Environment Agency monitoring station
Hemel Hempstead, Old Fishery Lane
River Bulbourne · Hemel Hempstead · Colne (Upper) catchment
EA station reference
2844TH
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 Bulbourne
- Catchment
- Colne (Upper)
- Nearest named place
- Hemel Hempstead
- EA opening date
- 1 January 1985
- Coordinates
- 51.74467, -0.49654
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.
- The River Ver at Markyate, Redbourn and St. AlbansDesignated alert area · EA ref 062WAF28Ver
- The River Bulbourne at Boxmoor, Hemel HempsteadDesignated warning area · EA ref 062FWF28Boxmoor
- The River Gade and Bulbourne at Boxmoor, Hemel Hempstead, Frogmore End, Kings Langley and CroxleyDesignated alert area · EA ref 062WAF28GadeBulb
- The River Gade at Hemel HempsteadDesignated warning area · EA ref 062FWF28Hemel
- The River Gade at Kings Langley and Croxley, including Abbots LangleyDesignated warning area · EA ref 062FWF28KingsLan
- Areas at risk of groundwater flooding in and around CheshamDesignated alert area · EA ref 062FAGCheshamGW
- The River Chess at Chesham, Chenies and LoudwaterDesignated alert area · EA ref 062WAF28Chess
- The River Chess at CheshamDesignated warning area · EA ref 062FWF28Chesham
- The River Gade at Frogmore End including Apsley and Bennets End, Hemel HempsteadDesignated warning area · EA ref 062FWF28Frogmore
- Areas at risk of groundwater flooding around Flamstead, including Trowley Bottom and Lower Sawpit WoodDesignated alert area · EA ref 062FAGFlamstdGW
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.