Hydrogen Peroxide Poured Into Green Reflecting Pool After Trump’s $14 Million Renovation

BreakingBusinessBreaking NewsHydrogen Peroxide Poured Into Green Reflecting Pool After Trump’s $14 Million RenovationByZachary Folk,Forbes Staff. I cover breaking news.Follow AuthorJun 16, 2026, 04:16pm EDTToplineWorkers were once again spotted trying to clean up the algae bloom that turned the Lincoln Memorial Reflecting Pool a sickly shade of green despite President Donald Trump’s recent $14.2 million renovations—this time resorting to dumping containers of 12% hydrogen peroxide into the pool.The Trump administration spent about $14.2 million on renovations to the Reflecting Pool, including painting it “American Flag Blue.”Copyright 2026 The Associated Press. All rights reserved.Key FactsThe Department of the Interior told multiple outlets hydrogen peroxide was a “milder treatment than chlorine and is used in spas and specialty pools like natural swimming pools,” and it would have no adverse effect to wildlife that use the Reflecting Pool.It remains unclear how effective the treatment will prove in the long run—aerial photos of the Reflecting Pool taken later Tuesday show signs the algae was dissipating from the sides of the pool, but remained clumped together in the center.Department of the Interior spokesperson Katie Martin told Forbes on Monday the Trump administration was using “nanobubbler technology” that has already “successfully destroyed the algae bloom that has plagued every pool reopening since 1922.”The department previously blamed the resurgent algae on “residual” algae from supply lines, which bring water to the pool from the Tidal Basin, a nearby inlet of the Potomac River.X (Formerly Twitter)bob kovach on X (formerly Twitter): "This morning at the reflecting pool pic.twitter.com/uygkbcn7Mn / X"National Parks Service workers use a vacuum to clean the Reflecting Pool on Tuesday.Getty ImagesAn aerial view of the Reflecting Pool on Tuesday, June 16.Copyright 2026 The Associated Press. All rights reservedChildren watch ducks in the Reflecting...