Posted on 2024-10-18

Old Lead Pipes in Hull Properties: Should You Replace Them?

Many older Hull properties still have lead water pipes. Here's what you need to know about the health risks, replacement costs, and whether it's worth doing.

Lead pipes in Hull properties

Thousands of Hull homes still have lead water pipes. Most were built before 1970 when lead was standard for plumbing. Victorian terraces across Hessle Road, Anlaby Road, and Boulevard areas almost all had lead supply pipes originally. Many still do because they're underground and out of sight.

Lead pipes aren't just old-fashioned, they're a health hazard. Lead leaches into your drinking water, especially in soft water areas like Hull. There's no safe level of lead exposure. It causes developmental problems in children, high blood pressure, and kidney damage in adults. The risks are well documented.

Yorkshire Water replaced lead mains pipes in most areas, but they only go as far as your property boundary. The pipe from the boundary to your house (your supply pipe) is your responsibility. If that's lead, it needs replacing. Many Hull homeowners don't realize this.

Even modern houses can have lead pipes if they were built on plots that previously had older buildings. The lead supply pipe from the old house remains in the ground, and builders sometimes reconnect new houses to the old lead pipe to save money. Always check, even in houses built in the 1980s or 1990s.

How to check if you have lead pipes

Find where the mains water pipe enters your house. Usually under the kitchen sink or near the front door. Check where the pipe comes through the wall. Lead pipes are dull grey, soft (you can scratch them with a coin), and the joints are slightly bulbous with visible solder.

Copper pipes are reddish-brown or tarnished green. Plastic pipes are blue, black, or grey and obviously plastic. If your pipes are lead on the inside but copper where they enter the house, someone replaced part of the system but left lead underground. That's still a problem.

Check your stopcock. If it's a very old brass valve with a lead pipe attached, that pipe likely runs all the way to the boundary and needs replacing. Modern stopcocks connect to copper or plastic, not lead.

You can ask Yorkshire Water to check their records. They'll tell you if the mains pipe in the street is lead or if it's been replaced. If the mains is plastic or copper but your supply pipe is still lead, you're getting lead contamination from your pipe section.

If you rent your property, ask your landlord to check for lead pipes and replace them if found. Landlords have a duty to provide safe living conditions. While there's no specific legal requirement to remove lead pipes currently, exposing tenants (especially children) to lead contamination could constitute a health hazard that the landlord must address if aware of it.

Health risks of lead pipes

Lead is a neurotoxin. Even low levels of exposure cause harm, especially to children and pregnant women. It affects brain development, reduces IQ, causes behavioral problems, and impairs learning. The effects are permanent. There's no treatment to reverse lead exposure damage in children.

Adults aren't immune. Long-term lead exposure causes high blood pressure, reduced kidney function, fertility problems, and increased risk of heart disease. If you're drinking water from lead pipes daily for years, you're accumulating lead in your body.

Soft water areas like Hull have worse lead contamination than hard water areas. Soft water is slightly acidic and dissolves more lead from pipes. Hard water deposits a protective limescale layer inside pipes that reduces lead leaching. Unfortunately, Hull's water is soft, so lead contamination is higher here.

Boiling water doesn't remove lead. Neither do standard water filters like Brita jugs. Only specialist lead-removal filters (reverse osmosis or activated alumina) work, and they're expensive and require maintenance. The only permanent solution is replacing the lead pipes.

You can buy home testing kits that measure lead levels in your tap water. They cost £15-30 and give you a reading in minutes. If levels are above 10 micrograms per litre (the UK limit), you've definitely got lead contamination. Test first-draw water in the morning after the taps haven't been used overnight, as that's when lead levels are highest.

How lead pipe replacement works

We replace the lead pipe from your stopcock to the property boundary where it joins the mains. That's typically 10-25 meters of pipe depending on how far your house is from the street. We use blue MDPE plastic pipe, which is the modern standard for underground water supplies.

The work involves digging a trench from your house to the boundary. We try to follow the existing route, usually along your front path or garden. We dig carefully to avoid damaging other services like gas, electric, or drains. Once the trench is open, we pull out the old lead pipe and lay the new plastic pipe.

Inside your house, we replace the section from where the mains enters to your stopcock with copper pipe. We fit a new stopcock with a proper isolation valve. This gives you a completely lead-free water supply.

The trench is backfilled, compacted, and made good afterward. If we've dug through a path, we'll reinstate it with concrete or paving to match the existing surface as closely as possible. Most jobs take 1-2 days depending on the length and any complications we encounter.

We coordinate with Yorkshire Water to ensure both sections get replaced together. There's no point you replacing your supply pipe at £2,000 if Yorkshire Water's mains pipe in the street is still lead. We'll contact them on your behalf, arrange for them to replace their section, and schedule our work to coincide so you're not inconvenienced twice.

Cost of lead pipe replacement in Hull

Lead pipe replacement typically costs £1,200-£2,500 for an average Hull terraced house with 15-20 meters of supply pipe. That includes digging, new pipe, fittings, stopcock, backfilling, and making good the surface. Longer pipe runs or difficult ground conditions cost more.

Yorkshire Water offers grants to help with the cost if your household income is below a certain threshold or you're on benefits. They'll pay up to £1,000 toward replacing your lead supply pipe if you meet the criteria. Worth checking their website or calling them before getting quotes.

Some homeowners try to save money by only replacing the visible internal section of lead pipe. That's a false economy. The underground section from house to boundary is where most lead contamination comes from because that pipe is longer and water sits in it overnight. You need to replace the entire run to eliminate the health risk.

Doing nothing has a cost too. You're risking your family's health every day. Children are most vulnerable. If you've got young kids or you're pregnant, replacing lead pipes should be a priority. The cost of replacement is far less than a lifetime of health problems for your children.

If you're on a water meter, removing lead pipes might slightly increase your bills in the short term because you'll use more water flushing pipes in the morning. But it's a minor increase, £2-3 per month at most. The health benefit far outweighs the cost. And modern plastic pipes don't corrode or leak like old lead pipes, so you'll save money long-term by avoiding emergency repairs.

Getting lead pipe replacement in Hull

We do lead pipe replacements across Hull and East Yorkshire every week. It's a standard job for us. We handle all the groundwork, plumbing, and reinstatement in one visit. Most jobs are finished in 1-2 days depending on pipe length.

Before we start, we'll check with Yorkshire Water whether the mains pipe in the street is also lead. If it is, we coordinate with them to replace both sections at the same time. No point replacing your section if the mains is still lead, you'll still get contamination.

We provide a certificate once the work is complete showing that your water supply is now lead-free. This is useful if you're selling your house. Lead pipes can affect property values and mortgage approvals. Buyers are increasingly asking for evidence that lead pipes have been replaced.

For quotes or advice, give us a call. We can usually give you a rough price over the phone once we know your property type and approximate pipe length. Then we visit to confirm the exact route and provide a detailed written quote.

Estate agents must disclose known lead pipes when selling a property. If you're selling and you know you have lead pipes but don't disclose it, the buyer can come back at you after purchase for misrepresentation. Better to replace them before selling, or be honest about them and adjust the price accordingly. Properties with lead pipes removed command higher prices and sell faster.

What happens to water quality after lead pipe replacement

You'll notice an immediate improvement in water taste. Lead has a slightly metallic taste that you might not have noticed because you're used to it. Once the lead pipes are gone, water tastes cleaner and fresher. It's one of the first things customers mention after we replace their supply pipes.

Water temperature also improves. Lead pipes conduct heat poorly, so cold water warms up as it sits in the pipe, especially in summer. Plastic supply pipes are insulated and keep cold water colder. If you've ever run the tap for ages waiting for cold water, new pipes fix that.

In the first few days after replacement, you might notice slight discolouration as any sediment in the system flushes through. This is normal and clears within a few days. Run the taps for a few minutes daily to flush the pipes until the water runs completely clear.

Long-term, plastic pipes don't corrode like lead or even copper. There's no internal scale buildup, no corrosion, and plastic doesn't react with water chemistry. Your pipes will last 50+ years without problems. Lead pipes fail after 80-100 years, copper after 50-70 years depending on water acidity. MDPE plastic is effectively permanent in domestic use.

If you have children, you can have them tested for lead levels before and after pipe replacement to see the health benefit. Ask your GP for a blood lead test. It's a simple blood test that shows lead concentration in micrograms per deciliter. Levels should drop noticeably within 6-12 months of removing lead pipes and replacing lead stored in the body. <h2>Related Services</h2><ul><li><a href="https://hullplumbers.co.uk/emergency-plumbing.html">Emergency Plumber</a></li><li><a href="https://hullplumbers.co.uk/blocked-drains.html">Blocked Drains</a></li><li><a href="https://hullplumbers.co.uk/tap-toilet-repairs.html">Tap &amp; Toilet Repairs</a></li></ul>