The answer to 'why is my bathtub leaking water' is that there are several common causes, including worn or damaged seals, cracks in the tub, loose connections, and issues with the drain. Symptoms may include water pooling around the tub, drips or leaks, and water damage to the floor or walls. Solutions can range from simple DIY repairs to more complex plumbing work that requires a professional.
If the leak is coming from around the drain or overflow opening, the drain seal or gasket may need to be replaced. For cracks or chips in the tub itself, the damaged area may need to be repaired or the tub may need to be replaced. Loose connections at the plumbing fittings can also cause leaks and may require tightening or replacement of washers and gaskets. In some cases, the entire plumbing system may need to be inspected and repaired by a licensed plumber.