The National Drowning Prevention Alliance (NDPA) is the only organization solely dedicated to water safety and drowning prevention. NDPA's mission Is to prevent the tragedy of drowning. The National Drowning Prevention Alliance is a 501(c)3 non-profit organization dedicated to reducing the incidence of drowning and preventing tragedy around water. The statistics are staggering, and drowning doesn’t discriminate. Learn how to keep your family and friends safer around water by implementing layers of protection. United, we can PREVENT the tragedy of drowning.