Land Drainage & Flood Prevention in Stockport
Waterlogged garden, standing water on the drive or drains that overflow every time it rains? We install land drains, soakaways and pumping systems, and help when drains flood.
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If your garden, driveway or property suffers from standing water, flooding or constantly saturated ground, a land drainage system can provide a long-term solution. We design and install land drains, soakaway systems and pumping stations across Stockport and the surrounding areas to help control water and protect your property.
When drains overflow in heavy rain, we can also help on the day, from clearing blocked gullies and drains to pumping out water where it will make a difference.
Flooding and Drainage Problems We Help With
- Waterlogged gardens and lawns
- Standing water on driveways or patios
- Surface water flooding during heavy rain
- Basement or cellar flooding
- Overflowing drains, gullies and manholes
- Poor ground drainage
- Water collecting around foundations
Land Drains, Soakaways and Pump Stations
Land drain installation
Land drains are perforated pipes laid underground to collect excess groundwater and carry it away. They're commonly installed beneath lawns, gardens, driveways and fields. Installed with the right gradients and drainage materials, they can significantly reduce flooding and waterlogging. Read how land drains fix a waterlogged garden.
Pump stations for flood control
Sometimes gravity drainage alone can't remove the water. A pump chamber collects it and automatically pumps it to a suitable discharge point, such as a drain, soakaway or outfall. They're common in basements, cellars, low-level gardens and anywhere natural falls aren't possible. See pumping station installation.
Non-return valves
A non-return valve works like a one-way valve in the drain, letting water leave your property but not come back up the pipe. One can be fitted to an existing drain, but the right type depends on several factors, so we assess your system first.
Better drainage
Pipes need to be the right size for the flow, and the system needs access points such as manholes, rodding eyes and access chambers so every part can be cleared. We can advise on improvements to an existing system.

Land Drainage Systems We Install
- Perforated land drain systems
- French drains
- Soakaway installations
- Surface water drainage systems
- Drainage trenches
- Flood prevention systems
- Improvements to existing drainage
Every system is different. The right solution depends on the ground conditions, where the water comes from, the surrounding drainage and the available discharge points. That's why land drainage is quoted after a site inspection. We'll explain the options and recommend the most suitable system for your property. We work for homeowners, landlords, farms, commercial properties and construction projects.
Why Drains and Sewers Flood
When a sudden downpour hits, the soil can't soak the water up fast enough. It either pools or runs downhill, putting more and more pressure on the drains and sewers. In some areas the sewers are combined, so sewage from kitchens and toilets shares the same pipe as rainwater. In a very heavy storm the system can be overwhelmed, and sewage can overflow from manholes and gullies into gardens and, in the worst cases, into homes.
A blocked gully or drain can also cause local flooding even in normal rain. Our drain unblocking service clears it, at a fixed £75 + VAT for rodding and plunging or £150 + VAT for jetting, Monday to Friday, 9am to 5pm. For evening, weekend or bank holiday jobs, we'll tell you the rate before we set off.
Pumping out water: we aim to get to you as soon as possible to see whether pumps can remove the water. Pumps can only offer limited relief, so we prioritise homes suffering from, or at risk of, internal flooding. We can't make a real difference to river water or groundwater. If sewage is flooding from the public sewer, report it to the water company, which across Greater Manchester is United Utilities.
How to Protect Your Home From Flooding
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Check your flood risk
The government's long-term flood risk checker on GOV.UK is a good place to start. Once you know your risk, you'll know how seriously to take flood defences.
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Understand how water flows
Walk around your property and work out where floodwater would come from, where it would collect and which way it would flow.
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Add extra drainage
Land drains, soakaways and pumping systems around the edges of your property can keep flooding to a minimum.
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Keep some grass
Paving over front gardens stops rainwater soaking away. Keep some lawn or planted borders, or use permeable paving.
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Keep sandbags ready
They're cheap and quick to put down where you need them if a flash flood happens.
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Fit self-sealing air bricks and flood barriers
Self-sealing air bricks close off as water rises, and flood barriers fit across doorways when flooding is forecast. It's also worth asking an electrician to raise sockets higher up the wall.
Land Drainage and Flooding FAQs
How much does a land drain cost?
Every garden and site is different, so land drainage is quoted after a site inspection. The price depends on the ground conditions, where the water is coming from, the length of drain needed and where it can discharge.
Can you pump out floodwater?
We can often help with pumps, but they only offer limited relief, so we prioritise homes suffering from, or at risk of, internal flooding. We can't make a real difference to river water or groundwater.
Can you fit a non-return valve to my drain?
Yes, a non-return valve can usually be fitted to an existing drain. The right type depends on several factors, so we assess your drainage system first.
Sewage is flooding from the public sewer. Who do I call?
Report it to the water company, which across Greater Manchester is United Utilities. If the problem is in your own private drain, we can clear it.
Do you do commercial land drainage?
Yes. We install land drainage for homeowners, landlords, farms, commercial properties and construction projects, from small garden improvements to larger flood control systems.
Need Help With Flooding or a Waterlogged Garden?
Call or WhatsApp us a photo, and we'll tell you how we can help.
The Drain Unblocking Company · 2 St Margaret's Road, Cheadle SK8 2HD · info@thedrainunblockingcompany.com