Raise free chlorine
Add liquid chlorine/shock today, run the pump, and brush visible algae spots.
Latest strip photo estimates free chlorine at 0.5-1 ppm. That is too low for warm, outdoor pool water.Add liquid chlorine/shock today, run the pump, and brush visible algae spots.
Latest strip photo estimates free chlorine at 0.5-1 ppm. That is too low for warm, outdoor pool water.Put salt on the shopping list and recheck after the next pump/chlorinator cycle.
Average salt is 3256 ppm; instant salt is 3034 ppm.Brush suspicious dark spots and keep sanitizer up; add a phosphate test when you can.
warm water up to 88F, salt is 3256 ppm, free chlorine is 0.5-1 ppm. Latest strip photo: FC 0.5-1 ppm, pH 7.6-7.8, CYA 30-50 ppm; phosphates not measured.Watch pH drift; this is secondary to getting free chlorine back up.
Latest strip photo estimates total alkalinity at 120-180 ppm.Quick strip check is worthwhile if the water looks off.
Tempest measured about 0.68 in of rain in the last 24 hours.Pool sample: Friday, September 11 at 2:59 PM CDT
Weather sample: Friday, September 11 at 3:00 PM CDT
Features: Spillover off, Fountain off, Pool Returns off, Bubbler on
Closest recent lightning: 5 mi
Latest strip/photo estimate: Sunday, September 6 at 7:04 PM CDT. Strip readings are approximate; phosphates still need a separate test.
These charts explain the action list above.