Stock Quotes in this Article: CWCO, TTEK

 The following commentary comes from an independent investor or market observer as part of TheStreet’s guest contributor program, which is separate from the company’s news coverage. The opinions expressed are those of the author and do not represent the views of TheStreet or its management.

SAN FRANCISCO (Stockerblog) -- The leakage of radioactive substances into the Japanese water supply has drawn attention to water quality and accessibility. According to a study published in the Proceedings of the National Academy of Sciences, almost a billion people will not have enough water by the year 2050.


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    This is causing investors to look at desalination, also referred to as desalinization and desalinisation, which could be one of the leading industries in the next decade, along with water purification. Some major companies, such as Siemens (SI) and General Electric (GE), have water desalination divisions that make up a small part of their businesses, but there are other companies that are more of pure plays in the industry.

    At, we have compiled of over twenty companies involved in the treatment of water, a dozen of which pay yields above 1%.

    Consolidated Water (CWCO) is one of the purest plays in the sector. It operates seawater desalination plants and other water services in the Cayman Islands, the Bahamas, Belize, the British Virgin Islands and Bermuda, using reverse osmosis technology to convert seawater to drinkable water. The stock trades at 17 times forward earnings and pays a decent yield of 2.8%. The company has raised its dividend in eight of the last ten years.

    Tetra Tech (TTEK) designs and builds desalination systems that use seawater, brackish water, and reclaimed wastewater sources to help increase water supply, and has been designing desalination plants in Florida since the 1990s. It also designed the first California desalination plant, the Corona Temescal Desalter. The stock trades at 15 times forward earnings. Earnings for the latest quarter were up 19% year over year.

    To access a free list of all the stocks involved in desalination and purification, which can be downloaded, sorted, and updated, visit

    At the time of writing, author had no positions in stocks mentioned.

    Fred Fuld III, the publisher of stock and bond investing blog Stockerblog and founder of WallStreetNewsNetwork, has been in the financial services industry for over 20 years, working as an investment advisor, options market maker at the Pacific Stock Exchange, vice president of a San Francisco money management firm, university faculty member and wholesaler for the New Alternatives Fund (the first environmentally conscious mutual fund). He is the author of the books Investing in Brazil Stocks and The Green Light on Green Stocks.