Earthy-smelling tap water in Tempe has harmless cause
Over the last few days,
Runoff from the Sunflower Fire into the SRP watershed system has increased the particulate matter in
“Algae, particularly blue-green algae, can produce a couple of chemicals that can give off a musty or earthy taste and odor in the drinking water," Nelson said. "It kind of fluctuates depending on the time of year, and it is purely aesthetic. There are no harmful [or] adverse health effects.”
Nelson says because of rain storms in the forecast, the city plans to suspend treating its water with carbon through the end of the week.