How hot is the Blue Lagoon water?

The water in the Blue Lagoon is heated to around 37-40 degrees Celsius (98-104 F). Due to fluctuations in weather conditions, the precise temperature may change month to month, however you can expect pleasantly warm waters year-round. The sensation is similar to stepping into a hot bath.



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The Blue Lagoon's history dates back to 1976 when it formed next to a geothermal power plant, Svartsengi. Contrary to many people's belief, the lagoon is not a natural hot spring but a pool created by a human-made structure. It's wastewater from a power plant drilling for steam and hot water.

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How is the Blue Lagoon Heated? Geothermal energy. Underground lava flows and natural hot springs heat the lagoon's mix of sea and freshwater. The water is drawn up through geothermal extraction wells from 2-kilometres beneath the Earth's surface.

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Blue Lagoon is a geothermal spa Blue Lagoon is not really a hot spring if you want to get technical. It is a man-made lagoon made with water from the nearby Svartsengi geothermal power plant. They pump up the water and use steam to generate electricity.

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Are swim suits required at the Blue Lagoon? Bathing suits are worn in and around all areas of the bathing lagoon, including the sauna. You can bring your own, or rent them from reception. You can also rent towels and bathrobes.

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Blue Lagoon – History It is not a natural hot spring – in fact, the water within is wastewater from the power plant! While at first glance this may put you off, it should be noted that the water in the Blue Lagoon is completely safe and contains only natural minerals.

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Also be aware that if you lose your bracelet, you will be charged a fee. All guests must shower—without a swimsuit—before entering the Blue Lagoon.

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All guests must shower—without a swimsuit—before entering the Blue Lagoon. Use of Blue Lagoon skin care shower gel and hair conditioner is complimentary. If you desire more privacy while you shower, locate a shower that is equipped with a door.

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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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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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Each individual is responsible for their own health and wellbeing while using the Blue Lagoon. The temperature of the water is between 37° and 40°C (98°-104°F).

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You don't need to know how to swim to visit the Blue Lagoon. There are many areas where the water is shallow enough that it doesn't pose a danger to non-swimmers. At the edges of the lagoon, the depth less than 0.8m/2.6ft—perfect for lounging and relaxing. The further into the water you go, the deeper it gets.

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Bring a waterproof sleeve for your phone Don't bring your phone into the lagoon unless you have a waterproof case.

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The Blue Lagoon offers a variety of day visit, overnight accommodation and dining options.

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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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The Blue Lagoon water has high levels of silica. Silica is not harmful to hair. However, if you get your hair wet from the water, it can become stiff and difficult to manage. We highly recommend you apply conditioner to your hair and leave it in while you bathe.

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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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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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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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There are instructions on the locker door as well. It is recommended that you leave all your jewelry and watches in the locker and the water might cause some damage to them. After having fun with the locker, you will need to shower before going into the lagoon. It is compulsory to shower and wash with soap.

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Space can be extremely limited in a suitcase, so you may wonder whether some of your other clothing items can double in a pinch. Generally, the answer is no. Most lagoons and pools require bathing suits and will not allow shorts, sports bras, leggings, etc., to be worn instead of bathing suits.

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