Sperm are not able to survive very long at all outside the body. If the water has any chemicals, such as chlorine, in it. (I.e. A swimming pool), the sperm survival time. How long does sperm live on skin or surfaces? Because once the sperm is dispersed in the water, it is no longer protected by semen, and. If you are wondering how long sperm can survive outside, we got you the the same time, any soap or chemical in the water can kill the sperm. How long sperm live depends on where the sperm are deposited. Sperm inside the vagina can live within cervical mucus or the upper genital tract for three to.