Why is the paint peeling off the Lincoln Memorial Reflecting Pool? An investigation

After algae clean-up effort, Reflecting Pool's painted blue bottom is peeling - UPI.com

The $15M renovation of the Lincoln Memorial Reflecting Pool, featuring an "American Flag Blue" bottom coating, has failed as paint peels within weeks despite nanobubble and hydrogen peroxide algae treatments. Bypassing standard environmental review protocols under White House pressure left the project vulnerable to technical failures—inadequate surface prep or water infiltration that preliminary validation would have identified.