Last year it took 13 park workers a day and a half to clean up the 6.2-acre park.
"People used to try to bathe in it," a park worker said.
Last year, about 11,000 people turned out during the three-day Memorial Day weekend, park workers said.
There was really no money in the city budget to hire enough police or park workers to clean it up.
"It's very dangerous, dirty, hard work for our park workers to clean the slopes," he said.
In this three-day holiday weekend, that mostly meant park workers.
Outside groups are still paying the salaries of all the park workers in Congo.
On holidays such as the Fourth of July, park workers often have to turn people away.
First to a married, 26-year-old park worker at a campground where her father stayed.
A couple of days later, she soon told him she was pregnant by the park worker.