5 easy ways to reduce water bills & save money

Water bills have surged again in 2025, with the average household now paying over £600 a year. But the good news is there are practical steps you can take to reduce your water bills. Here are five simple and effective ways to lower your water usage and save money every month.

how to reduce water bills

KEY INFORMATION

How to reduce water bills: A summary

The easiest ways to lower water bills and reduce the amount of water wasted are to:

Water bills latest news in 2025

Water bills in England and Wales rose sharply to an average of £603 on 1 April 2025, up £123. This price hike was even higher than £86 increase suggested at the start of 2025 by industry regulator Ofwat.

However, water bills vary depending on where you live. For example Southern Water bills increased to £703 on average (up 47%), while Hafren Dyfrdwy bills increased to an average of £590 (up 32%).

More, although thankfully smaller, increases are slated for the following four years.

Unfortunately, you cannot choose your water supplier so you can’t shop around for a better deal like you can with energy bills where you can switch energy suppliers to save cash. But there are ways you can reduce water bills – read on to find out how.

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5 ways to reduce water bills

Here’s a step-by-step guide to different ways you may be able to reduce your water bill.

1. Install a water meter and pay for what you use

If your water bills are dependent on ‘rates’, this means you pay a set monthly amount that is dependent on the value of your home, and is the same regardless of how much water you use.

However, if you have a water meter, you’ll pay for the amount you use. According to the Consumer Council for Water, 60% of households in England and Wales have a water meter. So getting one fitted may be one way to reduce water bills.

Advantages of metered billing:

  • You pay only for the amount of water you actually use. This can reduce water bills for some households.
  • If you then cut the amount you use, you can cut your water bills. Getting a meter often encourages people to start conserving water
  • Meters are fitted free of charge by water companies. If you do end up paying more, you can normally switch back to rates within 12 months

Disadvantages of metered billing

  • BUT costs could increase sharply for households that use high amounts of water, such as big families
  • If your bills fluctuate it can make budgeting harder.

Top tip: As a general rule of thumb, if there are more bedrooms than people in your household having a meter will typically lead to cheaper water bills than rates. For example, if your kids have left home and you have spare bedrooms. For more detailed information on how much you’d pay on water bills if you have a meter installed use the Consumer Council for Water’s calculator.

KEY INFORMATION

How to switch to a water meter

Here’s how the process of switching to a water meter works:

  • Contact your water company and ask them to install a free water meter. However, if you rent, it’s best to ask your landlord’s permission first, and you must ask if your contract is under six months.
  • Once your water meter is fitted, you’ll normally have a year to change your mind if your water bills are higher. Your water company won’t take the meter away but they’ll change how you’re billed.
  • If it’s not possible to fit a water meter, you’ll pay an assessed charge instead based on an estimate of the bill you would pay if a meter was fitted.

2. Fix leaks quickly to stop wasting money

A dripping tap can waste up to 5,500 litres of water a year, according to Water UK. So if you’ve got leaking taps, pipes, or toilets, fixing them promptly will avoid wasting water and reduce water bills too if you’re on a water meter.

And check if you’ve got any leaks you can’t see by turning off all the taps and then watching the water meter. If it’s ticking upwards you’ve got a leak.

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3. Upgrade to water-saving devices

There are a number of easy changes you can make to decrease the amount of water that’s used in your home and reduce water bills too:

  • Change your shower head. Energy efficient shower heads are designed to reduce water use without sacrificing pressure, saving both water and energy. If a typical family replace their inefficient shower head with a water efficient one, they could reduce water bills and heating bills by around £25 a year in Great Britain, according to Energy Saving Trust.
  • Get a cistern displacement device: These sit in your toilet cistern and when you flush, the device inflates, which saves around 1-2 litres of water each time you flush, making it an easy way to cut water usage.
  • Tap aerators: These inexpensive devices mix air with water, reducing flow and cutting water usage but maintaining pressure.

4. Adopt everyday water-efficient habits

  • Ban baths: Have a quick shower rather than a bath. The average bath uses 80 litres of water, while an average shower only uses 35 litres. This can mean cheaper water bills and lower energy bills too,
  • Turn off the tap when you are brushing your teeth – this could save up to 12 litres of water each time you brush. This is an easy way to reduce household water costs.
  • Use a washing up bowl rather than washing up under a running tap. You only need to run a typical tap for 95 seconds before you would have filled a washing up bowl.
  • Use appliances efficiently. Make sure that dishwashers and washing machines are full before you use them, and ensure you regularly use the most efficient water and energy settings.
  • Keep a jug of water in the fridge instead of running the tap and waiting for it to go cold. This can waste around 4 litres of water each time.

Bonus: Every drop you save helps the environment too. Treating and pumping water uses energy, so using less water also reduces carbon emissions. It’s a win for your wallet and the planet.

5. Collect rainwater for outdoor use

Fitting a water butt to collect rainwater is a great way to cut water usage from the mains for gardening and outdoor cleaning. According to Waterwise, this can save up to 5,000 litres annually.

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Water bill discounts and support

Find out if there’s help you can access to reduce water bills:

Discounts on water bill for disabled people, certain medical conditions & large families

If you receive certain benefits and need to use a high amount of water, you might qualify for the WaterSure scheme, a voluntary UK government initiative, which caps your water metered bill, if you have:

  • a certain medical condition, or
  • three or more children aged under 19 in full time education.

Contact your water company to check and apply.

Water bill discount for low income households

Many water companies offer social tariffs for customers on low incomes, offering a discount off your water bill or a capped annual bill. Some water companies will let you apply if you earn less than a certain amount while others need you to be claiming certain benefits. Contact your water supplier to find out if you qualify for this support to lower your water bills.

Water bill discount for single occupancy

If you live by yourself you may be able to reduce water bills by getting a water meter fitted. If you request a water meter but your water company can’t fit one, they must give you the choice to switch to a fixed single occupier tariff.

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Frequently Asked Questions

What to do if you’re struggling to pay your water bill

If you’re worried about paying your water bill, contact your water company for help without delay. For example, they could offer you: a payment holiday (sometimes called a payment freeze), an adjusted payment plan, advice on benefits and managing debts, help applying for charitable grants.

Find more information on the help you could get, at Consumer Council for Water (England or Wales), Turn2Us (Scotland) and Turn2Us (Northern Ireland)

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