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Granite Countertop Safety: Is My Granite Countertop Safe?
If you’ve found yourself worrying that your beautiful granite countertop is secretly poisoning you, you’re not alone. There’s been quite a bit of chatter over the years about the potential dangers of granite countertops, particularly concerning radon gas and bacteria. But how concerned should you be?

Let’s dive into the facts so you can put those fears to rest and continue enjoying your kitchen with peace of mind.

The Radon Rumor

Radon is a naturally occurring radioactive gas that, in high concentrations, can be harmful. You might have heard that granite, being a natural stone, could emit radon, thus posing a risk to your home. While it’s true that granite, like many other natural materials, can contain trace amounts of radioactive elements, the amount of radon it emits is so minuscule that it’s virtually undetectable. The Environmental Protection Agency (EPA) has looked into this issue and found that the levels of radon from granite countertops are insignificant. In fact, the radon levels emitted from granite are often lower than the background levels of radon that naturally occur in the air we breathe every day.

So, be assured and take comfort in your granite countertop is not a radon hazard and won’t contribute to any health risks in your home.

The Bacteria Buzz

Another concern that homeowners ask about is whether granite countertops harbor harmful bacteria. This worry likely stems from the idea that natural stone has tiny pores where bacteria could potentially hide and multiply. However, the reality is that granite is much more resistant to bacteria than other common kitchen surfaces. Granite is a dense and non-porous material, especially when properly sealed. This means it doesn’t provide the kind of environment that bacteria need to thrive.

When you clean your countertop with a simple soap and water solution or a gentle disinfectant, you’re effectively removing any bacteria that might have found their way there. Compared to other surfaces, like wood or, even certain types of synthetic countertops, granite is a top choice for maintaining a clean and hygienic kitchen.

Granite Is Completely Safe

With all the myths debunked, it’s clear that granite countertops are not only beautiful and durable but also safe for you and your family. The fears about radon and bacteria are largely unfounded, and reputable studies have consistently shown that granite is a harmless and excellent material for kitchen surfaces. So, the next time you admire the elegance and natural beauty of your granite countertop, you can do so with complete confidence. Your granite countertop isn’t poisoning you—in fact, it’s one of the safest, most reliable choices you can make for your home. Enjoy it, and let it serve as the stunning centerpiece of your kitchen, worry-free!


By Fred Hueston. This article is one of a series of articles written and published on behalf of Surface Care PRO Partners.