home   |   contact us   |   sitemap  
company
  services
  products
  education
  projects
  resources
  information forum

  AQUATIC ENVIRONMENTAL SYSTEMS, INC.
  Toll Free: 1-800-833-7665
  Local: 480-947-3400
  Fax: 480-947-3414
  Email: webmaster@aes-sw.com
Water Chemistry Guidelines home resources Water Chemistry Guidelines
Parameter Minimum Ideal Maximum Pool Type
Free Chlorine (ppm) 1.0 2.0 - 4.0 5.0 Pools, Water parks
2.0 3.0 - 5.0 10.0 Spas
Combined Chlorine (ppm) 0.0 0.0 0.2 Pools, Water parks
0.0 0.0 0.5 Spas
Total Bromine (ppm) 2.0 4.0 - 6.0 10.0 All Types
PHMB (ppm) 30 30 - 50 50 All Types
pH 7.2 7.4 - 7.6 7.8 All Types
Total Alkalinity (ppm) 60 80 - 100*
100 - 120**
180 All Types
Total Dissolved Solids (ppm) NA NA 1,500 over start-up All Types
Calcium Hardness as CaCO3 (ppm) 150 200 - 400 1000.0 Pools, Water parks
100 150 - 250 800.0 Spas
Heavy Metals None None None All Types
Visible Algae None None None All Types
Bacteria None None Local Code All Types
Cyanuric Acid (ppm) 0.0 30 - 50 Local Code All Types
Ozone (ppm) - - 0.1 Over 8 hr time wtd. Avg. All Types
Temperature °F 78 °F 80.5 °F 82 °F Competition Pools
Personal Preference Personal Preference 104 °F Spas
Personal Preference Personal Preference 104 °F Other Pools

** calcium hypochlorite, lithium hypoclorite or sodium hypochlorite
*** sodium dichlor, trichlor, chlorine, gas or BCDMH

 newsletter signup
  
newsletter archives   
  tech tips archives
  newsletter archives
  common calculations
  chemical adjustment chart
  conversion chart
  fecal response
  ask the expert
  health code links
  msds
  cross word puzzle
  water chemistry guidelines