What's Happening With Your Septic System? Talk to a septic company in Rathdrum, Coeur D'alene & Post Falls, ID Do you have a clogged drain? Is your septic tank leaking into your yard? Whatever problems you're dealing with, you can turn to the experts at Drains Plus. We provide septic system service for residential and commercial clients in Rathdrum, Coeur D'alene, Post Falls, ID and surrounding areas. You can turn to us for a wide range of services, including: