Shade balls

1 mention

Small hollow polyethylene spheres (4-inch diameter) coated with UV-blocking chemical and hermetically sealed with water inside. Designed to cover reservoir surfaces to prevent water evaporation and algae growth. Each ball costs 36 cents and is expected to last up to 25 years.

Often mentioned with · Organizations

Orange Products

company 1 mention

Los Angeles Department of Water and Power

gov USA 1 mention

Environmental Protection Agency

Environmental protection and regulation

gov United States 1 mention

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Often mentioned with · Technologies

Small hollow polyethylene spheres (4-inch diameter) coated with UV-blocking chemical and hermetically sealed with water inside. Used to cover reservoir surfaces to prevent evaporation and algae growth.

Often mentioned with · Locations

Often mentioned with · Projects

L.A. Reservoir Shade Balls Water Quality Project

A water conservation project involving the deployment of 96 million shade balls into the L.A. Reservoir to prevent water evaporation and algae growth. The project is part of California's response to its ongoing drought.

completed 1 mention

Often mentioned with · Facilities

In the news (1)

Shade balls help water conservation efforts in California

10 years 10 months ago

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