As the UK recorded its hottest May temperatures on record, at least 15 people have died while swimming in open water across England and Scotland, according to multiple police and emergency service reports. The latest victims include a 19-year-old man who died after being pulled from Balderton Lake in Nottinghamshire on Thursday, and the body of a man in his 40s found in the River Yare in Norfolk on Saturday. The deaths span at least a dozen locations, from Lancashire to Cornwall, and include victims as young as 12.

15 deaths in two weeks: the May heatwave's grim toll

According to the source report, the 15 individuals who died during swimming in open water represent a tragic cluster linked to the recent heatwave, which saw temperatures reach 35°C in parts of the UK — the highest ever recorded for May. victims include Junior Slater, 12, who died in the River Ribble in Lancashire , and 13-year-old Reco Puttock, found in Leadbeater Dam in West Yorkshire. Police in multiple counties, including Nottinghamshire, Norfolk, and Merseyside, have confirmed the deaths, with many occurring within the same week.

Balderton Lake and the River Yare: two distinct tragedies, one pattern

Nottinghamshire Police said the 19-year-old man was pulled from Balderton Lake at around 2:35 pm on Thursday after he got into difficulty. He was treated at the scene and taken to hospital, but died on Saturday. Chief Inspector Clive Collings told reporters: "This is a tragic incident and our thoughts are solely with this young man's family." Separately, the body of a man in his 40s was recovered from the River Yare near Surlingham, Norfolk, after a large-scale search involving fire, ambulance, air ambulance, coastguard, and other teams. The man had not been seen since Friday. Neither death is believed to involve suspicious circumstances, according to police.

The youngest victims: a 12-year-old and a 13-year-old among the drowned

The source names several teenage boys and girls among the dead, highlighting that the risk is not limited to innexperienced swimmers. junior Slater, 12, died on Tuesday after swimming in the River Ribble. Reco Puttock, 13, was pronounced dead after being found in a dam in Halifax.. Muhammad Secka, 16, died at Rother Valley Country Park, and 15-year-old Chiedza Nyanjowa died after swimming at Formby beach. The deaths of children and teenagers have prompted emergency services to issue urgent warnings about the dangers of open water.

Cold water shock is the silent killer, say emergency services

Group Manager Charlotte Weatherall-Smith of Nottinghamshire Fire and Rescue Service warned: "Even on warm and sunny days, water temperatures can be much colder than they appear, and entering the water can lead to cold water shock , which can be sudden, severe and potentially fatal." The source repeatedly notes that many victims were swimming with friends or family when they got into difficulty. the Royal Life Saving Society UK and other organisations have long campaigned for open water safety education, but the current death toll suggests public awareness remains dangerously low.

What remains unknown: why so many young victims , and how many more close calls?

The report does not detail whether any of the victims had pre-existing health conditions or if there were any warning signs beforehand. It also leaves open the question of how many non-fatal rescues or near-drownings occurred during the same period. While police are investigating each death individually, no official explanation has been provided for the concentration of teenage victims. Additionally, the lack of a named source for some of the earlier deaths means the full geographic and demographic picture remains incomplete. A coroner's report will be prepared for the 19-year-old, but similar reports for other victims have not yet been released.