Professional Pond Cleaning in Kent, London, Surrey and East Sussex
Family-run pond cleaning and maintenance with 20 years' experience. Koi, wildlife and garden ponds: clear water, healthy fish and a hassle-free service.
See What My Customers SayMy Pond Cleaning Services
Garden pond cleaning, maintenance and repairs for koi ponds, wildlife ponds and ornamental water features.

Full Pond Clean
Complete pond cleaning including sludge removal, debris clearance and pond vacuuming for crystal clear water.
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Using professional pond vacuum equipment, I remove years of accumulated sludge, debris and organic waste from the bottom of your pond. A full clean is recommended for ponds that haven't been serviced in several years, or that suffer from murky water, unpleasant smells or excessive algae.
- Complete sludge and debris removal using a pond vacuum
- Removal of fallen leaves and organic matter
- Cleaning of pond edges and surrounds
- Partial water change with dechlorinated water
- Water quality testing and treatment
- Aftercare advice and maintenance tips

Algae & Blanket Weed Removal
Safe and effective removal of blanket weed and algae without harming fish or wildlife.
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Algae and blanket weed can quickly take over a pond, blocking out light and using up oxygen. I tackle both the symptoms and the underlying causes, using safe, fish-friendly methods, and give you advice on stopping it coming back.
- Manual removal of blanket weed and string algae
- Treatment for green water (suspended algae)
- UV clarifier inspection and bulb replacement
- Nutrient level assessment
- Advice on plant balance to naturally reduce algae
- Fish-safe algae treatments where appropriate

Filter Cleaning
Professional filter and pump maintenance to keep your pond filtration running efficiently.
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Many pond problems start in the filter. I clean and service pond filters, pumps and UV clarifiers so your filtration keeps the water clear and healthy between visits.
- Filter media cleaned (foams, matting and bio media)
- Pumps checked and cleaned
- UV clarifier checked and bulbs replaced where needed
- Seals, pipework and flow checked

Water Testing
Water quality testing and balancing for healthy fish and clear water.
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Clear water is not always healthy water. I test your pond water and treat it to create the right environment for your fish and plants.
- pH, ammonia, nitrite, nitrate and KH testing
- Any problems explained in plain English
- Water treatment and conditioning
- Beneficial bacteria treatment
- Advice on feeding, stocking and filtration

Koi Pond Specialist
Expert koi pond cleaning with fish-safe methods and water quality management.
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Koi need specialist care. I use fish-safe methods and equipment designed for koi ponds, and handle your fish with care throughout the clean.
- Fish-safe cleaning methods throughout
- Temporary fish holding facilities if required
- Thorough bottom drain and settlement cleaning
- Filter system inspection and cleaning
- Full water parameter testing (pH, ammonia, nitrite, nitrate)
- Health check observations on your koi

Pond Maintenance
Spring clean-ups, autumn preparations and regular pond maintenance plans to suit you.
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Regular visits keep your pond clear and your fish healthy, and stop small problems turning into a big clean-out. Choose the schedule that suits you and your budget.
- Monthly, quarterly or seasonal visits
- Spring clean-up to prepare for the season
- Autumn preparation and leaf netting before winter
- Filter cleaning, sludge vacuuming and weed control
- Water testing on every visit
What My Customers Say
Don't just take my word for it — hear from pond owners across Kent, London, Surrey and East Sussex.
25 five-star reviews on Google
The professionalism shown by Gary from our first meeting was refreshing. He had no doubt why my pond was not functioning properly. Within two days the quote arrived and was accepted. Within one week the job was complete. Exceptional service and highly recommended. It's only been a few months but the difference in the clarity of my pond is amazing.
A huge thank you to Garry for doing such a fantastic job cleaning our pond today. He worked incredibly hard all day in 35-degree heat and didn't stop until the job was done. Garry is extremely knowledgeable, professional, hardworking and respectful, and it was clear he really knows his stuff when it comes to ponds and their care. We're so pleased with the result that we'll now be using his services every month to keep the pond looking its best. Highly recommended.
Would definitely recommend to anyone who has a pond that's getting a bit beyond them. Good price, and clearly knows what he's doing. I'll be using Gary for the regular maintenance from now on.
Hi, I'm Gary
Ponds have been my passion for 20 years. I clean them, maintain them and build them, and I still love the wildlife a healthy pond brings to a garden.
My standards are high. I treat every pond or lake as if it were my own, and I want you to get an exceptional service every time.
I'm also happy to share what I've learned along the way. I pass my knowledge on to every customer, so you know how to clean, maintain and look after your pond yourself, and get the most enjoyment out of it.
Pond Cleaning Kent is a family business. I'm the one at your pond, doing the building, cleaning and maintenance. Behind the scenes, my wife Dionne looks after the accounts and invoicing, and my daughter Darcey runs the website, social media and Google marketing.
Why Choose Pond Cleaning Kent?
A family-run business with 20 years of hands-on experience and a real love of koi and ponds.
20 Years' Experience
I have 20 years of experience in pond cleaning, pond maintenance and koi keeping. Whatever state your pond is in, I have seen it and sorted it before.
Family-Run Business
Pond Cleaning Kent is a family-run business. You deal with me directly, from your first message to the finished job, and I treat every garden as if it were my own.
A Passion for Koi and Ponds
Koi and pond maintenance are my passion, not just my job. I handle your fish with care and want your pond to look its best all year round.
Price Match Guarantee
I'll beat any like-for-like written quote by 10%. Show me a written quote from a competitor and I'll beat it.
Free With Every Clean
Every pond or filter clean includes these complimentary services:
My Pond Cleaning Work
Koi ponds, wildlife ponds and raised ponds I clean and look after across Kent, London, Surrey and East Sussex. Tap a photo to see it bigger.
Pond Cleaning Across Kent, London, Surrey & East Sussex
I clean ponds across Kent, London, Surrey and East Sussex. Pick your area to see the towns I cover.
Pond Cleaning Kent
Medway, Maidstone, Canterbury, Tunbridge Wells, Sevenoaks, Ashford, Dartford and all of Kent
See Kent →Pond Cleaning London
Bromley, Bexley, Croydon, Greenwich, Lewisham, Orpington and south London
See London →Pond Cleaning Surrey
Guildford, Woking, Redhill, Reigate, Epsom, Oxted and across Surrey
See Surrey →Pond Cleaning East Sussex
Brighton, Eastbourne, Hastings, Crowborough, Uckfield, Lewes and across East Sussex
See East Sussex →Not sure if I cover your area? Contact me with your postcode and I'll let you know.
Frequently Asked Questions
The questions customers ask me most, from the areas I cover to cost, timing and fish safety.
I clean ponds across the whole of Kent, south and south-east London, Surrey and East Sussex. That includes Medway, Maidstone, Canterbury, Tunbridge Wells, Tonbridge, Sevenoaks, Ashford, Sittingbourne, Dartford, Gravesend, Bromley, Bexley, Croydon, Orpington, Guildford, Reigate, Redhill, Epsom, Oxted, Woking, Brighton, Eastbourne, Hastings, Crowborough, Uckfield and Lewes, plus the towns and villages around them. Not sure if you are covered? WhatsApp me your postcode and I will let you know.
The quickest way is to WhatsApp me a few photos of your pond with your postcode, the rough pond size, the type of pond (koi, goldfish or wildlife), when it was last cleaned and what you need doing. You can also call me on 07714 674266 or email me at pondcleaningkent@gmail.com. Quotes are free and there is no obligation.
Every pond is different, so I quote for yours. The price depends on the size of the pond, how much sludge and weed there is, whether there are fish, the filter set-up and access. Send me a few photos and I will give you a clear, fixed quote with no hidden extras. Read more about what affects the cost of pond cleaning. I also offer a price match: I will beat any like-for-like written quote by 10%.
For most garden ponds, I recommend a thorough clean once or twice a year, typically in spring and autumn. How often depends on pond size, fish stock, surrounding trees and filtration.
Autumn (September to November) is best for most ponds, with spring (March to May) a good second choice. I avoid big cleans in hot summer weather and in deep winter, when fish are less able to cope. See my guide: when to clean a pond in the UK.
A full pond clean includes sludge and debris removal, cleaning of the pond edges, removal of excess algae and blanket weed, filter and pump inspection, a partial water change, water quality testing and maintenance advice. Every clean also comes with a free fish health check and bacteria treatment.
Absolutely. Fish safety is my top priority. I use gentle, fish-safe cleaning methods and avoid harsh chemicals. For intensive cleans, I can temporarily move fish to holding tanks with aerated pond water.
Not usually. For most cleans the fish stay in the pond while I vacuum out the sludge. A full drain-down is only needed for very neglected ponds, and then your fish are held safely in aerated tanks of their own pond water until the pond is ready.
It depends on size and condition. Small ponds (under 1,000 litres) take 2 to 3 hours. Medium ponds (1,000 to 5,000 litres) take 3 to 5 hours. Larger or neglected ponds may need a full day.
Pond sludge and weed make a great free fertiliser, so they usually go onto your borders or compost heap. If you would rather it was taken away, just let me know when you book.
Yes. I remove blanket weed by hand, treat green water and check the filter and UV clarifier, which is often where the problem starts. I will also advise on plants and shade to help stop it coming back.
Yes. Wildlife ponds are cleaned gently and at the right time of year, so frogs, newts and other wildlife are not disturbed.
Yes. I offer one-off deep cleans and regular pond maintenance visits (monthly, quarterly or seasonal) to keep your pond in top condition all year.
More answers: Pond advice: green water, blanket weed and 13 more problems · How much does pond cleaning cost? · When is the best time to clean a pond?
Ready to Transform Your Pond?
Get in touch today for a free, no-obligation quote. I'm here to help restore your pond to its best.

