Environment Agency monitoring station
Marlow Lock
River Thames · Marlow · Thames from Hurley to Teddington catchment
EA station reference
2499TH
Live measurement feed
Water level over the last seven days
Readings show measured change at this instrument. A station reading is not a flood warning and, without an official threshold, does not prove that the river is safe or dangerous.
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Station location
Blue point = monitoring instrument, not a reported flood.
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About this station
- Monitors
- River Thames
- Catchment
- Thames from Hurley to Teddington
- Nearest named place
- Marlow
- EA opening date
- 12 February 2002
- Coordinates
- 51.56738, -0.76918
Nearby designated monitoring areas
Directory areas whose reference point is within approximately 10 km. Proximity does not mean this station controls that area or that a warning is active.
- River Thames at Cookham including Cookham Lock, Cookham Village and East Cookham RiseDesignated warning area · EA ref 061FWF23Cookham
- River Thames from Hurley to Cookham including Harleyford, Bisham, Marlow and Bourne EndDesignated alert area · EA ref 061WAF23Hurley
- River Thames from Henley down to Medmenham including Remenham and Mill EndDesignated warning area · EA ref 061FWF23HenMed
- River Thames for Henley, Remenham and Medmenham; including Middle and Lower Assendon on the Assendon Stream, and Skirmett and Hambleden on the Hambledon BrookDesignated alert area · EA ref 061WAF23HenMed
- River Thames from All Saints Church, Bisham to Little Marlow including Marlow Bridge Lane and Quarry Wood Road areas of Bisham as well as the Lock Island, Gossmore areas, Meadow Close and Pike Close, Pound Lane and Garnet Court areas of MarlowDesignated warning area · EA ref 061FWF23XMarlow
- River Wye from West Wycombe down to Cores End including High Wycombe, Loudwater, Wooburn Green and WooburnDesignated warning area · EA ref 061FWF25Wycombe
- River Wye from West Wycombe down to Cores End including The Hughenden StreamDesignated alert area · EA ref 061WAF25Wye
- River Thames at Bourne End including Spade Oak Reach, Cockmarsh and RiversdaleDesignated warning area · EA ref 061FWF23BrneEnd
- Cut at the Binghams including properties around Tithe Barn Drive and Cox Green, BerkshireDesignated warning area · EA ref 061FWF26Binghams
- River Thames around Bisham village, Bisham Abbey, Stoney Ware areas in Bisham, Marlow Bridge, Bream Close, Trout Close and Pound Crescent areas as well as the Thames Industrial Estate and Dedmere, Fieldhouse and Westhorpe Farm areas of MarlowDesignated warning area · EA ref 061FWF23Marlow
Nearby monitoring stations
Use nearby instruments for context, but do not compare absolute station-datum values as if they shared the same baseline.
Source and limits: station directory and readings from the Environment Agency under the Open Government Licence v3.0. API readings can be delayed or unavailable. For warnings and emergency advice, use the official GOV.UK flood service.