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Water Treatment for Swimming Pools
Swimming pools are classified as :
Private Swimming Pool :
Pools which are owned & used by single family occasionally with friends
& relatives. Pool size can be from 20 m³ to 150 m³. Pools which are in
the compound, back yard, basement, terrace, weekend bungalows, farm
house etc.
Public Swimming Pool :
Pools having capacities from 150 m³ to 1,000 m³ liters are used by many
swimmers at a time.
These pools are further divided into two, one which are sparingly used
in hotels, holiday resorts, cooperates, small townships, residential
complexes, schools, universities etc.
Others which are daily used by members like sports clubs, recreational
clubs, municipalities etc.
Competition / Diving Pools :
Pools which are used for local, national & international competitions
are of semi-Olympic & Olympic size. These pools are from 1,200 m³ to
6,000 m³
Are you ?
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Swimmer & Parent
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Swimming Pool Owner, trustee & committee member
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Swimming pool Architect, consultant & specialist
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Swimming Pool Builder & engineer
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Swimming Pool Operator & maintenance staff
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Swimming Coach, Trainer & Life Guard.
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Environmentalist, NGO, corporate
Next Time when you go for swimming or think about swimming pool ….
Check Points :
» What is the swimming pool
filtration technique, duration of filtration & backwash frequency ?
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What is the filtration turnover time with respect to pool volume &
depth?
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Clarity of pool water & odor (freshness) from pool?
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What is the permitted bather load per session with respect to pool
surface area?
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Is Chlorine & Chlorine derivatives used for pool water disinfection?
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What is the Chlorine dose & free residual chlorine in the pool?
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Ozonation used for swimming pool water treatment?
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Importantly – Which standard/Guideline is followed for swimming pool
water treatment.
Swimming pool water is contaminated by swimmers and environmental
pollutants, which are in suspended & dissolved state
Sweat, Spitting,
Nasal & pharyngeal products
Skin, hair, dandruffs
Skin Diseases & Infections
Cosmetics & Medications
Urine & Fecal matter
Bird droppings
Leaves & vegetation
Algae, Biomass,
Micro Insects, worms
Water-borne chemicals, foul/chemical odor
Dirt & Debris
Various types of bacteria and viruses can develop in
the pool water making it un-safe for swimmers. Studies shows an adult
swallow around 100 ml of pool water per swimming session & children
swallow around 300 ml. The large water volumes involved, do not permit
disposal of pool water. Swimming pool water has therefore to be treated
continually, to make it safe for swimmers.
This Involves
» Filtration of suspended impurities
» Disinfection of Water from micro-organisms & infections
» Chemically Balancing of Ph, alkalinity, TDS, Disinfectant byproducts
» Oxidize the organic impurities
Objective of Swimming Pool Water Treatment :
Sparkling, crystal Clear & fresh Water
Free from microbiological contamination & infection .
Chemically balanced with minimal chemical contaminations & byproducts
Keep Swimming pool water bacterio-static & free from germs.
Absolutely safe & hygienic to swimmers hair, eyes & skin.
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