Is the Blue Lagoon in Iceland dirty?

The Blue Lagoon holds nine million liters of geothermal seawater which is naturally renewed every 40 hours. Regular sampling of this natural resource—which is rich in salt, silica, and other minerals—shows that foreign bacteria do not thrive in the lagoon's ecosystem.



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The runoff is filtered straight into the Blue Lagoon, which is what heats the water. That doesn't mean it's dangerous or toxic — far from it! It's still a geothermal pool with mineral-rich water. The Blue Lagoon is simply not the natural phenomenon that many people believe it to be.

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I would not recommend bringing your phone out if you have other means of taking photos – it's not worth the risk of damaging it. There's a lot of sulphur in the lagoon, which is why it has a distinct smell – one which will not be pleasing to most.

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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 Blue Lagoon is a geothermal spa in southwestern Iceland. The spa is located in a lava field near Grindavík and in front of Mount Þorbjörn on Reykjanes Peninsula, in a location favourable for geothermal power, and is supplied by water used in the nearby Svartsengi geothermal power station.



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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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There is a lot of sulfur in the water, so it smells like rotten eggs. After a few minutes of being there though, you won't notice it.

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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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You're sure to want to take some photos in the otherworldly surroundings of the Blue Lagoon, so you'll be pleased to hear that phones are allowed. However, there are no designated places to put your phone when you're not using it, so you take it in at your own risk.

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– Can I go into Blue Lagoon during my menstruation? Yes if you use a tampon you totally can!

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No, you shouldn't put on makeup to bathe in the Blue Lagoon, as the water could get dirty. In fact, this is one of the main reasons why it's mandatory to shower before entering the Blue Lagoon.

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make sure to remove your jewellery & contact lenses. Wear sunscreen & sunglasses. Stay hydrated. Remember to shower before and after getting into the Blue Lagoon.

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Regular sampling of this natural resource—which is rich in salt, silica, and other minerals—shows that foreign bacteria do not thrive in the lagoon's ecosystem. Thus, disinfectants such as chlorine are not needed. In essence, the lagoon is a self-cleaning ecosystem.

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I expected Iceland's Blue Lagoon to be a disappointing tourist trap, but it lived up to the hype. I visited the Blue Lagoon, one of Iceland's most popular tourist sites, in June. I was pleasantly surprised to find that it wasn't too crowded and was just as cool in person.

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In general, the dress code in Icelandic restaurants is quite casual. Most places won't require formal attire, but if you don't want to stick out, the unofficial dress code tends to be more smart casual than strictly formal.

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If you book the Premium or Luxury packages, then your entrance also includes a bathrobe. If you have your own towel (or bathrobe), you are welcome to bring it to the Blue Lagoon to use. However, we recommend just using the free towel provided as otherwise you will have wet towels to take home with you.

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Sandals have virtually no use in Iceland, even in summer when the average temperature hovers at just over 10° Celsius. The one exception to this is on multi-day hikes, such as the Laugavegur Trek from Þórsmörk to Landmannalaugar, which will require you to cross rivers on foot.

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