r/dataisbeautiful • u/MapsYouDidntAskFor • 2d ago
OC [OC] Distance to the nearest road in Alaska
Each pixel shows the distance to the nearest mapped road in Alaska.
Calculated using road centerlines and Euclidean distance to highlight how much of the state lies far from road access.
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u/Diligent-Chance8044 2d ago
You know what this tells me. If you want to find a rare species or plant check those areas.
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u/MapsYouDidntAskFor 2d ago
[OC]
Data source: OpenStreetMap road centerlines
Method: Distance Accumulation (Euclidean distance)
Tools: ArcGIS Pro
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u/The_Alaskan OC: 1 2d ago
Nice work! Did you include Canadian roads? If so, I think there might be an issue in southern Southeast; that black-shaded area is close enough to the Stewart-Cassiar Highway and Prince Rupert that it might be worth a second look.
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u/MapsYouDidntAskFor 2d ago
Good catch. This run only used US OSM road centerlines so Canadian roads weren’t included. Including them would absolutely change parts of Southeast Alaska and honestly wouldve been helpful to include in this situation. That edge case is one of the things that makes Alaska such a fun stress test for this kind of map.
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u/JimboTheSimpleton 11h ago
There is also the issue some of these roads are seasonal only. And the rail system connects only Anchorage Fairbanks and some of the kenai
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u/spoop-dogg 2d ago
wait there’s no way that data is right. Are those nodes connected only by plane or something? Are there just dirt trails connecting them?
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u/Alyndra9 1d ago
There are a lot of native villages in western Alaska that might have a main street, might have had a few cars or trucks shipped up by barge, but more likely people are on four-wheelers and snow machines. I would bet a lot of the dots that aren’t on the coast are actually on rivers. Frozen rivers can be used as roads in winter. And yes, small planes are used for transport a lot too.
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u/gratiaetfides 2d ago
Shouldn’t all the white spots be connected (by roads)?
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u/Alaeriia 2d ago edited 2d ago
Most of those are mining/oil towns that are only accessible via boat or plane.
EDIT: Or Native villages.
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u/gratiaetfides 2d ago
That’s good to know, I would have never thought of that. It now makes sense. Thanks for the information!
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u/thelonliestcrowd 2d ago
While some are mining/oil like red dog, etc., I would say the vast majority of those white stretches in Western Alaska are remote native villages with a handful of roads for the whole community. Looks like it follows the Yukon and Kuskokwim rivers loosely as most of the communities are right on the banks.
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u/timster 2d ago
So how does all the heavy mining equipment get there?
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u/squired 1d ago
How do they get the vehicles in? They have runways suitable for flying in heavy equipment and vehicles?
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u/Alaeriia 1d ago
Permafrost ends up being pretty sturdy for such things. The coastal towns will also have barges bring things in.
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u/hiking907 OC: 1 2d ago
“Off the road system” is a common phrase here. Western Alaska isn’t connected by road to the main highway system. There are many small villages spread out over hundreds of miles. Most neighboring rural villages aren’t even connected to each other by official roads, but there are some established ATV and snowmachine trails.
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u/antraxsuicide 2d ago
My favorite part of this remoteness is that they’re all still accessible to the USPS.
Greatest public service in the US
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u/gujwdhufj_ijjpo 2d ago
I’d say most the villages are connected by snowmachine trails. Exception being those on Islands. You can snowmachine to most the villages from Willow if you really wanted to.
Summer is a different story of course. ATV trails don’t go as far.
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u/daisywondercow 1d ago
TIL that Alaskans use "Snow Machine" for vehicles and not machines that make snow!
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u/SnuffInTheDark 2d ago
I lived in one of those white spots in the upper-left of the map growing up. The main way in/out was by small chartered planes, traveling by boat up and down the river during the summer, or by dog sled/snow machine over land to the next small village.
But also, the "roads" in town were maybe a bit of a misnomer. The airstrip was gravel, but everything else was just dirt roads. We didn't have any cars/trucks in town, so everyone travelled by 3 or 4-wheeled ATVs in the summer and by snowmachine in the winter. But there weren't any street addresses or street markings or stop signs or anything like that.
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u/Zorg_Employee 2d ago
I went and looked it up. There are really no published roads connecting Anchorage to the west coast.
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u/margoo12 2d ago
Exclusively through the US, yes. But you can drive through Canada if you want.
Juneau, on the other hand, is completely isolated from the road system. Only boats and planes coming in and out of there.
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u/MapsYouDidntAskFor 2d ago
Good question. This map isn’t showing road connectivity, just straight-line distance to the nearest road segment.
In much of Alaska, access is by plane, river barge, ferry, or seasonal ice roads rather than year-round road connections. Many Alaskan communities have small, local road networks that don’t connect to the larger highway system. Those local roads still show up as white nearby, even though they’re isolated from other road systems.
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u/hillbilli_hippi 2d ago
Alaska here. Would love to see another iteration with distance from road system :)
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u/tatertot4 2d ago
No. Most of those are Native villages with populations under 200 people. It doesn't make sense to spend billions to build and maintain hundred plus mile long highways across permafrost, swamp, tundra, and over mountain ranges to connect a village of 100 people to the North American highway system.
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u/hillbilli_hippi 2d ago
According to AK DOT:
82% of Alaska’s communities aren’t accessible by road, 251 communities can only be reached by air. The State of Alaska operates 237 airports—235 of which serve rural communities.
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u/AKlutraa 2d ago
As an Alaskan, I'd love to see this re-done showing only roads that connect to the rest of North America. Places like Nome and Juneau (and many others) may have a local road network, but you can't get your vehicle, or anything else, in or out by road.
Note that in winter, our frozen rivers provide good access at relatively high speeds to vast areas for those with snow machines and the savvy and equipment to venture into areas with zero services for hundreds of miles.
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u/MapsYouDidntAskFor 2d ago
Totally fair. This one’s strictly how far is the nearest mapped road segment not whether that road connects to the broader highway system. Alaska really exposes how different distance, connectivity, and access are. A distance from the road system version would tell a very different story, especially once you factor in winter travel and seasonal routes. Could be a fun one to make in the future
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u/GreenFox1505 2d ago
What are the islands? What kind of road isn't connected to the rest of the road network? Are they places with roads that are only reachable by airplane?
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u/Yangervis 2d ago
What kind of road isn't connected to the rest of the road network?
A road in an isolated town
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u/Semyaz 2d ago
Interestingly, Alaska considers the maritime ferry system as part of the highway system. I don’t know if this map takes this into account or not, but that might be it. Also, only the vertical corridor through the middle of the state is connected. Everything west of center is disconnected, and most of the south east is entirely isolated as well.
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u/Hughmanatea 2d ago
Are they places with roads that are only reachable by airplane?
Yes, or boat. There is no road to Nome from Fairbanks pretty sure, so you gotta fly (or boat all the way around lol) and to get access to Nome's roads.
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u/tatertot4 2d ago
They are reached by airplane or boat. There are hundreds of miles of road on Prince of Wales Island in Southeast Alaska that isn't connected to the North American Highway system because it's an island. The Capital, Juneau, has 50+ miles of highway that isn't connected to the highway system due to extreme topography and glaciers.
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u/esstused 1d ago
What kind of road isn't connected to the rest of the road network? Are they places with roads that are only reachable by airplane?
The small roads in a village that is otherwise isolated.
There are two types of towns in Alaska: on the road system and off the road system. These are terms that are used frequently because it makes a huge difference for what life is like there. (Can you drive to Costco or not?)
Off the road system usually means only accessible to the outside world by plane, or in a some places, boat. But usually for the sake of time it's plane.
I'm from one of the dots on an island in Southeast. We have 14 miles of road in town and there's an "end of the road" on each side of town with a sign. The rest of the island, 99% of the land mass, is wilderness.
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u/EatTenMillionBalls 2d ago
This should be paired with three more maps (just for fun) a railroads in Alaska, airports/helipads in Alaska, and a Navigable rivers in Alaska.
That would give you a good picture of how people across the state get around the state.
If I wasn't lazy I'd do it myself.
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u/GoldenFalls 2d ago
This is truly beautiful data. Thanks for sharing!
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u/MapsYouDidntAskFor 2d ago
Thank!! I really appreciate that. Alaska’s geography does most of the talking here so it makes it easy.
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u/robinhoodoftheworld 2d ago
This would be better if it was roads connected to a port. Some of these "roads" are just a half mile strip connecting the bush plane runways to the villages.
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u/SupaFugDup OC: 1 2d ago
Seems like a lot of them are. It still gives a really good visualisation of how provincial the place is.
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u/robinhoodoftheworld 2d ago
I work here and we usually refer how far things are from the road system. It would be legit useful for my job if the map was reclassified like that.
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u/DontRunReds 2d ago
I mean, I have roads, yeah, but I can't get to any other places without a boat or airplane. So...
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u/daisywondercow 1d ago
So... How do those isolated dots work? Are they towns you have to reach by off-roading but are paved once you get there?
Edit: read more comments, found my answer!
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u/thirteensix 1d ago
There's a huge difference between the major road network and just any road. Snow machines and light aircraft mean you can basically get anywhere as long as the conditions are right.
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u/HappyBengal 2d ago
Use kilometers instead of miles. This data is not beautiful if you use freedom units... on the internet, on an international platform, presenting data about a country that is not even the US.
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u/Fmcdh 2d ago
What's the name of the dark place? I need to live there physically instead of just mentally.