Some reservoirs in south at critical levels as water companies call for extended restrictions that would affect golf clubs, private schools and car washes

A severe drought has been declared in six areas of England, with some reservoirs at critically low levels, threatening public supplies.

Parts of Devon, Cornwall, Dorset, Somerset, East Sussex and West Sussex have moved into severe drought, and urgent measures are being taken to secure public supplies of water after the UK experienced its hottest summer on record.

Exclusive: Homes demolished along east coast after being deemed too vulnerable to live in, figures reveal

Seaside communities along the east coast of England have lost at least 183 homes to coastal erosion and landslides over the past 16 years, figures obtained by the Guardian reveal.

After councils judged properties across the Yorkshire and East Anglian coasts too vulnerable to remain safely occupied, the homes were proactively demolished.

Exclusive: Firms made more than £340m last year from processing industrial and commercial wastewater at sewage works that are unable to remove many chemical pollutants

Water companies in the UK made more than £340m in revenue last year by pouring billions of litres of industrial and commercial wastewater into sewage treatment works that experts say are not designed to remove most chemicals, leaving pollutants to pass into rivers, seas and farmland.

Water companies in England are required by law to take industrial wastewater and issue permits called “trade-effluent consents” that allow businesses to send it to sewage works, though water companies can refuse applications.