Full Breakdown
Beavers Reintroduced to Ealing’s Paradise Fields Stop Decades-Long Flooding
6/15/2026, 11:09:53 PM
Beaver Reintroduction Halts Flooding in Ealing
In October 2023, five beavers were released into Paradise Fields in the Greenford area of the London Borough of Ealing. Within a year the animals built a network of at least five dams, slowing water flow and turning the park into a natural sponge. During the 2024 rainy season the nearby Central Line station and surrounding streets remained dry, marking the first flood-free year since the 1970s.
Historical Flooding and Past Interventions
Since the 1970s the Brent River corridor through northwest London has suffered repeated inundation, disrupting homes, schools and transport. Ealing Council previously attempted large-scale engineering fixes, including straightening and concreting the river channel, but these measures failed to prevent flooding during extreme rainfall events.
Key Actors
- Seniz Mustafa, Urban Beaver Officer, Ealing Council
- Dominic Moffitt, Ealing Council cabinet member for climate action
- Sir David Attenborough, naturalist featured in a BBC documentary on the project
- Sadiq Khan, Mayor of London, public supporter of the reintroduction
- Ealing Council, local authority overseeing the initiative
Timeline of the Project
- 1970s-2022: Chronic flooding; conventional flood defenses installed.
- October 2023: Five beavers released at Paradise Fields.
- Early 2024: Dams constructed; community reports flood-free conditions.
- 2024 – 2028: Planned expansion to Croydon; Enfield pilot already active since 2023.
Project Scale and Outcomes
- Beavers: At least eight individuals now present, including the mother “Willow” and her kits.
- Dams: Minimum of five earthen structures created across the park.
- Flood mitigation: No recorded flooding at the Central Line station or downstream residential streets during 2024’s record rainfall.
- Biodiversity: Return of fish, insects, birds, bats and amphibians; improved water quality from increased sunlight on the Brent River.
Environmental and Community Benefits
The beaver-driven wetlands store large water volumes, reducing peak flow and lowering flood risk. Enhanced habitats support a richer food web, contributing to climate-resilience goals. Residents report restored confidence in daily travel and property safety.
Official Statements & Responses
Ealing Council highlighted the failure of previous engineering works and praised the beavers as a cost-effective, nature-based solution. Climate-action lead Dominic Moffitt emphasized the project’s role in addressing climate-change challenges. The mayor’s office described the beavers as integral to London’s ecological infrastructure.
Critics and Opposition
Initial opposition questioned the suitability of reintroducing a large, semi-aquatic mammal into an urban setting. Mayor Sadiq Khan’s spokesperson noted that the project “proved critics wrong” after flood-free outcomes were observed.
Community Reaction
Local residents described themselves as “so happy” with the beavers’ arrival, and thousands visited Paradise Fields to watch the animals at work. The project has become a focal point for community pride and environmental education.
Conflicting Reports & Gaps
All sources agree on the number of beavers, dams and the absence of flooding in 2024; no contradictory data were identified.
Verbatim Quotes
- “The community of Greenford was greatly affected by [flooding], and 2024 was the first year the local area didn’t flood. It’s not just people trying to get to the Tube, but it’s people in their houses, going to work, going to school, trying to drive their car, so it’s had such a direct impact,” — Seniz Mustafa, Urban Beaver Officer
- “The whole wetland has been brought back to life, and it can now retain a lot more water. Incredibly, for the first time in a decade, residential areas downstream have been flood-free.” — Sir David Attenborough, naturalist
What’s Next
Building on Ealing’s success, the council plans a second urban beaver project in Croydon, slated for 2028, while the Enfield pilot continues to expand. These initiatives aim to replicate the flood-mitigation and ecological gains demonstrated at Paradise Fields.
