A little less than a year ago our pool started having algae, then a solar pool cover was added to try to avoid heating the pool for a comfortable swimming temperature, though it was never clear enough after that to use. Cover was tossed, close to $1000 was spent on chemicals, but "we" were never able to get it blue again, minus a day or so after large volumes of liquid chlorine &/or di or trichlor shock being thrown in randomly (I'm having a hard time getting exact information.)
A couple months ago the CYA was at about 90, but after the winter rain, these were values on 2/9/15:
FC 0.25ppm, pH 8.4, TA 100, CYA 42, Ca Hardess 625. Then...
2/12/15:
-10:45pm: pH 7.6, FC 17.0, CC 1.5, TC 18.5, Added 0.75 gal muriatic acid & 2.5 gal liquid chlorine
2/13/15:
-9:10am: Fc 10.5. Cc 1.0, Added 1 gal chlorine
-2:50pm: Fc 14.0. Cc 2.0, Added 0.33 gal chlorine
-8pm: Fc 14.5. Cc 2.0, Added 0.25 gal
2/14/15:
-12:15am: Fc 14.5. Cc 3.0, Added 0.25 gal chlorine
-8:30am: Fc 13.5. Cc 1.5, Added 0.5 gal chlorine
-5:45pm: Fc 14.5. Cc 1.5, Added 0.25 gal chlorine
2/15/15:
-11am: Fc 11.0. Cc 1, Added 1 gal chlorine
-3:30pm: Fc 16.5. Cc 1.5
- 5pm: Added 0.25 gal chlorine
-9pm: Fc 16.0. Cc 2.0
2/16/15:
-10:45am: Fc 12.0. Cc 1.5, Added 0.65 gal chlorine
-12:45pm: Fc 18.0. Cc 1.0
-8:45pm: Fc 15.5. Cc 2.0, Added 0.25 gal chlorine
2/17/15:
-10am: Fc 13.5. Cc 2.0, Added 0.5 gal chlorine
-2pm: Fc 15.0. Cc 2.0, Added 0.25 gal chlorine
-9:30pm: Fc 13.5. Cc 2.5, Added 0.5 gal chlorine
2/18/15:
-9:30am: Fc 14.5. Cc 2.0, Added 0.25 gal chlorine
-4:15pm: Fc 15.5. Cc 2.0
2/19/15:
-9am: Fc 12.5. Cc 2.0, Added 0.5 gal chlorine
2/20/15:
-11:30am: FC 11.5
He's about given up at this point (so I turned here for help), because we're about out of testing chemicals, nearly out the $80 in chlorine from Lowe's, and the pool still looks like this, which hasn't really improved at all in several days now:
Thank you!
A couple months ago the CYA was at about 90, but after the winter rain, these were values on 2/9/15:
FC 0.25ppm, pH 8.4, TA 100, CYA 42, Ca Hardess 625. Then...
2/12/15:
-10:45pm: pH 7.6, FC 17.0, CC 1.5, TC 18.5, Added 0.75 gal muriatic acid & 2.5 gal liquid chlorine
2/13/15:
-9:10am: Fc 10.5. Cc 1.0, Added 1 gal chlorine
-2:50pm: Fc 14.0. Cc 2.0, Added 0.33 gal chlorine
-8pm: Fc 14.5. Cc 2.0, Added 0.25 gal
2/14/15:
-12:15am: Fc 14.5. Cc 3.0, Added 0.25 gal chlorine
-8:30am: Fc 13.5. Cc 1.5, Added 0.5 gal chlorine
-5:45pm: Fc 14.5. Cc 1.5, Added 0.25 gal chlorine
2/15/15:
-11am: Fc 11.0. Cc 1, Added 1 gal chlorine
-3:30pm: Fc 16.5. Cc 1.5
- 5pm: Added 0.25 gal chlorine
-9pm: Fc 16.0. Cc 2.0
2/16/15:
-10:45am: Fc 12.0. Cc 1.5, Added 0.65 gal chlorine
-12:45pm: Fc 18.0. Cc 1.0
-8:45pm: Fc 15.5. Cc 2.0, Added 0.25 gal chlorine
2/17/15:
-10am: Fc 13.5. Cc 2.0, Added 0.5 gal chlorine
-2pm: Fc 15.0. Cc 2.0, Added 0.25 gal chlorine
-9:30pm: Fc 13.5. Cc 2.5, Added 0.5 gal chlorine
2/18/15:
-9:30am: Fc 14.5. Cc 2.0, Added 0.25 gal chlorine
-4:15pm: Fc 15.5. Cc 2.0
2/19/15:
-9am: Fc 12.5. Cc 2.0, Added 0.5 gal chlorine
2/20/15:
-11:30am: FC 11.5
He's about given up at this point (so I turned here for help), because we're about out of testing chemicals, nearly out the $80 in chlorine from Lowe's, and the pool still looks like this, which hasn't really improved at all in several days now:
Thank you!