Flood Alert Issued for Upper River Chelmer in Essex Between Thaxted and Chelmsford

Alert Details

The Environment Agency has issued a flood alert (Severity Level 3) for the upper River Chelmer. This alert indicates that flooding is possible and residents should remain vigilant as river levels respond to recent weather conditions.

Affected Areas

The alert specifically covers the geographic region of East Anglia within the county of Essex. Areas most at risk include low-lying roads and riverside areas along the River Chelmer between Thaxted and Chelmsford. The town of Great Dunmow is specifically identified within the affected zone.

What You Should Do

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

• Take care when traveling near riverside areas.
• Avoid walking, cycling, or driving through flood water.
• Monitor local weather reports and river level updates.

Expected Conditions

River levels are currently rising due to recent rainfall in the catchment area. The primary hazard is the potential for water to overtop banks in low-lying areas and onto roads adjacent to the river. The Environment Agency is actively monitoring rainfall and river levels to assess the ongoing risk.

Timeline

The alert became effective on the morning of February 16, 2026. Officials have stated that this message will be updated by 5:00 PM on February 16, 2026, or sooner if the situation changes significantly.