Are there showers? Can we select a site with electricity and water even if we're using a tent?

Yes there are showers in every area, and yes you can definitely set up a tent in any of the areas, our fav is area 4 !

Is the beach sandy or rocky?

Is there cable

Thank you all!!

More importantly there are outside free ( cold water only) showers or pay as you go indoor hot water shower.

Yes and it's a great campground!

Yes