It’s bad enough to discover green algae in your pool. But black algae? Get ready, because you have some serious pool cleaning to do. And no one should swim in your pool until it’s gone. The good news: it’s totally possible to kill black algae. Here is a stepbystep guide on how to get rid of black algae in your pool for good.

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⏰ Timestamps:
00:00 Introduction to How To Get Rid Of Black Algae
00:24 What Is Black Algae And Why Is It In Your Pool
00:53 Is Black Algae Harmful?
01:11 What Does Black Algae Look Like?
02:14 How To Kill Black Algae
02:54 Step 1. Clean Your Filter
03:19 Step 2. Test And Balance Water
03:52 Step 3. Brush Your Pool
04:21 Step 4. Scrub Black Algae Spots
05:08 Step 5. Brush Your Pool Again
05:19 Pool Care Course
06:03 Step 6. Quadruple Shock Your Pool
06:49 Step 7. Run Your Pump
07:00 Step 8. Brush Your Pool AGAIN
07:19 Step 9. Clean Your Filter Again
07:43 Step 10. Shock The Pool Again
07:56 Step 11. Run Your Pump Again
08:07 Step 12. Brush Your Pool AGAIN!
08:19 Step 13. Test And Balance Water
08:31 Step 14. Keep An Eye Out For Leftover Black Algae
08:55 How Do You Prevent Black Algae?

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Swim University has made swimming pool and hot tub care easy for more than 10 million homeowners. And each year, we continue to help more people with water chemistry, cleaning, and troubleshooting. We know taking care of a swimming pool or spa can be difficult. And it’s hard to find a trusted source of information. We get it! This is the reason we created Swim University.

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