Flood Alert Issued for Lambourn Valley Catchment in Oxfordshire and West Berkshire
This alert is no longer in effect.
Environment Agency issued it on April 6, 2026, 4 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this Environment Agency flood warning directly from Environment Agency's official public data feed. See our methodology for full source attribution and refresh cadence.
The Environment Agency has issued a flood alert for the Lambourn Valley due to high groundwater levels, warning that flooding is possible for several weeks.
Read this weather record in 30 seconds
- Record type
- Flood Alert
- Affected area
- Oxfordshire and West Berkshire
- Issued
- April 6, 2026
- Issuing authority
- Environment Agency
Flood notices turn on location and timing. Treat the named area as this record's scope; do not assume nearby counties, parishes, or waterways were included.
Record status: historical. It was issued 4 months ago; use the issuing agency's live warning service for current conditions in Oxfordshire and West Berkshire.
Alert Details
The Environment Agency has issued a Flood Alert (Severity Level 3) for the Lambourn Valley catchment. The alert was officially raised at 12:28 PM on February 17, 2026, due to rising groundwater levels.
Affected Areas
The geographic scope of this alert includes the Lambourn Valley catchment area, specifically impacting regions within Oxfordshire and West Berkshire. High groundwater levels have been specifically identified at the Longacre borehole.
What You Should Do
Residents in the warning area are advised to prepare property resilience measures and verify that any installed pumps are in good working order. Commuters should take particular care when driving through flood water for their own safety and to prevent creating waves that could lead to the flooding of nearby properties.
Expected Conditions
Groundwater levels are currently high and are expected to remain elevated over the next few weeks. The Environment Agency indicates that levels will remain sensitive to any further sustained rainfall. Due to the specific nature of groundwater flooding, these conditions could continue for several weeks or longer.
Timeline
The alert was issued on February 17, 2026, and is expected to remain in effect for several weeks. The Environment Agency will provide an update on the situation by 12:00 PM on February 24, 2026, or sooner if conditions change.
Original source: Environment Agency Official Notice ↗
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