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U.S. Domestic4h 11m ago
The Reflecting Pool on the National Mall, recently renovated by the Trump administration to be 'American flag blue,' has turned dark green due to algae growth.
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National Mall, Washington D.C.
Who
Trump administration, President Donald Trump, Interior Department spokesperson, National Park Service, Interior Secretary Doug Burgum, former Presidents Barack Obama and Joe Biden, Cultural Landscape Foundation, Alexander Kristofcak
What
The Reflecting Pool on the National Mall, recently renovated by the Trump administration to be 'American flag blue,' has turned dark green due to algae growth.
When
Tue, 16 Jun 2026 18:09:19 GMT · 4h 11m ago
Where
National Mall, Washington D.C. ·
Why
Algae growth, spurred by warm temperatures, sunlight, and nutrients, caused the pool's water to turn green shortly after its renovation and despite significant cost.
The Frontline Impact
How this affects you
The quick change in the Reflecting Pool's color, despite a costly renovation championed by President Trump, highlights challenges in maintaining large public water features; it also sparked political commentary.
Story chain
5 events in this thread- U.S. Domestic2h 1m agoThe Trump administration sought to block a court order to restore historical sites across the country ahead of America 250 celebrations on July 4.Open article
- U.S. Domestic4h 11m agoThe Trump administration spent millions renovating the Reflecting Pool on the National Mall to make it "American flag blue" for the nation's 250th anniversary, but the water has quickly turned dark green due to algae growth.Open article
- U.S. Domestic4h 11m agoThe Trump administration's recently repainted Reflecting Pool on the National Mall, intended to be "American flag blue," has turned dark green due to algae growth.Open article
- U.S. Domestic4h 11m agoThe Trump administration spent millions renovating the Reflecting Pool on the National Mall to make it “American flag blue,” but the water has turned dark green due to algae growth.Open article
- Currently Reading4h 11m agoThe Reflecting Pool on the National Mall, recently renovated by the Trump administration to be 'American flag blue,' has turned dark green due to algae growth.