What Causes Condensation on Cold Water Pipes ... Even though water may run along the pipe for some distance before it begins dripping, I have found that pinpointing a leaky joint is usually ...

Here's what you can do about it. If you turn on a faucet and no water comes out, or if it's running at a trickle, you likely have a frozen pipe, according to AAA and the American Red Cross.

Run a trickle of cold water on each floor at points furthest from your main water service. Remember, moving water prevents freezing! Insulate your pipes, particularly those on the outside of the home.