Discover the Southern Water Market
Southern Water is the main water and wastewater provider for the south of England, supplying millions of homes and businesses with clean drinking water and reliable wastewater services. If your business operates in areas such as Brighton, Southampton, Portsmouth, Chichester, Hastings, Eastbourne, or surrounding towns, you can access the open business water market and choose your business water supplier.
As a non-household customer in the Southern Water wholesale area, your water supply and charges are set by Southern Water, but you have the freedom to compare tariffs, receive tailored business water quotes, and secure competitive business water prices. By switching through Tariff.com, your business can reduce overheads and take control of its business water services while still benefiting from Southern Water’s reliable infrastructure.
Southern Water provides a complete range of essential water and wastewater services across the southern region. The company is responsible for sourcing, treating, and delivering safe, high-quality drinking water to homes and businesses.
In addition to supplying clean water, Southern Water manages the collection and treatment of wastewater, ensuring it is processed and returned to the environment in line with strict environmental and regulatory standards.
To maintain reliable service, the company continually invests in the upkeep and expansion of its infrastructure, including treatment facilities, pipelines, and monitoring systems.
Southern Water’s business water charges are determined by your organisation’s usage and billing classification. Each business falls into one of three main categories, with rates and charges tailored to how water is consumed and measured.
Unmeasured: Charges are based on the property’s rateable value, combined with a fixed standing charge.
Assessed: Customers are billed using a fixed charge linked to estimated usage, which is divided into bands such as small, medium, or large.
Measured: Charges are calculated per cubic metre of water used, with rates varying according to different consumption tiers.
To ensure you’re getting the most accurate comparison and potential savings, it’s important to review Southern Water’s latest published tariffs for the current billing year.
Switching your business water retailer can offer a range of valuable benefits, from more competitive billing and pricing to simplified account management.
By consolidating your billing across multiple sites, you can save time and reduce administrative effort, while gaining access to expert advice and tailored support services. Many retailers also provide advanced efficiency tools designed to help businesses monitor consumption, cut water waste, and lower overall costs.
Although Southern Water continues to act as the wholesale provider responsible for supply and wastewater management, choosing an alternative licensed retailer gives you the freedom to find better service, improved pricing, and a plan that fits your business needs.
No. The physical supply and treatment remain with Southern Water. Only the billing & customer service provider changes.
Prices typically update annually (often in April); you can switch at any time to a better tariff.
Absolutely. Using one retailer to manage multiple premises simplifies administration and can reduce costs.
Switching is generally fast and seamless, typically completed within 28 days.
Yes. Businesses with multiple sites in Southern Water’s area can switch to a single retailer to manage all locations. This consolidation simplifies billing, provides a clearer overview of usage, and can lead to greater savings across the business.
Tariff.com helps your business take control of water usage. From site surveys to expert advice, we’ll help you save money, cut waste, and manage water more efficiently.
With the potential for to save up to 40% off your business water bill, there’s no reason to delay. Tariff.com will give you the expert guidance your business.
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