Brook at Hythe End Latest at 10:15am on 17 May | 0.76m | steady | NORMAL |
| River Thames at Bell Weir - Downstream Latest at 10:15am on 17 May | 2.74m | steady | NORMAL |
| River Thames at Bell Weir Latest at 10:15am on 17 May | 0.22m | falling | NORMAL |
| River Thames at Maidenhead Latest at 10:15am on 17 May | 2.37m | falling | NORMAL |
| Jubilee River at Taplow Latest at 10:15am on 17 May | 1.68m | falling | NORMAL |
| Wraysbury River at Staines Moor Latest at 10:15am on 17 May | 0.30m | steady | NORMAL |
| Wraysbury River at Staines Moor - Downstream Latest at 10:15am on 17 May | 0.28m | steady | NORMAL |
| Poyle Channel at Poyle Latest at 10:15am on 17 May | 1.60m | steady | NORMAL |
| Poyle Channel at Poyle - Downstream Latest at 10:15am on 17 May | 0.68m | steady | NORMAL |
| River Thames at Boulters Lock - Downstream Latest at 10:15am on 17 May | 2.61m | falling | NORMAL |
| River Thames at Boulters Lock Latest at 10:15am on 17 May | 0.15m | falling | NORMAL |
| Maidenhead Ditch at Raymill Road Latest at 10:15am on 17 May | 0.16m | steady | LOW |
| River Colne at Stanwell Mill Latest at 10:15am on 17 May | 0.58m | steady | NORMAL |
| River Ash at Staines Ash Latest at 10:15am on 17 May | 0.05m | steady | LOW |
| Wraysbury River at Pound Mill, Staines Latest at 10:15am on 17 May | 0.30m | steady | NORMAL |
| Wraysbury River at Pound Mill, Staines - Downstream Latest at 10:15am on 17 May | 0.00m | steady | NORMAL |
| River Colne at Staines Trading Estate Latest at 10:15am on 17 May | 1.41m | steady | NORMAL |
| River Thames at Staines Latest at 10:15am on 17 May | 2.89m | rising | NORMAL |
| The Cut at Warfield Latest at 10:15am on 17 May | 1.74m | steady | NORMAL |
| River Bourne at Trumps Green Latest at 10:15am on 17 May | 0.73m | steady | NORMAL |
| River Bourne at Chertsey Bourne Latest at 10:15am on 17 May | 0.61m | steady | NORMAL |
| River Colne at Farlows Bridge Latest at 10:15am on 17 May | 0.78m | steady | NORMAL |
| River Ash at Knowle Green Latest at 10:15am on 17 May | 0.41m | steady | NORMAL |
| River Colne at Thorney Mill Road, West Drayton (temporary) Latest at 3:00am on 17 May | 0.45m | steady | NORMAL |
| River Colne at West Drayton Latest at 10:15am on 17 May | 0.53m | steady | NORMAL |
| Bracknell rain gauge Totals up to 10:15am on 17 May | 0mm | 0.1mm | 2.1mm |
| Meadlake Ditch at Norlands Lane Data not available | n/a | n/a | n/a |
| River Thames at Cookham Lock - Downstream Latest at 10:15am on 17 May | 2.87m | steady | NORMAL |
| River Thames at Cookham Lock Latest at 10:15am on 17 May | 0.14m | rising | NORMAL |
| Chertsey rain gauge Totals up to 10:15am on 17 May | 0mm | 0mm | 0.1mm |
| Frays River at Yiewsley Latest at 10:15am on 17 May | 0.82m | steady | NORMAL |
| The Cut at Binfield Latest at 10:15am on 17 May | 0.18m | steady | NORMAL |
| River Thames at Penton Hook - Downstream Latest at 10:15am on 17 May | 2.97m | steady | NORMAL |
| River Thames at Penton Hook Latest at 10:15am on 17 May | 0.26m | steady | NORMAL |
| River Colne at Iver, Clisbys Bridge Latest at 10:15am on 17 May | 0.59m | steady | NORMAL |
| River Pinn at Uxbridge, Philpots Bridge Latest at 10:15am on 17 May | 0.79m | steady | NORMAL |
| River Wye at Bourne End Wye Latest at 10:15am on 17 May | 0.28m | steady | NORMAL |
| Heathrow Airport rain gauge Totals up to 10:15am on 17 May | 0mm | 0mm | 0.2mm |
| River Pinn at Uxbridge Latest at 10:15am on 17 May | 0.06m | steady | NORMAL |
| River Bourne at Guildford Street Latest at 10:15am on 17 May | 0.50m | steady | NORMAL |
| Frays River at Uxbridge, Fountains Mill Latest at 10:15am on 17 May | 0.64m | steady | NORMAL |
| River Bourne at Free Prae Road Latest at 10:15am on 17 May | 1.09m | rising | NORMAL |
| Windle Brook at Bagshot Latest at 10:15am on 17 May | 0.62m | steady | NORMAL |
| River Thames at Chertsey Lock Latest at 10:15am on 17 May | 0.20m | steady | NORMAL |
| River Thames at Chertsey Lock - Downstream Latest at 10:15am on 17 May | 2.88m | rising | NORMAL |
| River Colne at Willowbank Latest at 10:15am on 17 May | 1.03m | falling | NORMAL |
| River Colne at Willowbank - Downstream Latest at 10:15am on 17 May | 0.81m | steady | NORMAL |
| River Pinn at Uxbridge, Hercies Road Latest at 10:15am on 17 May | 0.83m | rising | NORMAL |
| River Misbourne at Denham Lodge Latest at 10:15am on 17 May | 0.21m | steady | NORMAL |
| Mill Bourne at Millbourne Bridge Latest at 3:00am on 17 May | 0.94m | falling | NORMAL |
| River Colne at Denham Colne Latest at 10:15am on 17 May | 0.27m | steady | NORMAL |
| River Thames at Marlow Lock Latest at 10:00am on 17 May | 0.12m | steady | NORMAL |
| River Thames at Marlow Lock - Downstream Latest at 3:00am on 17 May | 2.38m | steady | NORMAL |
| River Bourne at Grants Bridge Latest at 11:00pm on 16 May | 0.36m | falling | NORMAL |
| Chobham rain gauge Totals up to 10:15am on 17 May | 0.1mm | 0.1mm | 0.3mm |
| River Thames at Hurley Lock Latest at 10:15am on 17 May | 0.08m | steady | NORMAL |
| River Thames at Hurley Lock - Downstream Latest at 10:15am on 17 May | 1.98m | falling | NORMAL |
| River Bourne at Addlestone Latest at 10:15am on 17 May | 0.38m | steady | NORMAL |
| River Thames at Shepperton Lock - Downstream Latest at 10:15am on 17 May | 2.98m | steady | NORMAL |
| River Thames at Shepperton Lock Latest at 10:15am on 17 May | 0.26m | falling | NORMAL |
| River Pinn at Ickenham, Swakeleys Road Latest at 10:15am on 17 May | 0.64m | steady | NORMAL |
| River Wey at Weybridge Latest at 10:15am on 17 May | 0.96m | steady | LOW |
| Yeading Brook at Hillingdon, Charville Lane Latest at 10:15am on 17 May | 0.50m | steady | NORMAL |
| Yeading Brook at Hillingdon, Gutteridge Wood Latest at 10:15am on 17 May | 0.29m | steady | NORMAL |
| Emm Brook at Wokingham Latest at 10:15am on 17 May | 0.50m | steady | NORMAL |
| Northolt rain gauge Totals up to 1:45pm on 12 May | 0mm | 0mm | 0mm |
| River Thames at Sunbury Lock - Downstream Latest at 10:15am on 17 May | 2.66m | steady | NORMAL |
| River Thames at Sunbury Lock Latest at 10:15am on 17 May | 0.73m | rising | HIGH |
| River Thames at Walton Latest at 10:15am on 17 May | 3.42m | steady | NORMAL |
| Cannon Brook at Howletts Lane, Ruislip Latest at 11:00am on 16 May | 0.21m | steady | NORMAL |
| River Pinn at Ruislip Latest at 10:15am on 17 May | 0.18m | steady | NORMAL |
| River Wey at Brooklands Latest at 3:00am on 17 May | 0.66m | falling | NORMAL |
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