Contractor Members Find drilling contractors and water system pump contractors in your area. Go back to directory. Add to Address Book. Karl Moore M-K Waterwell Drilling Inc Work P O Box 470 Dallesport WA 98617 work Work Phone: 509-767-1342work Work Fax: 509-767-1907workfax Work Email: Water@gorge.netINTERNET Categories: Contractors Updated 4 weeks ago. Become a member or contact us for more information about safe use of ground water resources.