No water comes out when you turn on a faucet
Only a trickle of water comes out
Water pressure is suddenly much lower than normal
A single faucet or several fixtures in one area stop working
Pipes feel unusually cold to the touch
Frost or condensation is visible on exposed pipes
Strange bulging or swelling is visible on a pipe
Unusual cracking or popping sounds come from pipes
A foul smell comes from drains or faucets when water is turned on
The pipe is located in an unheated or drafty area
The issue happens during or after a hard freeze
Water flow returns briefly and then stops again
The pipe or nearby wall shows signs of leakage after thawing