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Supercharger - North Bend, WA

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Sep 16, 2016
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I'm about 98-99% certain I have spotted a supercharger under construction in the eastern corner of the parking lot of the North Bend Premium Outlets. This is right next to the existing EVgo chargers. I took a bunch of pictures but it was well after dark and the site was kind of awkward to photograph. Maybe someone can go back during the day and get some decent pics. Also, I don't feel like taking the time to upload them now because it's 5am and I just got home from a 4-week 14k mile trip and I have a wedding to go to tomorrow (today?). I'll try to get the pics up later, but it might be a couple days.

Anyways, there's no Tesla specific signage just yet, but there are the typical piles of conduit, Bobcat machinery, lots of digging and the area around the existing transformers is roped off with fencing and caution tape. To this point, the digging is all going on in the transformer/landscaping area, but there is also a large section of nearby parking spots fenced off. There is also a metal cover on the ground with HOLE spray painted on it just like the Issaquah site. No indication yet of how many stalls or whether it will be urban or traditional supercharger, but based on the number of parking spots fenced off, I would guess 8-16 stalls with 8-12 being more likely. And given the fact that it's almost certain that the same Issaquah crew is working on it, I would guess it will be the urban design, but that's just a guess.

I'm fairly certain this is your "Snoqualmie" supercharger as indicated on the Tesla map. Just in case they were getting really aggressive in the local build out, I did a drive by at Snoqualmie Casino (which is what I figured was the most likely location if they did it at a place with a Snoqualmie address) and I didn't see anything, so I doubt one will go in there.
 
I'm about 98-99% certain I have spotted a supercharger under construction in the eastern corner of the parking lot of the North Bend Premium Outlets. This is right next to the existing EVgo chargers. I took a bunch of pictures but it was well after dark and the site was kind of awkward to photograph. Maybe someone can go back during the day and get some decent pics. Also, I don't feel like taking the time to upload them now because it's 5am and I just got home from a 4-week 14k mile trip and I have a wedding to go to tomorrow (today?). I'll try to get the pics up later, but it might be a couple days.

Anyways, there's no Tesla specific signage just yet, but there are the typical piles of conduit, Bobcat machinery, lots of digging and the area around the existing transformers is roped off with fencing and caution tape. To this point, the digging is all going on in the transformer/landscaping area, but there is also a large section of nearby parking spots fenced off. There is also a metal cover on the ground with HOLE spray painted on it just like the Issaquah site. No indication yet of how many stalls or whether it will be urban or traditional supercharger, but based on the number of parking spots fenced off, I would guess 8-16 stalls with 8-12 being more likely. And given the fact that it's almost certain that the same Issaquah crew is working on it, I would guess it will be the urban design, but that's just a guess.

I'm fairly certain this is your "Snoqualmie" supercharger as indicated on the Tesla map. Just in case they were getting really aggressive in the local build out, I did a drive by at Snoqualmie Casino (which is what I figured was the most likely location if they did it at a place with a Snoqualmie address) and I didn't see anything, so I doubt one will go in there.
Nice! Thanks fo finding this. I was in that area a few weeks ago, wondering if there would still be a SC located somewhere near Snoqualmie, or if Issaquah was going to the location instead.

Hope you're right. I wonder how similar an Electrify America construction site looks to a Tesla SC site, with no equipment on site yet? Haven't looked to see if they have one slotted for that area.
 
I just took some pictures of the construction. There’s nothing Tesla-specific on site. I also looked through a year’s worth of permits for North Bend and didn’t find anything.

I asked the workers if it’s car chargers and they said yes, but answered no to them being Tesla.
 

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I just took some pictures of the construction. There’s nothing Tesla-specific on site. I also looked through a year’s worth of permits for North Bend and didn’t find anything.

I asked the workers if it’s car chargers and they said yes, but answered no to them being Tesla.
Thanks for the photos. Since there is an EVgo charger already there, I can't see some other company coming in and putting a charger. That leaves either Tesla or EA. There is nothing on the EA site indicating a "Coming Soon" location here, but it doesn't really look like a Tesla site construction MO, either. A mystery!
 
Thanks for the permit. It's an Electrify America station in all likelihood.

Black & Veatch is in the news about partnering with them. given the scope of the project, with the amount of dirt dugged up and pretty big conduits etc, i think it's gonna be at least multiple (4?) DC units.

it could also possibly be with Volta, which they are also a partner with. but volta is usually 208V 40A at most x 4 = 40kW install, not likely needing that big of a project.
 
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I know this is a forum for Tesla owners and fans, but I'm really excited for this even if it's not a Tesla supercharger. Assuming this is level 3, this will become a very serious charging station for all other EV owners to make crossing the pass confidently that much more certain. When people ask if they can get into the EV game with a car under $10k for instance and still get to Eastern Washington, these types of charging stations + a used Leaf makes it possible. I want to see Chademo and CCS become as common place as Tesla Superchargers currently are as there will hopefully soon be a ton of other manufacturers bringing serious EVs online.

Plus, we can technically charge our cars there too if we have the Chademo adapter and can't make it westbound 13 miles to Issaquah if the Ellensburg charger was full.
 
Confirmed to be Electrify America. Done by folks at Innerspace, the same contractor for Lynnwood and Issaquah Superchargers.

It is definitely a great addition to the EV community especially with (hopefully) 4 DC chargers. Like @Araman0 said it makes skipping the overcrowded Ellensburg possible if they just need to get to North Bend for the charge before arriving at Issaquah SC. The one in Snoqualmie Pass is oftened blocked by snow in the winter.

Anyone has experience with their rates compared to EVGO or Blink?

upload_2018-9-19_13-56-51.png
 
For future reference for us Model 3 owners. What's the max KW charge rate for the Chademo adapter?
50kW for 400V cars (85, 90, 100)
They do have kind of an odd quirk about their charging power, though, where it goes up some as the battery gets more full. I think this limitation is from the adapter, but it caps the current at 125A. So where you always see a Supercharger giving the most power at low state of charge (because of very high amps), and then it lowers as it gets more full and has to lower the amps, the CHAdeMO will have constant 125A, but the battery voltage will be low at lower states of charge. As the battery gets more full, you will see the voltage climbing higher and higher for a while, up to about 30, 40, 50% state of charge, which does show the power climbing to higher kW levels. But then around that 50-60% point, the battery taper is starting to take over, so the amps start dropping down from 125A.
 
They do have kind of an odd quirk about their charging power, though, where it goes up some as the battery gets more full. I think this limitation is from the adapter, but it caps the current at 125A. So where you always see a Supercharger giving the most power at low state of charge (because of very high amps), and then it lowers as it gets more full and has to lower the amps, the CHAdeMO will have constant 125A, but the battery voltage will be low at lower states of charge. As the battery gets more full, you will see the voltage climbing higher and higher for a while, up to about 30, 40, 50% state of charge, which does show the power climbing to higher kW levels. But then around that 50-60% point, the battery taper is starting to take over, so the amps start dropping down from 125A.

Here’s some older data from CAN bus logging for CHADeMO (Purple line shows Battery kW on left vertical. Hope this helps the visualization

Interesting that the previous knee for current was 80% SoC. Has this changed now?
3C71468B-A148-42A9-98E7-2CA1511D4F54.png


Comparing that to Supercharger (CHADeMO is dotted curves)
70F34ECF-FDCD-401A-A118-F1DA802CD6A9.png


More fun with graphs at: Chassis CAN Logging To ASCII Text Plus Graphing