Worklanded / Find a service / Septic tanks & sewage treatment plants
Septic tanks & sewage treatment plants: what it costs and how to get quotes
Across 5 firms that publish a price on their own pages, the middle is £2,196, half charge between £2,062 and £2,196, and the range is £1,430 to £4,756. Read October 2026, from 30 firms' pages, 25 of which publish no price.
Send one enquiry here and up to three off-mains sewage treatment engineers contact you directly. You pay Worklanded nothing; each firm pays a fixed published price for the enquiry, and you are emailed each firm's name as your details go to it.
Get quotes for septic tanks & sewage treatment plants
Free. Up to three firms, and you are told each one's name.
| Typical cost | £2,196 middle price (£2,062 to £2,196 for half of 5 firms) |
|---|---|
| What that price is for | What does each UK retailer, manufacturer and installer publish for a domestic sewage treatment plant, by size, supplied and installed? |
| What you pay us | Nothing. Sending an enquiry is free and you agree prices with the firm. |
| Who gets your details | Up to three off-mains sewage treatment engineers, chosen by Worklanded. They contact you directly. |
| You are told | Each firm's name, by email, as your details go to it, with a link that stops any more firms receiving them. |
| What firms pay us | £23 per enquiry in the UK, a fixed price published on our lead price index. Never a share of what you pay them. |
| What a firm sees before it pays | The job and the area, without your name or contact details. |
| Where it is offered | the UK |
Each figure below is from the firm's own page, read October 2026. The middle price is the median of 5 firms that publish one; 25 more firms we read publish no price. A firm's own page is a starting price, not a quote for your job.
| Firm's page | Published price |
|---|---|
| wte-ltd.co.uk | £1,430 + VAT |
| store.jdpipes.co.uk | £2,061.89 |
| tanks-direct.co.uk | £2,196.00 |
| fueltankshop.co.uk | £2,196.00 |
| fueltankshop.co.uk | £4,756.00 |
- What do you need? A sewage treatment plant to replace a septic tank / A sewage treatment plant for a new build or conversion / A new sewage treatment plant to replace an old one / Servicing or repairs to my sewage treatment plant
- Where does the waste water go now? To a drainage field in the ground / To a ditch, stream or river / There is no system yet / Not sure
- How many bedrooms does it serve? 1 to 3 bedrooms / 4 bedrooms / 5 or more bedrooms / More than one property
- When do you need it done? As soon as possible / Within a month / In 1 to 3 months / Later than 3 months / Just getting prices for now
These are the questions on the form above, so a firm can quote from your first message.
- Is your price with or without VAT? Several of the published prices behind the figure on this page are quoted before VAT.
- What does your price include? Published prices for this work are usually quoted per domestic off-mains system surveyed, upgraded or replaced; check yours is quoted the same way before you compare.
- When could you start, and how long will it take? Firms are told when you said you need it; ask them to confirm.
- Who will do the work? Ask whether it is the firm's own staff or a subcontractor.
- Your enquiry is checked for spam and its contact details are checked so a firm can reach you.
- Worklanded chooses up to three off-mains sewage treatment engineers that cover the area. A firm sees the job and the area before it decides to take it.
- As your details go to each firm, we email you its name, with a link that stops any more firms receiving them.
- The firms contact you directly. You agree the price and the work with them; Worklanded takes no part of that.
Every step is how the system works, not a promise: read how it works for you, or how this compares with Bark.
How much does septic tanks & sewage treatment plants cost?
Across 5 firms that publish a price on their own pages, the middle is £2,196, half charge between £2,062 and £2,196, and the range is £1,430 to £4,756. Read October 2026, from 30 firms' pages, 25 of which publish no price. What was measured: What does each UK retailer, manufacturer and installer publish for a domestic sewage treatment plant, by size, supplied and installed.
How many firms will contact me about septic tanks & sewage treatment plants?
Up to three. Your details never go to more, and you can stop any more firms receiving them from the email that names each one.
Do I pay Worklanded anything?
No. Asking is free. Firms pay Worklanded a fixed price for each enquiry they take, published on our lead price index, never a share of what you pay them.
Will I know which firms have my details?
Yes. We email you each firm's name as your details go to it.
What will a firm ask me about septic tanks & sewage treatment plants?
The same questions as this page's form: what do you need; where does the waste water go now; how many bedrooms does it serve; when do you need it done.
Run a septic tanks & sewage treatment plants business? See what these enquiries cost firms. This page as data: markdown.