Contact Environmental Health or call (509) 886-6450.

This year marks the 100th anniversary of one of the most significant

public health advances in US history—the disinfection of drinking water.

Since 1908, much of America’s drinking water has been disinfected

to protect us from waterborne infectious diseases.

Drinking Water                     

Clean drinking water is one of the world's most precious resources.    

Access to Safe Drinking Water

• Monitor bacteriological quality of drinking water
• Evaluate private drinking water supplies
• Review plans for new small water systems
• Evaluate water systems for home loans or property sales