Pool Algae

Is your pool water turning green, cloudy, or showing stubborn black spots? You have come to the right place.

Algae is the most persistent challenge for pool owners, but it is a battle you can win with the right chemistry. In this section, United Chemical breaks down the science of pool algae removal and long-term prevention. Whether you are fighting a sudden bloom of green algae, scraping away resilient black algae, or dealing with the deceptive “dust” of mustard algae, effective treatment starts with correct identification.

Browse our expert articles below to discover professional-grade algae treatments, learn how to balance your water chemistry to prevent future blooms, and find the specific solution to restore your pool’s sparkle and safety.

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The Lincoln Memorial Reflecting Pool: Why It’s Green and How to Fix It

It’s not every day that pool maintenance hits the national zeitgeist, but the algae bloom at the Lincoln Memorial Reflecting Pool has certainly done it. Lately, our social media has been flooded with (mostly tongue-in-cheek) requests to send a truckload of Yellow Treat to Washing...

The Zombie Algae: Why Mustard Algae Survives Your Shock

It is the most frustrating scenario in pool care. You see a yellowish-brown dust on the floor of your pool. You assume it is sand or dirt. You brush it, and it vanishes into a cloud. The next day, it’s back. So, you shock the pool. The water clears up. You think you’ve won. But [...

The Cost of Recovery: The Economic Case for Preventative Algicides

In the pool industry, there is a common resistance to the use of “extra” chemicals. When a pool pro or a store clerk suggests a preventative algaecide (like our No Mor Problems®), some customers hesitate. They look at the bottle and think, “Why should I spend mo...

Sodium Bromide Algaecide: The Science of Killing Pool Algae

Is your pool turning green despite your best efforts? If you are fighting stubborn blooms—especially resistant strains like mustard algae—standard chlorine shock might not be enough. At United Chemical, we believe in solving problems with science, not guesswork. Many pool owners ...

The Phosphate Panic: Do You Really Need to Worry About Phosphate Levels in Your Pool?

There is debate in the industry regarding how important phosphate levels are in pools. One side says using phosphate removers is an integral part of maintaining an algae free pool, while the other says it’s a total waste of money. In this article we break down the science to give...

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