Signs that your home may require repiping include frequent plumbing issues such as leaks, noticeable rust in water, reduced water pressure, and discolored water. If your home was built before 1980 and has not had its pipes updated, it's likely that your plumbing system is made of materials prone to corrosion and rusting. It's advisable to have a professional plumber inspect your pipes to determine if repiping is necessary for your Spearfish home.