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No official flood warning is active nearby and the closest river stations are within normal ranges.
Updated 2026-10-09 13:01:20 UTC · Official GOV.UK warnings · Flood preparation & help guide
York Castle Mills Sluices is monitored by 1 Environment Agency river level station on the River Foss, in York. Water levels are updated every 15 minutes.
Towns and villages near York Castle Mills Sluices with a page of their own: the homes in a flood risk area there, the nearest river gauges, and recorded floods.
Bishopthorpe · New Earswick · Acaster Malbis · Escrick · Strensall · Appleton Roebuck
Place names: Contains OS data © Crown copyright and database rights 2026. Contains Royal Mail data © Royal Mail copyright and database right 2026. Contains National Statistics data © Crown copyright and database right 2026. Licensed under the Open Government Licence v3.0.
The nearest watercourse on the river map is the River Foss, about 10 m from the middle of York Castle Mills Sluices's gauges. It flows into the River Ouse about 400 m downstream.
A gauge downstream shows water that has already passed this point; one upstream sees it first. Distances along the river are from the point on the River Foss nearest the middle of York Castle Mills Sluices's gauges. From Ordnance Survey’s river map (OS Open Rivers), which leaves out small streams, ditches and culverts, so a nearer one may exist. This describes where water goes on the map; it says nothing about flooding at any address. Contains OS data © Crown copyright and database rights 2026.
York Castle Mills Sluices is monitored by 1 Environment Agency river level station on the River Foss, in York. Water levels are updated every 15 minutes, providing real-time flood monitoring for the area.
The River Foss is monitored by 1 station (York Castle Mills Sluices). Each station records water levels continuously, with data synced to FloodRadar every 5 minutes.
There are 8 Environment Agency flood warning areas within 10km of York Castle Mills Sluices. When the EA issues a flood warning for any of these areas, it will appear on this page. These include: Properties on River Street and on Lower Darnborough Street; Properties on Peckitt Street and along Clifford Street on the higher ends of Lower Friargate, Cumberland Street and King Street; Properties at lower levels on Skeldergate and on Tower Street near Tower Gardens. Properties on Cumberland Street; Properties on the higher side of Skeldergate, on Albion Street, and on the lower ends of Micklegate, Fetter Lane and Buckingham Street.
There are 67 storm overflows within 5km of York Castle Mills Sluices. 1 is currently discharging. Enable "Sewage" on the map above to see their locations.
6 of them, nearest first, with their own page of live status and past discharges:
If flooding is forecast in York Castle Mills Sluices, call Floodline on 0345 988 1188 for the latest information. Move valuables upstairs, turn off gas and electricity if safe to do so, and avoid walking or driving through flood water. Sign up for flood warnings on any station page above to receive email alerts when water levels rise. For emergency numbers, a preparation checklist and insurance guidance, see our flood help & preparation guide.
York Castle Mills Sluices gets about 642 mm of rain a year on average (wettest month June, 66 mm; driest February, 41 mm). That is 45% drier than the UK as a whole, which averages 1,163 mm a year. See the rain gauges →
A thirty-year average for the area, not a forecast and not a flood risk on its own. Source: Met Office HadUK-Grid 1991–2020 (5 km grid), 2.3 km away. Average rainfall: HadUK-Grid v1.3.2, Met Office. Contains public sector information licensed under the Open Government Licence v3.0.
Floods whose mapped extent (EA Recorded Flood Outlines) reached within ~5 km of the town centre — most recent first. These are records of mapped extents, not a full list of floods. See them on the map →
Records, not floods: no outline on the record is not evidence a place has not flooded.
Current verdict: Normal. No official flood warning is active nearby and the closest river stations are within normal ranges.
York Castle Mills Sluices has river level monitoring on River Foss — 1 monitoring station in total.
Use the GOV.UK Check for Flooding service (check-for-flooding.service.gov.uk) or call Floodline on 0345 988 1188 (24 hours). You can also set up free FloodRadar email or browser alerts from any station page above.
Follow official advice: move valuables and vehicles to safety, never walk or drive through flood water, turn off gas and electricity if safe, and check on vulnerable neighbours. See our flood preparation guide at floodradar.co.uk/flood-help.
Yes — the Environment Agency's Recorded Flood Outlines dataset shows 62 recorded flood extents around the town centre since 1703, most recently in 1982. That is a count of mapped extents, not of separate floods. Records, not floods: no outline on the record is not evidence a place has not flooded. See the flood history link below.
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