Households in south-east London were then told to boil their water e coli It was found in the show.
People at properties in Brockley have been advised to boil any water they use until the results of tests carried out during visits by Thames Water are returned.
The boil water notice, seen by The Guardian, says: “The samples we recently collected from your drinking water tap were not of the quality we would normally expect.
“We are investigating whether this may be due to a problem with our power supply or whether this is related to your internal pipes or fittings. As a precaution we advise you to boil all water before using it for drinking, brushing teeth, preparing food and providing drinking water to your pets. It is also recommended Bleach faucets and sinks after use.
David Bowen, a resident of one of the affected properties, told The Guardian that he had been informed by Thames Water e coli It was found in his tap water after testing conducted over the weekend. Since Saturday, he has been asked to continue boiling any water he drinks.
Thames Water also tested properties on either side of his house and advised them to boil water while waiting for the results.
However, others in the area say they have been denied requests to be tested.
“The testers refused to perform any tests requested by others,” Bowen added [more vulnerable] neighbor.”
Local Labor MP, Vicky Foxcroft, is aware of this. A spokesperson for her office told The Guardian: “Thames Water says it is engaging with residents and providing them with bottled water during the investigation.”
e coli It can cause serious illness including severe stomach cramps, bloody diarrhea, and vomiting.
Last year, tens of thousands of households in Devon were issued a boil water notice after the Cryptosporidium parasite was found in supplies. Some homes had to boil their water before use for more than a month.
Water industry whistleblowers also recently told this newspaper that the safety of tap water in the UK may be at risk because water companies are unable to use products to clean it, as all laboratories that test and certify chemicals have closed.
A Thames Water spokesman said: “As part of the standard water quality tests we carry out throughout the year, tests were carried out last week at a property with traces of Escherichia coli Found. We also tested surrounding properties and no further traces were found.
“For the affected property – we have issued a boil water notice and are providing the resident with bottled water while investigations are ongoing. Follow-up investigations have indicated this is likely due to contamination of a tap or indoor plumbing system. We are continuing to reach out to customers to provide advice on flushing taps to restore water High quality to the taps.
The Department of Environment, Food and Rural Affairs has been contacted for comment.