Does your septic system start to stink or overflow? Does it make irritating noise? Your lift pump may be the culprit. Your septic system may need to lift waste water from a lower pressure area to a higher pressure area to overcome gravity and spatial concerns. A lift pump is used to pump waste to filtering drain fields. The malfunction could cause waste outflow issues. You may check for possible problems and potential causes for such malfunction: Leaks You probably have faulty valve, which cracked or worn down, that does not create enough pressure. This causes waste water to leak back into the septic system. Such leaks could emit a foul odour in the area. Float Issues The pump will not run when the float, which is used to detect sewage levels, is damaged or stuck. Extra Water The pump cannot fully clear the tank in time when there is a problem in a time-dosed system that adds water too quickly. This will result to ...