You can get a GPS beacon that continuously sends your location to someone you trust. Nomatter if there is phone service. Some even let you send text messages.
I never go boating or into the bush alone without one.
What model do you own?
I’m on it! He’s getting one for Christmas...maybe sooner - he’s heading to CO to hunt Elk end of October - but that’s an area he’s been to quite a number of times.
Lots of NOTHING out there, no deep cover, and no steep drops off the side of a cliff! ;)