Environment Agency monitoring station
Grendon Underwood
River Ray · Grendon Underwood · Cherwell Thame and Wye catchment
EA station reference
1471TH
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 Ray
- Catchment
- Cherwell Thame and Wye
- Nearest named place
- Grendon Underwood
- EA opening date
- 1 January 1986
- Coordinates
- 51.88449, -1.01285
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 Ray and its tributaries from Shipton Lee to Islip, including Ludgershall, Blackthorn and MurcottDesignated alert area · EA ref 061WAF14RayOxon
- River Ray from the Heath Bridge area to and including the Otmoor BasinDesignated warning area · EA ref 061FWF14Murcott
- The Bure and Back Brook north of Bicester Village at Hanover Gardens, the Causeway and Priory LaneDesignated warning area · EA ref 061FWF14Bicester
- River Great Ouse from Brackley to Thornborough, including Padbury BrookDesignated alert area · EA ref 052WAFUOBT
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.