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Forum: Dealing with Algae & Slime

Green & slimey, mustard lined, pink in the pipes, black algae mats; Green Treat, Yellow OUT, Yellow Treat, copper algaecides, & more.

  1. Sticky Thread Sticky: Dealing with mustard algae

    Mustard algae tends to be very chlorine resistant, and tends to reoccur. Most algaecides are ineffective against it. There are several options, but...

    Started by PoolDoc‎, 06-18-2014 09:29 AM
    • Replies: 1
    • Views: 22,573
    04-22-2020 03:57 PM Go to last post
  2. Sticky Thread Sticky: Algae . . . or something else? Recognizing & treating pool algae successfully.

    _____________________________________ Algae . . . or something else? Recognizing & treating pool algae successfully. this post . ] ...

    Started by PoolDoc‎, 06-24-2018 07:18 PM
    • Replies: 5
    • Views: 18,229
    06-25-2018 11:19 AM Go to last post
  3. Sticky Thread Sticky: FAQs & Guides: Dealing with Algae

    ____________________________________ FAQs & Guides: Dealing with Algae Algae . . . or something else? Recognizing & treating pool algae...

    Started by PoolDoc‎, 06-24-2018 05:18 PM
    • Replies: 0
    • Views: 5,237
    06-24-2018 05:18 PM Go to last post
  1. Ongoing fight with mustard algae

    I have been vacuuming to waste and every time I turn the pump back on it see what appears to be the dust of the algae coming back in thru the jets...

    Started by smoovie‎, 09-06-2015 11:01 AM
    • Replies: 1
    • Views: 11,730
    09-06-2015 11:57 AM Go to last post
  2. Concrete pool - Black spots (Maybe Algae) ??? Need Help

    Post is edited. so I did a little more research and found out I do in fact have black algae. I live about 10 minutes from the Gulf of Mexico, and...

    Started by Wraypau‎, 05-28-2015 01:27 PM
    • Replies: 7
    • Views: 16,176
    08-24-2015 12:58 PM Go to last post
  3. Black algae, DE & sand filter, proper brush for old concrete

    Hello and thanks very much for this forum. I'm brand-new to the forum and pretty new to the care of the pool at my house...please bear w/my basic...

    Started by mauisal‎, 10-13-2014 05:52 PM
    • Replies: 1
    • Views: 2,739
    08-02-2015 05:02 PM Go to last post
  4. Pool had a lot of algae and now finally balanced and algae gone but

    The water near the steps.. about 3.5 feet is clear but the deep end of it.. 11ft portion still remains cloudy. I put an algaecide and that cleared...

    Started by phillipjko‎, 08-01-2015 11:34 PM
    • Replies: 0
    • Views: 10,823
    08-01-2015 11:34 PM Go to last post
  5. The green algae tint that will not go away

    In 17 years of opening this 20x40 vinyl pool (guessing around 30k gallons), I've never had as stubborn a problem with clearing the water as this...

    Started by Orion‎, 06-21-2015 08:58 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 21,350
    07-23-2015 04:58 PM Go to last post
  6. Adding Borax to Make your Pool Resistant to Algae

    ------------ IMPORTANT: BORAX WILL *NOT* ELIMINATE ALGAE ---------- ----------------------------- It just makes it easier to control....

    Started by PoolDoc‎, 08-06-2012 07:52 AM
    • Replies: 2
    • Views: 116,547
    06-17-2015 12:37 AM Go to last post
  7. Talking Success! Well, sort of

    Had a yucky pool--green with tadpoles and maybe a dead squirrel. Bought bags of dichlor to raise cya, and also using the BBB method. Got out as...

    Started by RobynUofA‎, 06-07-2015 04:24 PM
    • Replies: 1
    • Views: 8,818
    06-08-2015 01:14 AM Go to last post
  8. I don't think I got the right stuff

    Hi, I've got the beginning of an algae problem. I'm working pretty constantly to keep it at bay, but the surface of the pool is generally going a...

    Started by SL Dan‎, 05-27-2015 12:01 PM
    • Replies: 9
    • Views: 12,951
    06-05-2015 11:06 PM Go to last post
  9. CYA over 100 with yellow/mustard algae

    Hi, and thanks for the great forum. I've been reading for several weeks and finally decided to register and ask a question. I recently converted...

    Started by MikeM‎, 07-18-2013 10:44 AM
    6 Pages
    1 2 3 ... 6
    borates, hic2, mustard algae, phosphate remover, sticky, sticky-phosphate
    • Replies: 56
    • Views: 48,527
    06-02-2015 11:06 PM Go to last post
  10. white mold in hot tub

    We hadn't used our salt water hot tub by hot springs hot tub for over 2 months. Water had been replaced last time and balanced. Just went to use it...

    Started by wishIcould‎, 11-24-2014 08:11 AM
    • Replies: 4
    • Views: 15,294
    05-19-2015 10:24 PM Go to last post
  11. Can I run Pentair Pump without cartridge filter?

    I have a huge algae bloom that I need to kill and clear out. This is a 25,000 gallon in ground pool and Pentair 4 cartridge filter. I cleaned the...

    Started by nomar116‎, 12-21-2014 02:50 AM
    • Replies: 4
    • Views: 15,659
    12-27-2014 08:14 PM Go to last post
  12. Green pool with clogged sand filter after 2 weeks out of town

    Sorry about writing on http://www.poolforum.com/pf2/showthread.php/25463-Help-with-sizing-new-filter/page2 Pump is working normal again after ...

    Started by jtran69‎, 10-01-2014 09:59 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 30
    • Views: 20,157
    10-26-2014 08:33 PM Go to last post
  13. New Salt System, algae is recurring regularly

    In the past I have been a firm believer in the PoolForum, have used it often and have been a contributor. Previously I was using a BBB method and...

    Started by jhk49‎, 10-09-2014 03:48 PM
    6 Pages
    1 2 3 ... 6
    • Replies: 51
    • Views: 28,904
    10-21-2014 08:12 PM Go to last post
  14. Algae everywhere

    Friend's inherited pool: ~16K IG totally faded and wrinkled vinyl. Neglected by former owners. Closing 9/23, Tuesday. Too broke fixing house problems...

    Started by FormerBromineUser‎, 09-19-2014 02:54 AM
    • Replies: 5
    • Views: 7,703
    09-23-2014 06:40 AM Go to last post
  15. Question The Use of Chlorinator pucks

    I posted a thred during the weekend concerning "How Much Bleach According to the Ben's Best Guide Chart?" Got a couple great responses. My next...

    Started by StevenHumphrey‎, 08-26-2014 11:04 AM
    • Replies: 2
    • Views: 6,550
    08-26-2014 01:05 PM Go to last post
  16. Do I have the start of algae?? (22' AG Intex Pool)

    Hello, I just got my pool earlier this year and it is been trouble free so far thanks to all the help I've gotten here on how to maintain it. ...

    Started by Jewlz‎, 08-24-2014 10:30 AM
    • Replies: 3
    • Views: 6,853
    08-25-2014 08:21 PM Go to last post
  17. How Much Bleach According to the Ben's Best Guide Chart?

    My pool is still green but I have hope. I am waiting for the Taylor test kit - K2006 - but in the meantime I tested with a test strip. My pH and...

    Started by StevenHumphrey‎, 08-23-2014 08:45 PM
    • Replies: 4
    • Views: 7,689
    08-24-2014 10:55 AM Go to last post
  18. Full tile pool surface, heavy green algea in grout lines

    I am looking to buy a home with a 20 year old tile bottom pool. The grout between the tile is green green green with algae. The pool is maintained...

    Started by poolsarefun‎, 08-18-2014 07:47 PM
    • Replies: 1
    • Views: 4,554
    08-23-2014 09:06 AM Go to last post
  19. Unhappy Test Results are in :(((

    Hi I have a 10,000 gal inground fresh water pool. Purex Clean and Clear 320 Cartridge type filter. 1 hp pump, also a connected (discharges to the...

    Started by MattinAZ‎, 08-05-2014 11:51 AM
    4 Pages
    1 2 3 ... 4
    sticky, sticky-bbb
    • Replies: 36
    • Views: 17,420
    08-23-2014 07:44 AM Go to last post
  20. Opening Algae Problem

    I have an 18X36 ~25000 gallon in-ground vinyl pool that has a mesh cover. I've only owned a pool for about 3 years now. Still learning. My problem...

    Started by skinney1086‎, 05-20-2014 10:32 AM
    2 Pages
    1 2
    sticky, sticky-phosphates, sticky-winterize
    • Replies: 11
    • Views: 11,152
    08-22-2014 02:58 PM Go to last post
  21. Cloudy water with a green tint?

    Hello All, I started the season with a new Summer Escapes pool, 15'x42", approx 3800 gallons per the literature. I've had a few issues leading up...

    Started by Tobeshoreknot‎, 08-17-2014 02:10 PM
    • Replies: 6
    • Views: 10,538
    08-22-2014 02:01 PM Go to last post
  22. BBB Fan with mustard algae in Intex pool

    I have a 13,000 gallon Intex metal frame pool, 24" round, and have been utilizing the BBB method this summer with much success until recently. I live...

    Started by CherieMc‎, 08-18-2014 10:42 PM
    • Replies: 8
    • Views: 7,992
    08-21-2014 06:32 PM Go to last post
  23. Crazy Cat Lady's Murky algae pool

    Morning Pool people I'm not sure how to post as I haven't been on in awhile. Current problem is a mountain dew green pool that won't clear. I...

    Started by crazy cat lady‎, 07-26-2014 08:25 AM
    2 Pages
    1 2
    • Replies: 12
    • Views: 9,092
    08-17-2014 08:17 AM Go to last post
  24. Algae Blooms Even Happen to Mods!

    We came home late last night after a month in .... well, I won't torture you with where we were, but it was private, it was on a beach, and the water...

    Started by CarlD‎, 08-07-2014 08:06 PM
    3 Pages
    1 2 3
    • Replies: 26
    • Views: 13,441
    08-15-2014 09:09 AM Go to last post
  25. Fighting a swamp!:O(

    OK, sadly in my first battle of the green water. Since I started here my water has been great. Then last week we had a strong winds then storms come...

    Started by mcbdz‎, 07-28-2014 09:49 AM
    2 Pages
    1 2
    • Replies: 11
    • Views: 7,607
    08-12-2014 08:15 PM Go to last post
  26. I think I have Black Algae

    My pool is: Crystalcrete Outdoor / unscreened 17,000 gallons Salt generator 12 years old Hayward C1750 Cartridge filter My...

    Started by shorembo‎, 07-25-2014 01:11 PM
    • Replies: 5
    • Views: 6,356
    08-10-2014 01:06 PM Go to last post
  27. Mustard Algae on pool walls

    Hi, Last night I found patches of light yellow something in 10-12 different spots on my (30,000 gallon) gunite pool walls. Aggressive brushing...

    Started by Kayakersmith‎, 08-09-2014 11:08 AM
    mustard algae
    • Replies: 1
    • Views: 4,823
    08-09-2014 03:36 PM Go to last post
  28. Green powdery algae on bottom of pool

    My water is clear, I have shocked tested levels etc. I vacuum to waste and the next day there is more green to vacuum out. I keep doing this then a...

    Started by Jeff618‎, 07-30-2014 08:30 PM
    • Replies: 3
    • Views: 7,205
    08-08-2014 11:59 AM Go to last post
  29. Yellow mustard algae & Yellow Out vs Yellow Treat vs Mustard Master

    I take care of a 60,000 gallon swimming pool. There is no evidence of yellow mustard or any algea in my pool the pool is crystal clear and tests...

    Started by angiedubberke‎, 08-04-2014 10:38 AM
    • Replies: 1
    • Views: 33,701
    08-04-2014 12:52 PM Go to last post
  30. Algea and high chlorine

    Since I joined this site my pool has been awesome. But now I am facing green pool. My ph is 7.5 and my chlorine is off the charts even though I...

    Started by crandies‎, 07-27-2014 07:09 PM
    • Replies: 9
    • Views: 7,840
    07-28-2014 04:13 PM Go to last post

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