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What is wrong with the Lincoln Memorial Reflecting Pool?

Explaining the algae, peeling paint and vandalism troubles at the Lincoln Memorial Reflecting Pool.

World

What is wrong with the Lincoln Memorial Reflecting Pool?

A dead duckling floating in green, algae-fouled water. Peeling paint that a former Olympic canoeist was arrested for touching. A $14m (£10.5m) renovation that seems to have made things worse. This is the state of the Lincoln Memorial Reflecting Pool in Washington DC, one of America’s most iconic landmarks, just weeks before the country’s 250th independence day celebrations on 4 July.

The Reflecting Pool is the long, narrow stretch of water between the Lincoln Memorial and the Washington Monument on the National Mall. Built in the 1920s, it measures 2,030ft (619m) and has long been prone to leaks, structural deterioration, faulty pipes, algae growth and bird droppings. But in 2025, the Trump administration launched a $13m-14.2m renovation to prepare the pool for the 250th anniversary of the signing of the Declaration of Independence. The work included draining the pool, repairing the structure and applying a fresh coat of blue paint. On paper, the pool should have looked pristine by summer 2026. Instead, it has become a symbol of something gone badly wrong.

Explaining the algae, peeling paint and vandalism troubles at the Lincoln Memorial Reflecting Pool.

Within months of reopening, the water turned bright green due to algae blooms, and the new paint began peeling from the bottom of the pool in large strips. Photographs shared by media and park visitors documented the damage. The National Park Service has been using vacuums to try to remove the algae. Trump claimed the problems were partly due to vandals, writing on Truth Social that “work will begin immediately on fixing the seriously vandalized Reflecting Pool” after he inspected it from a helicopter on his return from Camp David. He said the pool might need to be drained and refilled for a second time this month.

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The vandalism claims led to a crackdown. US Attorney for Washington DC Jeanine Pirro vowed to aggressively prosecute anyone caught damaging the pool. According to a senior Trump administration official, five people were arrested for vandalism and five more were issued citations by police on one Saturday night. Fourteen police reports were filed in total, including one about a 250ft gash allegedly cut into the pool’s facade. Among those arrested was David Hearn, a three-time Olympic canoeist, who told the Washington Post he was simply touching one of the peeling pieces of paint to feel it when police apprehended him. US Park Police did not confirm the arrest figures.

Why does this matter for UK readers? The Lincoln Memorial Reflecting Pool is one of the most recognisable landmarks in the world, seen by millions in films, photographs and TV broadcasts. Its condition reflects the challenges of maintaining aging public infrastructure on a tight schedule. The fact that a duckling was found dead in the pool – the cause unknown – added a tragic dimension to what had already become a running joke in Washington. The pool is also a symbol of how political pressure to finish a project by a fixed date (the 4 July anniversary) can lead to corners being cut and expensive rework being needed.

Q: Why does the Reflecting Pool keep turning green? The green colour is caused by algae, which thrives in warm, nutrient-rich water. The pool has long been plagued by algae, likely exacerbated by bird droppings and the recent renovation. The new blue paint may also have altered the water chemistry, making it harder to control the algae.

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Q: Who is being arrested and why? Five people were arrested for vandalising the pool, including Olympic canoeist David Hearn, who said he was only touching the peeling paint. Another five received federal citations. Authorities claim one person cut a 250ft gash in the pool’s facade with a blade. The US attorney has vowed to prosecute all vandalism cases “to the full extent of the law.”

Q: Will the pool be fixed in time for 4 July? Trump said repairs will begin “immediately” and be done “as quickly as possible.” But the pool may need to be drained and refilled again, which is a time-consuming process. It is unclear whether it will be fully operational for the 250th anniversary celebrations.

What happens next? The National Park Service and contractors will begin repair work, likely involving draining the pool again. The Trump administration is under pressure to have the pool looking pristine by 4 July. The arrests and legal proceedings will continue. Meanwhile, visitors to the National Mall will continue to see a landmark that is a long way from the picture-postcard image expected for America’s birthday.

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