Flood Alert Issued for Groundwater in West Dean, Singleton, and Surrounding West Sussex Areas

Source: Environment Agency · West Sussex

This alert is no longer in effect.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 groundwater in West Sussex, affecting West Dean, Singleton, Charlton, East Dean, and Chilgrove as water levels remain high.

Read this weather record in 30 seconds

Record type
Flood Alert
Affected area
West Sussex
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 West Sussex.

Alert Details

The Environment Agency has issued a flood alert for groundwater in the Solent and South Downs area. The alert, identified by code 065FAG016, was raised on March 13, 2026, at 10:31 AM. While groundwater levels are currently high, they are reported to be falling.

Affected Areas

The alert specifically covers groundwater flooding in the following West Sussex locations:

  • West Dean
  • Singleton
  • Charlton
  • East Dean
  • Chilgrove

What You Should Do

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

  • Road Safety: Take care on roads that flood, particularly in Chilgrove, West Dean, Singleton, and East Dean.
  • Equipment Maintenance: Ensure that water pumps are in working order.
  • Property Monitoring: Be aware that groundwater may appear in a small number of basements.

Expected Conditions

Groundwater is currently very close to the surface. Expected impacts include:

  • Springs continuing to appear and water accumulating in fields.
  • Small amounts of water flowing down roads.
  • Potential disruption to the sewage network's ability to operate in East Dean, Charlton, Singleton, and West Dean.
  • Groundwater levels at both Chilgrove and East Dean boreholes are expected to continue to fall.

Timeline

The alert is effective as of March 13, 2026. Only showers or small amounts of rain are forecast over the next five days through Tuesday, March 17, 2026. While groundwater is expected to fall throughout March, flood impacts may not reduce until April. If persistent or exceptional rainfall occurs in late March, impacts may remain for longer. The Environment Agency will update this alert by 18:00 on March 17, 2026.

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 groundwater in West Sussex, affecting West Dean, Singleton, Charlton, East Dean, and Chilgrove as water levels remain high.
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 "low" severity. No immediate action required, but stay aware.
What area is affected?
This alert affects West Sussex. 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.