Tumwater Drilling & PUMP INC is a full service water well resource. We specialize in professional well drilling service, pumps sales & installation, water treatment & conditioning and retail shop. We have been serving Chelan, Douglas, Grant and Kittitas counties since 1974. Our fleet consists of two air rotary drill rigs, two pump hoist trucks and a water treatment truck. We also have a retail shop and a pipe yard in Dryden, WA to meet your irrigation pipe, sprinkler, PVC sewer pipe, PVC electrical conduit and filtration needs. We can give you water treatment evaluation free of charge by bringing in a sample of water in our shop. Thank you for your interest in Tumwater Drilling and PUMP INC!