Is it safe to swim in the Blue Lagoon Iceland?

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.



People Also Ask

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.

MORE DETAILS

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.

MORE DETAILS

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.

MORE DETAILS

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.

MORE DETAILS

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.

MORE DETAILS

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.

MORE DETAILS

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.

MORE DETAILS

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.

MORE DETAILS

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.

MORE DETAILS

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.

MORE DETAILS

Yes, you can take your phone in the Blue Lagoon, but definitely bring a waterproof case to protect it from water and silica.

MORE DETAILS

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.

MORE DETAILS

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.

MORE DETAILS

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.

MORE DETAILS

There is 1 bathroom for the whole area and one has to pay €20 for chairs and an umbrella to escape the heat. The sandy area is overcrowded and water sports are too expensive. We were glad the return boat let us back in early. It is a shame that such a great site is not equipped to handle the sheer number of tourists.

MORE DETAILS