Lead Contamination in Water: Risks, Effects, and Solutions

Lead Contamination in Water: Risks, Effects, and Solutions


Lead contamination in water is a pressing issue that affects communities worldwide. In this blog, we'll explore the dangers of lead exposure, its impact on human health, methods for identifying lead in water sources, and effective strategies for lead removal.

What is Lead Contamination?

Lead contamination occurs when lead particles leach into water sources, often from corroded pipes, plumbing fixtures, or solder used in plumbing systems. Lead can also enter water sources through industrial pollution or environmental contamination. Even low levels of lead in drinking water can pose significant health risks, making it essential to address this issue promptly.

What Does Lead Do to Your Body?

Lead is a toxic metal that can cause severe health problems when ingested. Once consumed, lead can accumulate in the body over time, particularly in bones and tissues. Lead exposure is especially harmful to infants, young children.

  • Children: Exposure to lead has been linked to several health concerns in children. For example, learning disabilities, low IQ, behavioral concerns, impaired hearing, and impaired formation and function of blood cells.

  • Pregnant women: Lead can impair neurological development, cause premature birth, and cognitive issues.

  • Adults: Lead exposure can cause high blood pressure, kidney damage, and reproductive problems.

How Do I Know If My Water Has Lead?

Determining whether your water is contaminated with Lead requires specific testing. Public water suppliers are typically required to test for Lead levels, and the results should be accessible to the public. If you rely on a private well for your water supply, it's advisable to have it tested for Lead.

We know how much it's important for you to make sure that your family and loved one's healthy and safe, That's why REN Water collaborated with HealthGuard Lab's a certified laboratory that Utilize advanced testing methods, HealthGuard Lab's kits deliver precise and reliable results, ensuring you have accurate information about your water quality.

Important Steps to Reduce Lead from Water?

Several methods are available to remove lead from water sources:

  • Flushing: If you suspect lead contamination from plumbing fixtures, flushing the tap for a few minutes before using the water can help reduce lead levels.

  • Replace Lead Pipes and Fixtures: In older homes or buildings with lead pipes or plumbing fixtures, replacing them with lead-free alternatives is the most effective long-term solution.

  • Use Cold Water for Drinking and Cooking: Hot water is more likely to leach lead from pipes, so use cold water for drinking, cooking, and preparing baby formula.

  • Filtration Systems: Install a certified lead filtration system, such as activated carbon filters or reverse osmosis systems, to effectively remove lead particles from your water supply.

REN Water's Whole House Advanced Lead Filtration Systems will filter out lead contaminants coming into your home down to 0.5 microns!

NSF Certification

If you want to reduce lead in your drinking water, make sure the system you choose is certified to NSF/ANSI standards for lead reduction. NSF-certified systems have been independently verified to be able to reduce lead from 150 ppb to 10 ppb or less (or 5 ppb for the updated standard requirements as indicated on the products Performance Test Data Sheet).

If you have a private well and have high lead levels, the problem could be low pH. When pH levels drop below 7.0, water becomes acidic which can cause lead to leach from pipes and faucets. Acid neutralizing systems are generally used to correct this situation. By adding a certified pH adjustment chemical to the water to boost pH above 7.0, you can help the system reduce both lead and copper leaching.

If you do choose to use a water filter or reverse osmosis system, remember that most water treatment systems have replaceable filters or media and may also require regular maintenance service, so be sure to follow the manufacturer's instructions and replace filters at the recommended timing.

Solidifying REN Water's position as a reliable choice for those seeking a water treatment solution they can trust.


Lead contamination in water poses a significant threat to public health, requiring immediate attention and action. By understanding the risks of lead exposure, testing water sources regularly, and implementing effective lead removal strategies, we can protect ourselves and our communities from the harmful effects of lead contamination. Together, we can ensure access to clean, safe drinking water for all.

  1. Recognition of Risks: Lead exposure poses significant health risks, particularly for vulnerable populations such as children and pregnant women.

  2. Testing and Transparency: Regular testing of water sources, both public and private, is essential for detecting lead contamination. Public water suppliers must adhere to stringent testing standards, providing transparent and accessible results to communities.

  3. Effective Removal Strategies: Implementing targeted removal strategies, such as flushing taps, replacing lead pipes and fixtures, and utilizing certified lead filtration systems, is crucial for reducing lead levels in water.

  4. Adherence to Standards: Compliance with established standards, such as NSF/ANSI for lead reduction, ensures the efficacy and reliability of mitigation efforts.

By prioritizing awareness, rigorous testing, and effective remediation measures, we can mitigate the dangers of lead contamination in water and safeguard the health and well-being of individuals and communities.

Resources: USEPA Lead in Water | CDC Lead in Water