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Why is sewage pumped into rivers and the sea? Why is sewage pumped into rivers and the sea?
(6 days later)
The UK's largest water company, Thames Water, is under pressure and trying to secure extra funding. The government says it is ready to act in a worst case scenario, if the company collapses. The UK's largest water company, Thames Water, has been fined £3.3m for pumping millions of litres of raw sewage into two rivers in 2017.
The company's boss has stepped down, weeks after giving up her bonus. A number of water firms have been widely criticised over raw sewage discharges.
There has been widespread criticism of Thames Water and other water firms over discharges of raw sewage into rivers and the sea.
Why is sewage pumped into the sea and rivers?Why is sewage pumped into the sea and rivers?
Most of the UK has a combined sewerage system, meaning that both rainwater and wastewater - from toilets, bathrooms and kitchens - are carried in the same pipes.Most of the UK has a combined sewerage system, meaning that both rainwater and wastewater - from toilets, bathrooms and kitchens - are carried in the same pipes.
Usually, all the waste is carried to a sewage treatment works.Usually, all the waste is carried to a sewage treatment works.
But the Environment Agency (EA), which covers England, says capacity can sometimes be exceeded during heavy rainfall, especially when dry ground is unable to quickly absorb water.But the Environment Agency (EA), which covers England, says capacity can sometimes be exceeded during heavy rainfall, especially when dry ground is unable to quickly absorb water.
This could lead to inundation of sewage works and potential flooding of homes, roads and open spaces.This could lead to inundation of sewage works and potential flooding of homes, roads and open spaces.
For this reason, the system is designed to overflow occasionally and discharge excess wastewater into the sea and rivers.For this reason, the system is designed to overflow occasionally and discharge excess wastewater into the sea and rivers.
This practice is known as combined sewer overflows (CSOs) and is permitted.This practice is known as combined sewer overflows (CSOs) and is permitted.
The EA requires water companies to monitor the overflows, and they can be investigated and fined if they fail to meet certain requirements.The EA requires water companies to monitor the overflows, and they can be investigated and fined if they fail to meet certain requirements.
Sewage pollution alerts issued for almost 50 beachesSewage pollution alerts issued for almost 50 beaches
How often is sewage released?How often is sewage released?
Data shows the use of overflows is not occasional, as it is meant to be.Data shows the use of overflows is not occasional, as it is meant to be.
In 2022, raw sewage was pumped into rivers and seas for 1.75 million hours - an average of 825 times per day.In 2022, raw sewage was pumped into rivers and seas for 1.75 million hours - an average of 825 times per day.
This is down 19% on the 2021 figures, because of drier weather putting less pressure on the system rather than water companies' action, according to the EA.This is down 19% on the 2021 figures, because of drier weather putting less pressure on the system rather than water companies' action, according to the EA.
In 2022, Ofwat, the water regulator for England and Wales, launched cases against six water companies over discharging sewage at times when this should not have happened.In 2022, Ofwat, the water regulator for England and Wales, launched cases against six water companies over discharging sewage at times when this should not have happened.
What is being done about it? Which firms have been fined over sewage discharges?
In July 2023, Thames Water was fined £3.3m for releasing raw sewage into Gatwick Stream in Sussex and River Mole in Surrey in 2017.
The discharges killed more than 1,400 fish.
Some of the fish thought to have died as a result of the discharges
The company was previously fined a then-record £20m in 2017 for pumping 1.9 billion litres of untreated sewage into the River Thames in 2013 and 2014.
Chief executive Sarah Bentley has resigned after giving up her bonus because of the company's poor performance on sewage.
In July 2021, Southern Water was fined £90m for almost 7,000 illegal spills from 17 sites in Hampshire, Kent and West Sussex between 2010 and 2015. It is the largest penalty issued due to sewage discharge.
What is the government doing to tackle the problem?
In April, the government announced its new plan to improve water quality.In April, the government announced its new plan to improve water quality.
While announcing potential unlimited fines for water companies dumping sewage, the environment secretary Therese Coffey also said there was "no way we can stop pollution overnight". While announcing potential unlimited fines for water companies dumping sewage, the environment secretary Therese Coffey admitted there was "no way we can stop pollution overnight".
She said that building more infrastructure such as super sewers could add "hundreds to people's bills". She warned that building more infrastructure such as super sewers could add "hundreds to people's bills". The Times reported that bills could increase by as much as 40% by the end of the decade.
In order to fix the sewage crisis, water bills could rise up to 40% by the end of the decade, according to the Times report. Under the 2022 Storms Overflows Discharge Reduction Plan, water companies must "improve all storm overflows discharging into or near every designated bathing water" by 2035.
In 2022, the government published a Storms Overflows Discharge Reduction Plan. It compels water companies, by 2035, "to improve all storm overflows discharging into or near every designated bathing water" by 2035.
In 2021, Conservative MPs were criticised after 256 voted to reject a proposal by the House of Lords to require water companies to reduce sewage discharges.In 2021, Conservative MPs were criticised after 256 voted to reject a proposal by the House of Lords to require water companies to reduce sewage discharges.
They argued safeguards already existed and that new measures would cost billions.They argued safeguards already existed and that new measures would cost billions.
Dr Imogen Napper, a researcher in marine pollution at the University of Plymouth, has said that for government goals to be met, more "investment and accountability is required from water companies". Dr Imogen Napper, a researcher in marine pollution at the University of Plymouth, said that for government goals to be met, more "investment and accountability is required from water companies".
Water UK - the body representing the UK water industry - said last year that water firms "agree there is an urgent need" for action, and were investing more than £3bn between 2020 and 2025. In 2022, Water UK - the body representing the UK water industry - said that water firms "agree there is an urgent need" for action, and were investing more than £3bn between 2020 and 2025.
How can I know if the sea is clean?How can I know if the sea is clean?
The Environment Agency monitors pollution across England. It says that between May and September, "weekly assessments measure current water quality, and at a number of sites daily pollution risk forecasts are issued". You can search its website by location.The Environment Agency monitors pollution across England. It says that between May and September, "weekly assessments measure current water quality, and at a number of sites daily pollution risk forecasts are issued". You can search its website by location.
There are similar websites where you can find out about beaches and bathing water in Scotland, Wales or Northern Ireland.There are similar websites where you can find out about beaches and bathing water in Scotland, Wales or Northern Ireland.
Campaign group Surfers Against Sewage has created an interactive map showing pollution risk warnings along the coast and rivers.Campaign group Surfers Against Sewage has created an interactive map showing pollution risk warnings along the coast and rivers.
What are the health risks?What are the health risks?
Swimmers are warned to stay away when untreated sewage is discharged into the sea.Swimmers are warned to stay away when untreated sewage is discharged into the sea.
The contaminated water could lead to serious illnesses.The contaminated water could lead to serious illnesses.
Risks include gastrointestinal illnesses, or stomach bugs, which may cause diarrhoea and/or vomiting, as well as respiratory, skin, ear and eye infections.Risks include gastrointestinal illnesses, or stomach bugs, which may cause diarrhoea and/or vomiting, as well as respiratory, skin, ear and eye infections.
Last year people were advised not to swim at Weston-super-Mare and other nearby beachesLast year people were advised not to swim at Weston-super-Mare and other nearby beaches
Is Brexit to blame?Is Brexit to blame?
Last year three French members of the European Parliament said they had written to the European Commission, asking it to take action to stop the UK from polluting the Channel and the North Sea.Last year three French members of the European Parliament said they had written to the European Commission, asking it to take action to stop the UK from polluting the Channel and the North Sea.
Since Brexit, they said, the UK "has chosen to lower its water quality standards".Since Brexit, they said, the UK "has chosen to lower its water quality standards".
The UK is no longer bound by EU environmental laws. But those laws were not directly regulating the frequency or number of sewage discharges.The UK is no longer bound by EU environmental laws. But those laws were not directly regulating the frequency or number of sewage discharges.
According to Friends of the Earth, the UK's Environment Act 2021 - which replaced the EU laws - brought "some useful changes" which included "efforts to stop companies filling our waterways with sewage".According to Friends of the Earth, the UK's Environment Act 2021 - which replaced the EU laws - brought "some useful changes" which included "efforts to stop companies filling our waterways with sewage".
How clean are UK waters?How clean are UK waters?
Sewage spills have only been routinely monitored for a few years, so it is difficult to tell how they have changed over time.Sewage spills have only been routinely monitored for a few years, so it is difficult to tell how they have changed over time.
However, overall water quality has been monitored for decades.However, overall water quality has been monitored for decades.
The Environment Agency says in England 16% of surface waters achieved "good" ecological status, including:The Environment Agency says in England 16% of surface waters achieved "good" ecological status, including:
14% of rivers and lakes14% of rivers and lakes
19% of estuaries19% of estuaries
45% of coastal waters45% of coastal waters
93% of designated bathing waters93% of designated bathing waters
Water quality is generally higher in other parts of the UK.Water quality is generally higher in other parts of the UK.
In Scotland, 63% of surface waters are classed as having "good" ecological status.In Scotland, 63% of surface waters are classed as having "good" ecological status.
In Wales this is 40%, and in Northern Ireland 31%.In Wales this is 40%, and in Northern Ireland 31%.
How clean are the UK's rivers and lakes?How clean are the UK's rivers and lakes?
Related TopicsRelated Topics
SewageSewage
Thames Water