Environment Agency monitoring station
Panshanger
River Mimram · Tewin · Mimram catchment
EA station reference
4790TH
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 Mimram
- Catchment
- Mimram
- Nearest named place
- Tewin
- EA opening date
- 1 January 1981
- Coordinates
- 51.80342, -0.14127
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 Lee at Hertford and Ware including Stanstead AbbottsDesignated warning area · EA ref 062FWF46Hertford
- River Lee at Hertford including Lemsford, Hatfield, Ware and Stanstead AbbottsDesignated alert area · EA ref 062WAF46MidLee
- The River Mimram from Tewin to Hertford including HertingfordburyDesignated warning area · EA ref 062FWF47Tewin
- The River Mimram at Whitwell, Welwyn, Tewin, Hertingfordbury and HertfordDesignated alert area · EA ref 062WAF47Mimram
- The River Rib at Wadesmill to HertfordDesignated warning area · EA ref 062FWF49Wadesmil
- The Stevenage Brook at Stevenage including Hooks CrossDesignated warning area · EA ref 062FWF48Stevenag
- The River Beane at HertfordDesignated warning area · EA ref 062FWF48BeanHert
- The Dane End tributary at Dane End including SacombeDesignated warning area · EA ref 062FWF48DaneEnd
- The River Mimram at Welwyn including Welwyn Garden City and DigswellDesignated warning area · EA ref 062FWF47Welwyn
- River Lee from Lemsford to Hertford including Welwyn Garden City, Hatfield and Mill GreenDesignated warning area · EA ref 062FWF46Lemsford
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.