Is the Blue Lagoon artificially heated?

While Iceland is a country brimming with natural hot springs, the Blue Lagoon actually isn't one of them. The land is natural, as is the lava that shapes the pool, but the hot water is actually the result of runoff from the geothermal power plant next door.



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The water's iconic color is a result of the way that silica reflects sunlight. Deep in the earth, the water's temperature is a scorching 240° C. By the time the water reaches the lagoon, it is a warm, luxurious 38° C. Geothermal seawater is 70% ocean water and 30% freshwater.

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Every coordinate of the Blue Lagoon world is powered by geothermal energy. In the realm of corporate social responsibility, the company places the wellbeing of its employees and guests at the center of its universe. In all sectors of its operations, enjoyment is key, but safety is paramount.

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Iceland's newest man-made lagoon, The Sky Lagoon opened in 2021. It is naturally heated by geothermal activity, just like the Blue Lagoon and even though it is man-made, there's an ancient feel to the grottos and curvy stone infinity pool that looks out over the steely Atlantic Ocean.

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However, unlike some naturally occurring hot pools the Blue Lagoon is self-cleaning with nine million litres renewed by the aquifers every 40 hours.

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But is the lagoon's renowned geothermal seawater harmful to your hair? No, it is not harmful. Geothermal seawater contains high concentrations of minerals, such as sulfur, silica, and magnesium. While these are great for your skin, they can leave your hair feeling dry and matted.

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Likewise, you can purchase a swimsuit in the shop at Blue Lagoon. Is there a maximum time allowed in that water? You may spend as much time as you wish enjoying the water. Your entry ticket is valid for the entire day.

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Despite how snowy and cold it is, you won't freeze your butt off at The Blue Lagoon. We went in January, which is one of the coldest months of the year, and the lagoon was the perfect place to warm up. Remember, the water is almost 40 degrees all year round, so while the air might be cold, the water is not.

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Do you shower after the Blue Lagoon? Yes, you should shower before and after your stay at the lagoon. Guests are required to shower, without their swimsuit, prior to using the geothermal spa. Simply use the showers and soaps available in the changing rooms.

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The seawater in the Blue Lagoon has high levels of silica. Silica is not harmful to hair. However, if your hair gets wet, it can become stiff and difficult to manage. Therefore, we recommend that you apply conditioner to your hair before entering the lagoon--and leave it in your hair while in the lagoon.

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As you walk and swim around the lagoon, you'll notice that the bottom of the pool feels squishy. Don't freak out—that's the same silica mud you'll find in the face mask hut. Think of it as a healing experience for your feet.

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Luckily, this isn't like many other geothermal pools in Iceland! There, sulfuric compounds are the main characters, and everything smells like a million rotten eggs. Misunderstand us correctly; some people might feel like the Blue Lagoon doesn't smell like a bundle of roses!

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We recommend that you remove any jewelry (rings, necklaces, bracelets, etc.) before entering the lagoon. This will ensure that you don't lose your items and that they don't get damaged by geothermal seawater which has high levels of silica, algae, and minerals.

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Unlike boring old regular geothermal water, the composition of the Blue Lagoon is unique—you won't find it anywhere else in the world. It's home to a couple of algae plants also not known to exist elsewhere. This combination has been found to have a number of proven beneficial effects on skin.

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Comfort tickets at the Blue Lagoon cost $62 USD. Comfort tickets include entrance to the Blue Lagoon, silica mud mask, use of towel (you can also bring your own towel), and a drink of your choice free of charge. Premium tickets at the Blue Lagoon cost $79 USD.

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