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You'll be notified when this gauge is rising more than 0.10 m/hr — a sign of rapidly increasing water levels.
You'll be notified when a new storm-overflow (sewage) discharge starts within ~3 km of this gauge, based on the water companies' near-real-time feeds.
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Not an emergency service — if in danger call 999. Alerts rely on
EA/SEPA/NRW data and are best-efforts. Terms
Rising river levels overnight may lead to flooding.
Flooding is possible on Saturday 24 October and overnight into Sunday morning.
Areas most at risk include low lying land and roads between Melksham and Bathford. The flood gates at Holt Road may be closed.
We are closely monitoring the situation and will issue updates as necessary.
Take care and avoid walking, cycling or driving through flood water.
This message will be updated by 12:00PM on Sunday 25 October or as the situation changes.
Experimental model fusing soil moisture, river flow, groundwater and catchment
character. The shaded band is its 10–90% range, widened so that about 80% of recent outcomes fall inside it.
Under evaluation — not yet promoted, so treat as a second opinion.
In a typical year this gauge reaches its typical high of 0.30 m
on about 42 days.
This year so far: 25 days.
202625 days, 1 of them high · 1 highso far
202529 days, 1 of them high · 1 high
202448 days, 1 of them high · 1 high
202341 days, 2 of them high · 2 high
202251 days, 8 of them high · 8 high
202152 days, 5 of them high · 5 high
202042 days, 4 of them high · 4 highpatchy data
201937 days, 3 of them high · 3 highpatchy data
201832 days, 6 of them high · 6 highpatchy data
201731 days
Counted from each day's highest reading. Days with missing or implausible readings are left out, so a year marked patchy may have run high more often than shown.
The darker part is days above 0.66 m, the level this gauge tops only a few days a year.
Flood history near this gauge
Official Environment Agency warnings issued since 2006 for the 9 flood
areas linked to this gauge (nearest 5.1 km away).
Warnings apply to a whole flood area, not necessarily this exact spot. Years before 2006 aren't covered by the EA's historic record.
See also the Corsham flood history.
Flood areas linked to this gauge
Flood warnings and alerts are issued for whole areas. These are the 9 areas linked to this gauge, nearest first.
The current level is 0.17m, which is within the typical range of 0.10 to 0.30m. Flooding is unlikely at this level.
Is the river level rising or falling at Corsham?
Based on the most recent readings, the level is currently falling slightly. The chart above shows the last 12 hours of measurements by default (up to 7 days), updated roughly every 15 minutes.
What is a normal level for the River Avon at Corsham?
The typical range at this station is 0.10m to 0.30m, based on Environment Agency historical data. Levels above 0.30m are higher than usually seen and may indicate a flood risk.
How often is this river level data updated?
Readings are supplied by the Environment Agency gauge. FloodRadar checks for updates roughly every 15 minutes; the timestamp above shows how recent the latest available reading is.
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📮 Flood risk by postcode near this gauge
Postcodes within 5 km with properties in the Environment Agency’s rivers-and-sea flood-risk bands:
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