Happy Flag Day AND “biodegradable green dye into Rock Creek to locate and observe the outfalls along the creek” Day!! (to those who celebrate)

From DC Water:

“On Friday, June 14th DC Water will introduce non-toxic, biodegradable green dye into Rock Creek to locate and observe the outfalls along the creek. This will cause creek water to become green. Moving water will flush and disperse the dye throughout the day.”