hydrogen peroxide

Reflecting Pool Disaster Mounts After $14 Million Renovation

Despite efforts by the Interior Department to combat a growing algae problem using hydrogen peroxide and nanobubble ozone technology, the chosen treatment has proven ineffective. The 12 percent hydrogen peroxide concentrate, identified as the cause of the issue, not only failed to eliminate the algae but has also caused the pool’s paint to peel and significantly elevated phosphate levels. These unintended consequences have drawn negative attention to the project, which is now expected to appear worse by the time of the America250 celebration.

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Trump Administration’s Algae Battle in Reflecting Pool Fizzles

Following its recent $14 million renovation, the Lincoln Memorial Reflecting Pool has succumbed to an algal bloom, turning its “American flag blue” bottom chartreuse. Despite park service efforts utilizing chemicals and ozone nanobubbles, the pool’s scale and its water source from the Tidal Basin present significant challenges, issues that have historically plagued the site. Experts note that the darker pool bottom may also be contributing to the algae’s accelerated growth, complicating efforts to maintain its intended azure appearance.

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