An animal exercising treadmill and waste disposal apparatus including a parallelepiped platform having side walls, a front wall, a rear wall, and a hollow interior base. Each of a pair of rollers, a drive roller, a tension roller, and a plurality of support rollers is disposed between the front wall and the rear wall within the hollow interior base. A conveyor belt is connected to the first pair of rollers, the drive roller, the tension roller and the support rollers. A motor assembly rotates the rollers. Each of a removable solid waste container, a second liquid waste reservoir, and a third water reservoir is disposed within the hollow interior base below the conveyor belt. A collection plate disposed within the hollow interior base collects waste, and a pair of spray nozzles is configured to rinse the conveyor belt.