Home / Disasters and Accidents / Quarry Blast Unleashes Flood, Homes Evacuated
Quarry Blast Unleashes Flood, Homes Evacuated
31 Jul
Summary
- A planned quarry blast caused significant flooding, forcing evacuations.
- Residents reported the blast felt like a bomb or multiple earthquakes.
- Investigations are underway by police and the HSE.

A planned blast at the Taff's Well quarry has led to severe flooding, prompting emergency services to respond and causing road closures around Gwaelod-y-Garth, near Cardiff. Approximately 15 properties were affected, with 13 homes evacuated due to the significant water surge down the hillside.
Residents expressed shock and fear, describing the blast on Friday as exceptionally powerful, with some reporting their houses shook violently and others comparing the sensation to multiple earthquakes. This incident has intensified calls from residents for the quarry to cease operations permanently.
The Health and Safety Executive (HSE) and South Wales Police have initiated investigations into the event. The quarry's owner, Breedon Group, has pledged full cooperation with authorities and committed to its own inquiry.
Clean-up operations are ongoing, but significant damage to roads and property has been reported, with ongoing safety concerns regarding embankments. Authorities have advised the public to avoid watercourses due to potential pollution. Local and Welsh government representatives are engaged, addressing constituents' anxieties about quarrying impacts.