What Is Actually in Your Tap Water? A Guide to Home Water Purification

You turn on the faucet, fill a glass, and drink. It looks clear. It might taste fine. But municipal water treatment, while effective at preventing waterborne diseases, was never designed to remove every contaminant. What remains in your glass after treatment may surprise you.

Common Contaminants in Municipal Water

Chlorine and chloramine: Used to disinfect water during treatment, these chemicals remain in your tap water at levels the EPA considers "safe." However, long-term exposure to chlorine byproducts (trihalomethanes and haloacetic acids) has been linked to health concerns in peer-reviewed research.

Lead: Even in cities with modern infrastructure, lead can enter water through aging service lines, solder joints, and brass fixtures. The EPA's action level is 15 parts per billion, but many health experts argue there is no truly safe level of lead exposure.

Pharmaceuticals and microplastics: Water treatment plants were not designed to filter these modern contaminants. Trace amounts of prescription medications, hormones, and microplastic particles are routinely detected in municipal water supplies across the country.

PFAS (forever chemicals): Per- and polyfluoroalkyl substances have been found in water supplies serving millions of Americans. These synthetic chemicals do not break down in the environment or in the human body.

Bottled Water Is Not the Answer

Bottled water is less regulated than municipal water in many respects. It also creates significant plastic waste, and studies have shown that bottled water can contain microplastics from the packaging itself. The cost adds up quickly: a family of four spending $3 per day on bottled water spends over $1,000 per year.

Home Purification Options

Point-of-use systems filter water at individual taps, providing purified water for drinking and cooking. These systems typically use multi-stage filtration combining activated carbon, reverse osmosis, or advanced media to remove a broad spectrum of contaminants.

Whole-house systems treat all water entering your home, which means your showers, laundry, and every faucet delivers filtered water. This is particularly important because chlorine and volatile organic compounds can be absorbed through the skin and inhaled as steam during hot showers.

Shower filters specifically target chlorine and chloramine, reducing skin and hair exposure to these chemicals. Many people notice improvements in skin and hair condition within weeks of installing a shower filter.

Making the Right Choice

Start by understanding what is in your specific water supply. Your local utility publishes an annual Consumer Confidence Report. Independent testing can provide even more detailed results. Then match your purification system to the contaminants that need removal.

Take control of your water quality. Browse our water purification systems to find the right solution for your home.