Residents living within Eddyville city limits receive water service through the Eddyville Water District. The source of this water supply is a spring and Lake Barkley.
Sewer service is provided.
Residents living within the Kuttawa city limits receive service through the City of Kuttawa. The source of this water supply is Lake Barkley, sewer service is also provided. Other residents living within the county may be in a location to receive service from the Lyon County Water District. No sewer service is available, these residents must use a septic system. On the eastern side of the county residents may have access to natural gas through Western Kentucky Gas Company.