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Estimates Only: This calculator provides estimates based on typical usage. Contact your water company for exact rates.
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FREE Wessex Water meter calculator for 2026. Check if switching to a water meter will save you money. Serving Bristol, Bath, Swindon, Dorset and South West England.
water standing £30 + sewerage standing (full) £71. Wessex applies a 5% allowance to the sewerage volume for water that does not return to the sewer.
Source: Wessex Water, Metered charges.
Metered and unmetered customers together, up £17 (3%). Source: Water UK, Annual average bill changes 2026-27.
An unmetered bill is based on your property's rateable value, not its number of bedrooms, so there is no typical figure for a size of home. Your current bill shows what you pay. Enter it in the calculator to compare with a metered estimate.
Wessex Water Tip: Wessex Water serves 2.8 million customers across South West England.
Calculate your potential savings with Wessex Water
From your bill. Starts at £639, the Water UK 2026-27 national average for all households; unmetered bills depend on your property's rateable value.
Example rates: Thames Water's 2026-27 metered charges (Thames Water, Metered charges). Enter your company's rates from your bill; the standing charge is the total of your fixed charges.
Water meter calculator available
Water meter calculator available
Water meter calculator available
Water meter calculator available
Water meter calculator available
Water meter calculator available
Water meter calculator available
Water meter calculator available
Water meter calculator available
Water meter calculator available
Water meter calculator available
Water meter calculator available
The calculator starts from example rates. Replace them with Wessex Water's 2026-27 metered rates and your fixed charges from your bill (see the rates on this page). The result is an estimate, not a bill.
Wessex Water supplies water to 2.8 million customers across South West England, including Bristol, Bath, Swindon, Dorset, Bournemouth, Salisbury, Taunton, Yeovil, Chippenham, Frome, Warminster and Bridgwater. Our water meter calculator works for all Wessex Water areas.
It depends on how much water you use and on your current unmetered bill, which is based on your property's rateable value. Enter both in our Wessex Water meter calculator to see an estimate for your household.
Yes, Wessex Water installs water meters free of charge. They also offer a trial period - if you're not saving money after switching, you can request to go back to unmetered billing within the trial window.
Wessex Water's 2026-27 standard metered charges are £3.0573 per cubic metre for water supply and £3.1124 per cubic metre for sewerage, plus fixed charges of £101 a year (water standing £30 and sewerage standing £71), according to Wessex Water's Metered charges page. Water UK puts the average Wessex Water household bill for 2026-27 at £695.
Use our free Wessex Water meter calculator to see if you could save money. Wessex Water offers free meter installation for all customers in their South West England service area.