Free Chlorine

ACCEPTABLE MINIMUM: 1
IDEAL: 2-4
ACCEPTABLE MAXIMUM: 8

PH

ACCEPTABLE MINIMUM: 7.2
IDEAL: 7.6-7.8
ACCEPTABLE MAXIMUM: 8.0

Total Alkalinity

ACCEPTABLE MINIMUM: 50-60
IDEAL: 60-80
ACCEPTABLE MAXIMUM: 80-90

Calcium

ACCEPTABLE MINIMUM: 250-350
IDEAL: 350-550
ACCEPTABLE MAXIMUM: 550-650

Cyanuric Acid

ACCEPTABLE MINIMUM: 30-40
IDEAL: 40-50
ACCEPTABLE MAXIMUM: 50-60

Salt

ACCEPTABLE MINIMUM: 0
IDEAL: 3,600
ACCEPTABLE MAXIMUM: 4,500