And honestly, I'd be very wary about dropping my trailer in like Cisco or wherever. Its not quite the San Rafael Swell, but the Colorado Plateau is rather famously deserted. If my entire life was in that trailer, I'd really hesitate to drop it in a place that has signs that say "next services, 70 miles".
At what point do you accept that your EV ethos is incompatible with the rest of the lifestyle you want to lead? Either the lifestyle needs to change or the ethos does.