A Boat Tour Of A Reservoir Filled With 96 Million Black Plastic Balls Ninety six million. that's how many black plastic 'shade balls' it takes to cover the los angeles reservoir. why, you ask? well, despite what has often been reported as the main purpose of these balls, the idea didn't actually start with just protecting the reservoir from evaporation. in a new episode from veritasium, derek muller investigates. For most reservoirs, floating covers are a more effective solution than shade balls, but when it came to the 175 acre los angeles reservoir, the installation of a traditional floating cover would have been ludicrously expensive, to the tune of $250 million. hence why los angeles found a cheaper way to go.
The Reason This Reservoir Is Covered In 96 000 000 Black Balls I took a boat through 96 million black plastic balls on the los angeles reservoir to find out why they're there. the first time i heard about shade balls the. This means shade balls would need to stay on the los angeles reservoir for at least a year or more to save water. depending on exactly where the shade balls are made, it could take up to 2.5 years. By jill wallitschek. in 2015 the los angeles department of water and power went viral when it unleashed 96 million shade balls into the los angeles reservoir. the 175 acre reservoir served to store 3.3 billion gallons of treated drinking water. shade balls were previously introduced to three other reservoirs in the la area between 2008 and 2012. Los angeles has turned its main reservoir into a giant ball pit. city officials hope millions of “shade balls” released into the los angeles reservoir will save water in the midst of the worst.
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