The bolts for keel are not damp. The area around keel cable is also dry.

I have a 1984 Mac 25. I just bought it. I sanded the bottom and painted it and did not notice any cracks or holes. I just launched it a week ago. I have a leak that appears to be coming from the through hull knot meter or under the portapotty. I keep the boat in the water at a marina. I get about a ...