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Prakash Seshadri
2026-04-24
Imagine this. You wake up in the morning, make a cup of tea, and something feels off. The taste is a little strange. Maybe your child has been complaining about stomach pain again, and you cannot really figure out why. Many families in Chennai experience moments like this but often do not connect it to the water they drink every day.
In fact, a survey by IIT Madras found that water in 75% of Chennai homes contains E. coli, a bacteria that can cause diarrhoea and vomiting. That sounds worrying, but this blog is not meant to scare you. Think of it as a simple checklist to help you understand whether your home's water might need attention.
Before we get into the signs, here is something important to know about the water many Indian homes rely on.
Many people think water problems only happen in certain areas. But the truth is, it is a common issue across many Indian cities. Even homes in well-developed areas can face water quality problems without people realising it.
Across India, more than 30 million cases of waterborne diseases are reported every year. These include illnesses like diarrhoea, typhoid, and cholera. Unsafe drinking water is also linked to nearly 300,000 deaths each year, and young children are the most affected. In cities like Chennai, the situation is made worse by poor sewage systems, heavy use of groundwater, and high levels of dissolved salts in water.
Many people try to solve the problem by boiling water. While boiling can kill germs, it does not remove dissolved salts, heavy metals, or chemical pollutants that may still remain in the water.
So how do you know if your home's water might be one of the problem cases? Let’s look at some signs you should watch for.
Water should not have a strong taste or smell. If your drinking water suddenly tastes metallic or smells unusual, it may be a sign that something is not right.
A metallic taste can happen when metals like iron, manganese, or even lead enter the water. This can happen because of old pipes or natural deposits in the water source. Sometimes the water may smell like rotten eggs. This smell usually comes from hydrogen sulphide gas in the water. In some homes, people notice a strong chlorine smell as well, which can come from water treatment chemicals. If your water regularly tastes or smells strange, it may be time to check the quality of your water.
Clean drinking water should look clear. If your water appears cloudy, yellow, brown, or rusty, it may be a warning sign.
Cloudy water can mean that sediments or tiny particles are present in the supply. Rusty or brown water often happens when old pipes start to corrode and release rust into the water. In some cases, cloudy water can also carry bacteria that you cannot see with the naked eye. While the colour may not always look dangerous, it often shows that the water is not as clean as it should be.
Sometimes the signs of unsafe water do not appear in the water itself. Instead, they show up as health problems in the family.
If you or your family members often experience stomach cramps, loose motion, nausea, or upset stomach without a clear reason, the water you drink might be the cause. Contaminated water can carry harmful bacteria, viruses, and parasites. These can enter water sources through sewage leaks, farm runoff, or other forms of pollution. Children and older adults are usually more sensitive to these problems, which makes clean drinking water even more important at home.
Have you ever seen white, chalky marks around your taps, showerheads, or kettle? These deposits are often a sign of hard water.
Hard water contains high levels of minerals like calcium and magnesium. Over time, these minerals leave white deposits on taps, sinks, and appliances. This buildup can slowly block pipes and affect appliances like geysers, kettles, and washing machines. Water with high levels of dissolved solids can also leave marks around kitchen areas and bathroom fittings. While it may seem like a small problem at first, hard water can damage appliances and affect water quality in the long run.
If your skin often feels dry or itchy after a bath, the water in your home might be part of the problem.
Water with excess chlorine or minerals can remove natural oils from your skin. This can leave your skin feeling tight, dry, or irritated. Some people may also notice that their hair becomes dull or rough after washing. In places where water quality is poor, bathing in contaminated water can sometimes lead to skin rashes or eye irritation. Many people assume it is just a skin problem, but in some cases, the real cause may be the water itself.
Another sign that people often ignore shows up in their laundry.
If your clothes look dull, grey, or stained even after washing them properly, hard water could be the reason. Minerals in hard water can make detergents less effective, which means clothes do not come out as clean as they should. In some cases, water that contains iron can leave a light, rusty colour on white or light-coloured clothes. If your washing machine is clean but your clothes still look faded or stained, the water quality may be affecting the result.
Sometimes the risk depends on where you live and the kind of water supply your home depends on.
Homes in older buildings with metal pipes may face a higher risk of water contamination. Areas that rely on borewell water or tanker supply can also experience water quality issues. In Chennai, many areas already face pressure on groundwater sources. In fact, only a small number of regions are considered safe for groundwater extraction. Coastal areas also face another challenge, where saltwater can mix with groundwater and raise the salt levels in drinking water.
If two or more of these signs sound familiar, it may be worth paying closer attention to the water your household uses every day.
If some of these signs feel familiar, it is natural to start thinking about a water purifier for your home. But buying one right away can feel like a big decision. Many people hesitate because of the upfront cost, especially if they live in a rented house or are not sure how long they will stay in the same city.
This is where renting a water purifier can make things much easier. Instead of spending a large amount at once, you can simply pay a small monthly fee and still get safe drinking water at home.
That is exactly why payrentz offers water purifiers on rent. It gives you clean, safe water without the stress of buying and maintaining a machine. You get flexible monthly plans, doorstep delivery, easy installation, and free service support if you ever need help.
If you are keen to explore the options, you can check the water purifier rental plans on our website or call the team to find the plan that fits your home best.
Before we wrap up, there is one simple thought worth remembering about the water you drink every day.
Water is something we use every single day. From the first glass in the morning to the last sip before bed, it becomes a quiet part of our daily life. Because it feels so normal, we often forget to question whether the water we drink is truly safe.
The truth is, the warning signs are usually already there. A strange taste, cloudy water, or small health issues at home can all be signals worth paying attention to.
The good news is that you do not have to wait for a serious problem to act. A simple step today can make a big difference in keeping your family safe and healthy.
