Monday, January 11, 2021

How to test for lead in your home water supply

Since there is no vast distribution network and lead only rarely appears in water naturally, you may be safe from hazardous contamination. Moreover, except for lead, it will not detect any other contaminant ready to ruin your drinking water. That said, even with a smaller quantity of lead in your water, your health is at risk. That’s because lead accumulates in your body when consumed for a long time.

home test for lead in drinking water

The legal lead limit set by the FDA is 5 ppb for bottled water. This means drinking bottled water can reduce your lead intake. Bottled water comes with many plastic toxins like microplastics.

Use a Home Lead Test Kit

And I’d left the source of the water—my kitchen faucet—off for 12 hours prior to the collection. That ensures an accurate “worst case” reading of, in particular, metals like copper and lead, which can leach from pipes and concentrate in the stagnant water overnight. Finally, I removed the faucet’s aerator in order to minimize the amount of gases trapped in the sample, which can affect the readings.

The problem here, though, is that downstream contamination is not taken into account. And some even feature a whole house design, meaning they remove lead from all water sources in your home. The good news is, sophisticated water filters can remove 99% of lead from your house water.

How EPA Requires States and Public Water Systems to Protect Drinking Water

Testing your drinking water is the only way to confirm if lead is present. Since each home has different plumbing, pipes, and materials, test results are likely to be different for each home. Then run your kitchen tap on cold – again, never warm or hot – for an additional two minutes. You can fill clean containers with this water and use it for drinking, cooking, making baby formula and the like. While boiling water might remove other contaminants, it won’t remove lead. If your home was built before 1970, there’s a chance that it may have lead pipes.

home test for lead in drinking water

So the catch is to leave your water unused for a couple of hours. Sadly, there are several ways lead can make its way into your home water. Tests carried out under the supervision of experts are much more accurate and valid than DIY test strips. When doing your own testing, chances are you won’t get very accurate results. Testing is conducted by the National Testing Laboratories – a highly professional and renowned lab chain. It all depends on the right timing and accurate color matching.

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A lead-based paint risk assessment — Tells you if your home currently has any lead hazards from lead in paint, dust or soil and what actions to take to address these hazards. This is most helpful if your home is known or suspected to contain lead-based paint. The best way to find out if you have lead in your water will be to test your own water.

The numbers above clearly reflect the need for water testing as the first step to eliminate lead from your water. But since lead doesn’t show its presence easily, you have to trust your gut feeling and take this step on your own. Thankfully, not every domestic water supply in America is contaminated with lead. But you can’t say that for sure without properly conducting a water test. PROVEN ACCURACY. Safe Home scientists have been in the water quality testing business for nearly 40 years.

Even drinking lead-laced water for a short period of time can be damaging, as lead is known as a cumulative toxin. This means that once it is able to enter your body, it’ll only ever build up, and it can’t ever leave. This is why we recommend going with a send-away test kit in order to determine lead levels. Fortunately, several water filters can remove lead from water.

home test for lead in drinking water

Simply put, the results are somewhat based on your gut feeling. Wirecutter is the product recommendation service from The New York Times. Our journalists combine independent research with over-the-top testing to save people time, energy and money when making buying decisions.

Turnaround Time

If your home was built before 1986 or live in a city that connected your home to the water main before 1986, you might discover you have lead pipes. You’ll want to see lead levels below the EPA’s action level of 15 parts per billion. Although the EPA’s new federal safety standards ban the use of lead materials in faucets, fixtures and piping, it could still be in an older service line leading to homes. The EPA’s federal safety standards don’t cover older piping – which means lead may still enter peoples’ homes on a daily basis as a result. When these pipes corrode, lead enters the water flowing through them. Council members unanimously passed the code changes and waived a second and third vote.

home test for lead in drinking water

Disturbing or working on lead pipes can cause the concentration of lead in drinking water to temporarily increase. Flush the tap well for at least 10 minutes after carrying out any work on a lead pipe. Food and Drug Administration , bottled water must not have lead levels higher than 5 ppb.

The City of Asheville, Drinking Water and Lead:

Before you buy a water filter, always check its NSF certifications. All filters designed to reduce lead levels should meet the requirements mentioned in NSF standard 53 or 58. Filters that are NSF standard 53/58-certified have the ability to remove harmful contaminants like lead from unfiltered water.

Although several of the council members said they supported the idea, most said they wanted to move the housing code changes forward and come back to the issue later. If your home water has several other contaminants, they’ll compete with lead to get absorbed in the filter medium. It may very well be possible that the first collected sample may not show lead contamination, while the next one does. And in 2014, new laws limited the legal lead limit to 0.25% from 8% allowed previously in residential pipes.

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