25 June 2024

Minnesota Partial Dam Failure

June 25th, 2024. Southern Minnesota. Rapidan Dam partially failed with water eroding the left abutment during a flood event . The dam was built in 1910 for hydroelectricity by impounding the Blue Earth River, but ceased energy production in 2019 following flood damage. Ice damage also occurred in 2020. The 87 ft (26.5 metres) high dam dam has a catchment of 2430 square miles, or 6239 Km2.

23 June 2024

Swiss Flash Floods and Intense Rainfall

June 21st, 2024. Switzerland. Rainfall led to significant flash flood impacts in the Moesa River valley in Switzerland. Official totals show around 100mm of rain within 1 hour around Grono, with unofficial data showing 15mm in five minutes ending at 19:35 at one site. Landslides resulted in fatalities. Part of the A13 road was undermined by erosion. The discharge at Lumino increased from 214m3/s to 594 m3/s in 30 minutes from 19:45, according to Swiss Govt flood warning data. The catchment area to Lumino is 472km2.

21 June 2024

Widespread China Flooding

June 25, 2024. Multiple Chinese provinces have experienced major flood events in the last week. A record flood in Meizhou City led to fatalities. Chinese media estimates the cost in two provinces alone to be of the order of US$650 million.

20 June 2024

Majorca Airport flooded

June 11 2024. Majorca airport was inundated by intense rainfall with event totals of 130mm in around 90 minutes recorded. Intensities reached 144 mm/hr with standing water knee deep around aircraft aprons.