Ceiling water damage can be a frustrating and expensive problem. It can be caused by a variety of factors, including leaks in the roof, plumbing, or HVAC system. Identifying the source of the leak is the first step to repairing the damage and preventing it from happening again. ### How to Tell if Water Damage is New or Old? One of the first things you need to do when you discover water damage on your ceiling is to determine if it is new or old. This will help you narrow down the possible causes of the leak. **New water damage** is typically characterized by: * A dark, wet spot on the ceiling * Water dripping from the ceiling * A musty smell * Buckling or peeling paint * Visible mold growth **Old water damage** is typically characterized by: * A light brown or yellow stain on the ceiling * A dry, crumbly texture to the ceiling * A musty smell * Cracks in the ceiling * Peeling paint If you are not sure if the water damage is new or old, it is best to err on the side of caution and call a professional. A qualified contractor can help you identify the source of the leak and recommend the best course of action for repairing the damage.