Not all, but the vast majority are open.
Most are
Last November when we were there only one down by campsite 123 was not working. They had Porta Johns there, short drive to nearest shower. Wasn't a big deal. Love that park.
Most
I was there a week ago. Both restrooms were fully functional . By the shelter area. One new restroom was not by the camp site area. But was soon to be functional.
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