Flood Alert Issued for Groundwater Flooding in Deane and Ashe, North Hampshire

Source: Environment Agency · North Hampshire

This alert is no longer in effect.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 Deane and Ashe as rising groundwater levels threaten cellars and septic tank operations starting February 19.

Read this weather record in 30 seconds

Record type
Flood Alert
Affected area
North Hampshire
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 North Hampshire.

Alert Details

The Environment Agency has issued a flood alert for the Solent and South Downs area due to rising groundwater levels. The alert (ID: 065FAG001) indicates that flooding is possible starting February 19, 2026, following a significantly wet start to the year.

Affected Areas

The geographic scope of this alert is focused on Deane and Ashe in North Hampshire. The Environment Agency notes that the River Test will be flowing in these specific locations.

What You Should Do

Residents in the warning area are advised to take the following precautions:

  • Prepare property resilience measures immediately.
  • Ensure that all installed pumps, including those used to reduce water levels, are in proper working order.
  • Monitor septic tanks, as high groundwater levels may prevent them from operating effectively.

Expected Conditions

Up to 20mm of rain is forecast to affect Hampshire today, February 18, 2026. While only small amounts of rain are forecast from Thursday, February 19, through Sunday, February 22, groundwater levels are expected to continue rising throughout the remainder of February. These conditions may lead to cellar flooding in Deane within the next two weeks.

Timeline

The alert is effective starting February 19, 2026. The Environment Agency is closely monitoring the situation and will provide an update by 6:00 PM on February 25, 2026, or sooner if conditions change.

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 Deane and Ashe as rising groundwater levels threaten cellars and septic tank operations starting February 19.
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 North Hampshire. 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.