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September 23, 2026
Can You Drink Glacier Water? A Completely Serious Investigation.
Spoiler: Bobby Boucher was onto something.
If you have seen The Waterboy, you know the premise.
Bobby Boucher, played by Adam Sandler, is a deeply earnest man with an encyclopedic knowledge of high quality H2O and a passionate belief that it matters enormously what water you put in your body. His mother disagrees. Coach Klein eventually comes around. The football team thrives.
It is a ridiculous movie. It is also not entirely wrong about the water.
Because here is the thing about the meltwater running off Knik Glacier and pooling in those impossibly blue basins on the ice: it has been filtering through compressed glacial ice for potentially hundreds of years. It contains essentially no pollutants, no agricultural runoff, no municipal treatment chemicals, no microplastics from a nearby highway. It is, by almost any measure, extraordinarily pure water.
We are not telling you to drink it. That is not something we can officially say, for reasons that anyone who has ever worked with a lawyer will understand immediately.
But we can tell you what the science says. And we can tell you about Ludacris.
The Internet Nearly Lost Its Mind Over Glacier Water Safety.
A while back, the rapper Ludacris flew with us out to Knik Glacier. It was a great day. The kind of tour that reminds you why we do this: perfect conditions, remarkable ice, a guest who was genuinely blown away by what he was seeing.
And then he grabbed his water bottle, filled it with glacial meltwater, and drank it on camera.
The video went everywhere. And with it came the debate, the kind of passionate, deeply divided internet argument that usually gets reserved for topics of actual global consequence. Was glacier water safe to drink? Was he going to get sick from glacier water? Was this irresponsible? Was this the greatest thing anyone had ever done?
Ludacris, for the record, is alive and well. Thriving, by all available accounts. The glacier does not appear to have harmed him in any measurable way.
We get celebrity guests out here regularly. We are not going to drop names beyond what’s already public, because discretion is part of what makes people feel comfortable visiting us. But we will say that Ludacris is not the only well-known person who has stood on that glacier, looked at that water, and made a personal decision about what to do next.
We are always very clear that what guests do on the glacier is their own free will. We are not handing anyone a cup. We are not encouraging anything. We are simply operating a helicopter tour company in Alaska, standing nearby, and definitely not stopping anyone from doing something they have decided to do of their own volition on a glacier.
Ludacris Drinks Glacier Water
Okay, But Is Glacier Water Safe? What the Science Actually Says.
Glacier meltwater is some of the most chemically pure water on earth — and that goes a long way toward answering whether glacier water is safe to drink. That is not marketing language. That is what happens when precipitation accumulates over centuries in a high elevation environment far from industrial activity, gets compressed under thousands of tons of ice, has its air content and dissolved minerals systematically removed by that pressure, and then slowly melts at the surface.
The result is water with almost no total dissolved solids, which is the measurement used to describe mineral and particulate content. For context, tap water in most American cities tests between 50 and 300 parts per million of dissolved solids. Premium bottled water brands market themselves at 10 to 30 parts per million. Glacial meltwater from a remote Alaskan glacier, far from any human activity, often tests below 5 parts per million.
“Glacial meltwater is among the purest forms of water found in nature. In remote glacial environments with minimal atmospheric pollution, the water can have total dissolved solid levels approaching zero and is free of the biological contaminants found in most surface water sources.”
— Journal of Hydrology, Glacial Meltwater Composition Studies
What We Can and Cannot Say
We are a helicopter tour company. We are not the Environmental Protection Agency, the Centers for Disease Control, or your physician. We are not in the business of giving water safety advice, and anything in this article should be understood as general information rather than a recommendation of any kind.
What we can say is this: we have been flying guests out to Knik Glacier for years. We have watched a lot of people make their own decisions at the edge of glacial melt pools. We have never once had a guest report back with anything other than enthusiasm about the experience.
We have also never once heard anyone describe glacier water as tasting like anything other than extraordinarily clean, cold water. Which, scientifically speaking, is more or less exactly what it is.
What you do on the glacier is entirely up to you. We will be standing nearby, operating a tour, and minding our own business.
One More Thing: The Nalgene
We sell them in the gift shop. Alaska Helicopter Tours branded Nalgenes, the good ones, in a few colors, ready to come with you on your tour.
We are not suggesting what you might use them for on a glacier. We are simply noting that they exist, they are available for purchase before your tour, they are very good water bottles, and Knik Glacier is a very beautiful place to carry one.
What happens next is entirely between you and the glacier.
If you want to come see the water for yourself and make your own fully informed personal decisions, our tours out of Palmer and Seward will get you there.
Browse our glacier tours here and bring your own H2O opinions.
Don’t Stop Here
Follow us on social for the stuff that doesn’t make it to the blog, behind the scenes footage, guest reactions, pilot stories, and more of Alaska’s wildest corners than we could ever fit into one post.
Alaska’s too big for one story. Let’s show you more of it.
Frequently Asked Questions: Drinking Glacier Water
Can you drink glacier water straight from the source?
Glacier meltwater is extremely pure in terms of chemical contaminants, with no agricultural runoff, treatment chemicals, or microplastics. However, even pristine glacial water can harbor biological pathogens like Giardia from wildlife, so drinking it untreated carries some risk. Most experts recommend filtering or purifying it before drinking, even when it looks crystal clear.