Environment Agency monitoring station
City Mill
River Itchen · Winchester · Test and Itchen catchment
EA station reference
E12450
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.
Requesting the latest EA readings…
Station location
Blue point = monitoring instrument, not a reported flood.
Loading map…
About this station
- Monitors
- River Itchen
- Catchment
- Test and Itchen
- Nearest named place
- Winchester
- EA opening date
- 1 January 2001
- Coordinates
- 51.06126, -1.30787
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 Itchen and tributaries from Headbourne Worthy to OtterbourneDesignated alert area · EA ref 065WAF121
- Winchester City Centre, from Riverside Park to Wharf Mill, on the River ItchenDesignated warning area · EA ref 065FWF3405
- Areas at risk of groundwater flooding in Twyford and Hensting in HampshireDesignated alert area · EA ref 065FAG011
- Communities at risk of groundwater flooding in Littleton, Headbourne Worthy, Kings Worthy, Martyr Worthy, Easton and ChillandDesignated alert area · EA ref 065FAG007
- River Itchen and tributaries from Otterbourne to WoodmillDesignated alert area · EA ref 065WAF122
- Alresford on the River ArleDesignated warning area · EA ref 065FWF3403
- River Itchen from Hinton Ampner to Abbots Worthy, including the River Alre, and the Candover StreamDesignated alert area · EA ref 065WAF120
- Cheriton on the Cheriton StreamDesignated warning area · EA ref 065FWF3401
- Ovington, Itchen Abbas, and Abbots Worthy on the Upper ItchenDesignated warning area · EA ref 065FWF3404
- Areas at risk of groundwater flooding in Hursley in HampshireDesignated alert area · EA ref 065FAG006
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.