something ppl seem to be forgetting in the comments is that this area is historically and appropriately a swamp. not only can you NOT engineer your way out of that, but swamps are vital, dwindling natural ecosystems we should be working to save. this should be a native wetland preserve if anything.
Algae resurfaces in reflecting pool after multimillion-dollar fixes
The Interior Department said the algae is residual after supply lines sat dormant for weeks.