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South West Water customer service

Contact number
0344 346 1010
Customer support
www.southwestwater.co.uk
Head office
South West Water Limited, Peninsula House, Rydon Lane, Exeter, Devon, EX2 7HR, United Kingdom
Twitter / X
@SouthWestWater

Contact details checked on 27 Oct 2026

Why use our complaint platform?

01

Written in minutes

We help you write an effective complaint in minutes. Our AI cyber hornets are trained on thousands of complaint letters that actually worked.

02

We will make some noise!

Your complaint gets the attention it deserves. Our cyber hornets could post it on social media, send it by printed letter or use other escalation tools at our disposal.

03

Your personal case coach

Our AI models open a case file and keep coaching after you file: what to reply, when to push, and how to escalate if nothing happens.

04

You are not alone

Join 73,608 consumers who refused to be ignored. Our community is there for advice while you chase your resolution.

Is South West Water legit?

Legit, mixed reviews

South West Water is the real water and sewerage company for Devon and Cornwall, yet its bills are where most trouble starts. Charges rise year by year as its five-year investment plan is phased in, with inflation on top, so a bill can climb even when you use no more water than before.

What we checked

  • Company incorporated in 1989
  • Head office in Exeter
  • Owned by Pennon Group
  • Also trades as Bristol Water
  • Ratings on other review websites: 1.5/5

Watch out for

  • A call about compensation or a refund in South West Water's name that asks for your bank details.
  • A metered bill far above the last one after an estimated reading or a leak you had not spotted.
  • A move or payment plan that leaves the old account still sending bills after you thought it was closed.

Did your South West Water bill jump again?

We help you write it, it gets its own public page, and you can have it sent to South West Water as a formal letter.

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Common customer service questions about South West Water

How do I file a complaint about South West Water?

Do you have a dispute or a bad customer experience with South West Water? Report it through our website to maximize the chance of getting it resolved.

We help you write an effective complaint in minutes. Our AI models are trained on thousands of effective complaint letters. Then we push it through emails, social media, paper complaint letters and other tools at our disposal. And you are not alone: our helpful community is there for advice.

How do I contact South West Water?

Call South West Water on 0344 346 1010 for bills, accounts and moving home, or message it on WhatsApp; South West Water says calling or WhatsApp is the quickest way to raise a complaint. Supply and wastewater problems have a separate services line, and leaks and emergencies have their own numbers, all listed on the South West Water website. You can also manage your bill, meter readings and a move through MyAccount. Have your account number and postcode ready, and note the reference for every call.

Low pressure, a sewer problem or a bill you dispute? Raise it here as well, and we push it out to South West Water by email, social media and printed letters.

How do I dispute a South West Water bill?

To dispute a South West Water bill, check the meter reading first: photograph the meter with the date visible and compare it with the reading on the bill, because a bill that follows estimated readings often jumps once an actual reading is taken. If the reading is right but use seems too high, turn off every tap and appliance and see whether the meter keeps moving, which points to a leak. Then contact South West Water on 0344 346 1010 or through MyAccount, quote your account number, say which bill you dispute and why, and ask for a check and a written reply.

If you are unhappy with the first response, ask in writing for the complaint to go to the next stage, where South West Water says a senior manager reviews it. If paying is the problem, ask about payment plans and help for households on a low income.

Bill challenge to put together? We help you write it in minutes through our complaint process, drawing on thousands of complaint letters that actually worked.

Are Bristol Water and Bournemouth Water part of South West Water?

Yes. Bristol Water and Bournemouth Water are brands of South West Water Limited, the company that runs South West Water, within Pennon Group; Bristol Water has been part of the same company and licence since 1 February 2023. Both brands keep their own websites and phone lines, so households in their areas contact Bristol Water or Bournemouth Water directly rather than the South West Water line. Bristol Water and Bournemouth Water supply water only, so sewerage in their areas comes from a separate company.

Can I take a South West Water complaint to CCW or the Dispute Resolution Ombudsman?

Yes: CCW, the Consumer Council for Water, helps household customers in England and Wales who are unhappy with the service from their water company, and that covers South West Water households; South West Water Limited also takes part in the water scheme run by the Dispute Resolution Ombudsman (DRO). Both generally expect South West Water to have had the chance to put things right first, so keep a record of every call, WhatsApp message, letter and reference.

Sewer flooding or a supply problem to set out? Open a case with us: our trained AI keeps coaching you on what to reply and when to push again.

What do people complain about most at South West Water?

Nothing has been reported about South West Water here yet. Our research shows what typically goes wrong at regional water and sewerage companies: bills that jump after estimated readings or a hidden leak, payment plans and moving-home accounts that go wrong, low pressure and interruptions to supply, sewer flooding and blocked drains, and roadworks left unfinished.

Recognise the bill that jumped, or a drain that floods every time it rains? Be the first to report it: your case opens the record for the next household in Cornwall or Devon with the same problem.

What happens after I submit my complaint?

Your complaint gets its own public page on Complain.biz and we get to work: we bring it to the attention of South West Water through emails, social media, paper complaint letters and other tools at our disposal.

And we stay with it after you file. Our trained AI opens a case file for you and keeps coaching: what to reply, when to push again, and how to escalate if nothing happens.

Can other consumers help me with my South West Water complaint?

Yes. We have an active community of consumers, and complaints here are public: people who ran into the same problem with South West Water can give you advice or back you up with their own story. A complaint with a community behind it is much harder to overlook.

South West Water complaints

0 complaints

Helpful experiences shared by South West Water customers. Search, discuss and connect with other people in our community.

South West Water complaints per month

Dec 2025 - Nov 2026

Complaints filed on Complain.biz about South West Water in each of the last twelve months.

  • 0 Dec
  • 0 Jan
  • 0 Feb
  • 0 Mar
  • 0 Apr
  • 0 May
  • 0 Jun
  • 0 Jul
  • 0 Aug
  • 0 Sep
  • 0 Oct
  • 0 Nov

No complaints about South West Water yet. Yours can be the first.

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How South West Water compares

South West Water customer service compared to others in the Utilities category.

Company Complaints Biggest problem
Enbridge Gas 3 complaints
Liberty Utilities 2 complaints
Aqua America 1 complaint
Eddy Solutions 1 complaint
South West Water (this page) 0 complaints No complaints yet
Severn Trent 0 complaints No complaints yet
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