Flood Alert Issued for Mid Bristol Avon Area in Wiltshire and Somerset

Source: Environment Agency · Wiltshire and Somerset

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The Environment Agency has issued a flood alert for the Mid Bristol Avon area, warning of potential flooding on roads and low-lying land between Melksham and Bathford.

What this Environment Agency flood warning tells you, and what most readers miss

This notice was issued by Environment Agency on February 20, 2026 and geographically references Wiltshire and Somerset. Its severity classification of "medium" signals how the issuing agency weighs the risk of harm if no action is taken — "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to — Flood Warnings — determines the regulatory framework behind it, which shapes what remedies (refunds, replacements, recalls, evacuations) are available to affected individuals and who holds statutory responsibility for enforcement.

Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to read it as a data point about the issuing system: how quickly Environment Agency detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action — a single localized Environment Agency flood warning is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.

For decision-making, Areazine pairs each alert with the original agency URL, the full agency name, and a timestamp so you can verify the notice against the primary source before acting on it. Tags on this item (weather, alert, Flood Alert, Wessex) map to related alerts in the same area of risk — browsing them together gives a clearer picture than any single notice alone, because the shape of an ongoing issue only becomes visible across multiple sequential alerts.

Alert Details

The Environment Agency has issued a Flood Alert for the Mid Bristol Avon area. This alert was raised at 11:54 AM on February 17, 2026, due to high river levels on the Bristol River Avon. The alert indicates that flooding is possible and residents should remain vigilant.

Affected Areas

The alert covers the Mid Bristol Avon area within the Wessex region, specifically impacting the following locations:

  • Counties: Bath and North East Somerset, and Wiltshire.
  • Specific Geography: Flooding of roads and low-lying land is possible, particularly in the stretch between Melksham and Bathford.
  • Watercourses: The Bristol River Avon, including the Semington Brook at Semington and the river at Bradford-on-Avon.

What You Should Do

Residents and travelers in the affected areas are advised to take the following precautions:

  • Avoid using low-lying footpaths near watercourses.
  • Do not use bridges located near local rivers or brooks.
  • Be aware that the flood gates at Holt Road may be closed to manage water levels.
  • Monitor local weather updates and river level reports.

Expected Conditions

Currently, river levels on the Semington Brook at Semington and the Mid Bristol Avon at Bradford-on-Avon are falling. However, high river levels remain a concern for roads and low-lying land. Forecasted rainfall on Wednesday may cause river levels to increase again, potentially worsening conditions.

Timeline

The alert is effective as of February 17, 2026, with flooding possibilities extending throughout the week. The Environment Agency is closely monitoring the situation and will provide an updated message by 12:00 PM on February 18, 2026, or sooner if conditions change significantly.

Original source: Environment Agency Official Notice ↗

All Flood Warnings →

Frequently Asked Questions

Common questions about this Environment Agency flood warning.

What is this Environment Agency flood warning about?
The Environment Agency has issued a flood alert for the Mid Bristol Avon area, warning of potential flooding on roads and low-lying land between Melksham and Bathford.
Which agency issued this alert?
This alert was issued by Environment Agency. The original notice is available at the source link at the bottom of this article.
How severe is this alert?
This alert is classified as "medium" severity. Stay informed and follow agency guidance.
What area is affected?
This alert affects Wiltshire and Somerset. Check with Environment Agency for the most current geographic scope.
Where can I find more Flood Warnings updates?
Browse the full Flood Warnings feed on Areazine at areazine.com/uk/floods/ for the latest updates from Environment Agency and other agencies.