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50-55 WATER TESTING:SPN Master pages 12/9/08 22:58 Page 3
spnfeature
WATER
TESTING
SYSTEMS
areslippingsaysHSE
The Health and Safety Executive is concerned that standard procedures for
testing water quality in UK pools are not being kept to. It is writing to local
authority and commercial pools to warn of the dangers and to remind
them that improved technology products should be making the task easier
T
he Health and Safety Executive is In a directive going out this month the HSE The HSE spokesman added; “We think
to call for a more diligent and says: “Water balancing is not a it is a minimum requirement that the
comprehensive approach to water complicated exercise. It is the relationship public should expect to be able to swim
testing in UK swimming pools. It between different chemical parameters. in healthy, balanced water which is
claims not enough is being done to make Water is constantly changing, year round. subject to consistent high quality checks
regular checks on water quality levels and Everything from weather to oils, to dirt, which guard against any infiltration of
says a number of larger pools surveyed in and cosmetics affect water bacteria and disease.”
a random check were in danger of “ falling balance. Continuous Commercial pools are required to check
the wrong side of regulations”. filtration and chlorine levels every hour and record their
In an approach to local authority pools and findings in a log, however the “backyard
private leisure centres it says that the standard lifeguards” should check their pH and
of water testing has declined in the past three chlorine levels at least 2-3 times a week.
years. This is despite significant moves in Chlorine should be fed continuously
technology making the ability to guarantee through a device to maintain a consistent
high water easier and more cost effective. disinfection level. Total alkalinity and calcium hardness
In detail it says: removes levels tend to fluctuate less, so weekly
• Testing procedures need to be linked contaminants which testing should be a minimum.
more to swim loads (the number of keep the water enjoyable One criticism from the HSE is the level
people using the pools). Too often this but this is does not balance your water.” of accuracy in testing . Pool industry
isn’t the case The message will be seen as a warning testing specialists Riochem now claims its
• Chlorine levels need to be measured to many larger commercial clubs that TinyLab has an ability to read chlorine
more regularly and top up levels health standards are being rigorously levels up to 50ppm. This allows for the
monitored more closely applied. And while most pool owners total control of superchlorination together
• Pools should never be topped up from recognise the importance of carrying out with a high degree of accuracy in the 5-
water hoses regular checks on the quality of their 10ppm region where chlorine levels might
• Regular testing documentation should swimming pool water to check that it is drift and existing technologies are suspect
be available hygienic and safe the fact is that the because of DPD bleaching.
• Local authorities need to invest in new public has lost some confidence about The system allows inexperienced
generation testing equipment water quality. operators to obtain accurate test results
Visit our website at www.swimmingpoolnews.co.uk
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OCTOBER 08 swimming pool news 53
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