someone added Cyrtal Blue to a pool we are trying to open - the water is almost black

I have an inground pool and have been trying to get it cleans for 2 weeks. We have had the water tested recently and the PH level and clorine levels are okay. We can see...

Hi all,
My husband and I are working to get my father-in-law's pool up and running for the season. My father-in-law did not winterize the pool at the end of last season,...

Okay, so we have a cage surrounding our pool that is flat on top and we have alot of trees around. Hence we get alot of debris, pollen and leaves that end up on top of...

Problem : Pool is blue, but cloudy. Especially in the deep end.

FC : We used Bromine. The bromine level is 4.
TC : Again. Bromine.
pH : 7.2
TA : 120
CH : 200
CYA...

Problem : Cloudy water incredibly slow to clear after pool opening.

FC :
TC : 7ppm
pH : 7.5
TA : 170
CH :
CYA : 50 (this was done with dip sticks so may not be...

Well i got a job to open up a in ground pool with a sand filter. I've only had experience with saltwater pools. I used a test strip in the nasty green pool and saw there...

I am at my wits end. My pool apparently got a case of algae this Spring. It was cloudy, but is now nice and clear. The PH is fine and Alkinity is a bit high, but that is...

What does baking soda do for a pool? Mine is 15 x 30 and 4' deep. I see baking soda bags in the area of the pool chem supplies. I also have some balance pak 200 left...

I moved into a house with a 24ft above ground pool that from what i gathered wasnt used in years.. I drained it and had to remove about 2ft of sludge and mud build up.....

Hi, I have taken over a house with a pool, in spain, which has had no attention for 18 months!! I removed the cover 12 days ago to find a POND. There was a big algae...

Problem :
I'm a NEWBIE. I was trying to figure out where the filter was for the swimming pool that came with my friends house that she just bought. I finally located it...

Hi,
I need some help please.
Last winter, we emptied our pool almost completely and cleaned it all up the following E
Easter and started again which was fine.
This...

Hi, we are having a lot of trouble with our pool, my husband has had lots of pools but has never had this much trouble before, normally all our pools have been crystal...

the sand filter gets a scum on top of the sand. it dosen't back wash or rinse off. the top has to come off of the filter and the scum physically removed. after you do...

FC : 5
TC : 5
pH : 7.6
TA : 140
CH : 220
CYA : 50
salt level : 4000

My pool : 20 K gal vinyl
Pool chemicals : shock, calcium hardness, algaecide, salt, ph up,...

cloudy water daily after swimmers swim?

Help! We are at wits end. we have had a pool for 25 years and never had this problem. When we opened the pool 4 weeks ago it was dark green water with algae on the...

Problem : Cloudy pool water. Bottom drain is visible. I dispersed liquid flocculant, and vacuumed to waste 3 times. The water cleared pretty well. Today I added 2lbs...