Aside from the peeling of the waterproof coating, the reflecting pool has been plagued by an algae bloom, a persistent problem due to Washington’s high heat during the summer and the pool’s shallow depth, which creates an ideal biological incubator. Previously, the Obama administration spent approximately $34 million trying to solve those problems, but failed to keep the algae from growing.
Last month, the reflecting pool turned from blue to green days after the renovation was complete, and contractors were seen pouring bottles of hydrogen peroxide into the pool in an attempt to kill the algae.
During the interview, Burgum also said the green algae that was permeating the pool has now been fixed, thanks to nanobubbler technology that pumps tiny ozone bubbles into the water to damage algae’s cells. In April, the contract was awarded to Green Water Solutions, a water purification company from Ohio also known as Greenwater Services, without a bidding process, for $1.7 million.
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