McMullen Water Systems - family owned and operated since 1976 CONTACTS: President: Scott McMullen Office Manager: Kathy McMullen Service Technician: Justin McMullen Service Technician: Shawn McMullen McMullen Water Systems is based in St. Helens, Oregon, the heart of Columbia County. Our history ref...

Water well drilling McMullen Water Systems opened its doors in 1976 as a well drilling company. McMullen technicians are licensed well drillers with decades of experience. Our projects include: Residential well drilling and service Commercial well drilling and service Municipal well drilling and ser...

McMullen Water Systems: a name you know - water you can trust Nothing is more important to your overall health than water. But did you know that less than 1% of the world's water is safe for human consumption? The water that flows through your faucets, pipes and fountains, water that you use and dep...

Water treatment solutions. No matter how good your water is at the source, by the time it gets to your home it may have picked up numerous unwanted minerals, chemical compounds and other pollutants. Methods used to improve the quality of water are referred to as treatment or condi-tioning. What is t...

McMullen Water Systems: a name you know - water you can trust Nothing is more important to your overall health than water. But did you know that less than 1% of the world's water is safe for human consumption? The water that flows through your faucets, pipes and fountains, water that you use and dep...