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Sewage Waste Water Treatment Services

Do you have a septic tank or sewage treatment plant? Whether you need it emptied, cleaned, upgraded, repaired or replaced, we're here to help!

Our friendly and experienced team have been supporting homeowners and businesses across the West Midlands for over 25 years.

A Cotswold Drainage van ready to fix some blocked drains

Get in touch

Contact our friendly and professional team via form, phone or email for any drainage issues you may have.

From blocked drains to septic tank repairs and replacements, we're here to help. We have over 25 years of experience and offer 24/7 emergency callouts.


Great friendly service from speaking to Nicky on Wednesday and the drains being cleared and disinfectant on Thursday. I highly recommend their service. Nothing smells better than not smelling dirty blocked drains
- Carol Brown
Really helpful and accommodating. Found me a time at short notice. Luke was lovely and sorted everything quickly and well.
- Hen H-J
Excellent service. Easy to book and communicate with.
- Matthew Wilkinson
As always, we appreciate the first-class service from the entire team. Highly recommend Cotswold Drainage as my go-to drainage solutions business. Thank You.
- Gary Thomas
Excellent service, called them around 1pm on the bank holiday weekend they arrived at 6.30pm and got the problem sorted efficient and courteous service.
- Rich Marshall-Clarke
Great communication, easy to book, competitive quote, and great service all round,
- Dean
Like many others have said, the customer service was outstanding right from the first call. A huge thank you to Adrian for doing a fantastic job clearing our drain and giving us peace of mind that the blockage was fully resolved. Highly recommend.
- Rachael B
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    Our top tips

    What we offer

    Here at Cotswold Drainage, our team have over 25 years’ experience and the expertise guaranteed to sort your problem quickly with minimum of fuss, leaving you more than satisfied.

    We offer a 6-month warranty, along with a free drain camera health check and a guarantee that you will receive follow-ups during and after your 6-month warranty.

    We operate a large fleet of vehicles, equipped with specialist equipment for any situation, including our high-power jetting system for removing blockages & cleaning, and also CCTV for on-site surveying of the problem or damaged drainage systems.

    Don’t just take our word for it, read our incredible reviews left by our valued customers

    Great friendly service from speaking to Nicky on Wednesday and the drains being cleared and disinfectant on Thursday. I highly recommend their service. Nothing smells better than not smelling dirty blocked drains
    - Carol Brown
    Really helpful and accommodating. Found me a time at short notice. Luke was lovely and sorted everything quickly and well.
    - Hen H-J
    Excellent service. Easy to book and communicate with.
    - Matthew Wilkinson
    As always, we appreciate the first-class service from the entire team. Highly recommend Cotswold Drainage as my go-to drainage solutions business. Thank You.
    - Gary Thomas
    Excellent service, called them around 1pm on the bank holiday weekend they arrived at 6.30pm and got the problem sorted efficient and courteous service.
    - Rich Marshall-Clarke
    Great communication, easy to book, competitive quote, and great service all round,
    - Dean
    Like many others have said, the customer service was outstanding right from the first call. A huge thank you to Adrian for doing a fantastic job clearing our drain and giving us peace of mind that the blockage was fully resolved. Highly recommend.
    - Rachael B
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