Testing of water from some stainless steel rainwater tanks has detected ranges of lead well above the well being-based mostly guideline worth of 10 micrograms per litre (ug/L). The vary of detections has been 16.1 ug/L to 1370 ug/L of lead. A few of these tanks could also be being used for family drinking water.
The tanks of concern have been made by Kingston Sheetmetal in Kingston between March 2010 and January 2013 and comprise stainless steel panels joined by 50% lead / 50% tin solder. The Plumbing Code requires jointing supplies that come into contact with drinking water to adjust to Australian Technical Customary 5200.014 and never comprise more than 0.1% lead.
Because stainless steel is inert, corrosion of the solder may lead to lead within the water. The stainless steel rainwater tanks haven’t any producer’s label or marks and so must be recognized by figuring out the place and when they had been bought. Approximately one hundred twenty of these tanks have been bought since March 2010, principally to people in Southern Tasmania.
Don’t use water from these tanks for drinking, brushing teeth or to arrange meals. It can be used for domestic purposes reminiscent of cleansing and washing clothes and dishes, and for showering or bathing. Please supervise kids so they do not drink the water.
Plants watered from these tanks are unlikely to have absorbed important portions of lead. However we really helpful that plants watered from these tanks needs to be washed with clean reticulated drinking water before being eaten or cooked.
We suggest not utilizing water from these tanks for drinking water for pets or livestock.
Prolonged exposure to high levels of lead in drinking water can enhance blood lead levels and cause a range of quick and longer-term well being issues. The chance is biggest for younger youngsters and pregnant girls. Boiling the water does not take away the lead. Solely sure types of filters will take away the result in ranges secure for human consumption; it is best to specifically examine this with the filter manufacturer.
If in case you have been utilizing a Kingston Sheetmetal stainless steel rainwater tank for household drinking water, it is best to talk about blood lead testing along with your basic practitioner.
Stainless steel tanks made utilizing solder containing lower than zero.1% lead, or utilizing different development strategies (corresponding to rivets and silicone sealant) should not part of this Public Health Warning. If you are not sure of the construction of another brand of stainless steel rainwater tank that you just personal, you may contact the producer to ask how it was made and what kind of solder (if any) was utilized in the construction.
If you can’t determine the manufacturer of your tank, you may wish to contact an acceptable laboratory to have the water examined for lead. There are two laboratories in Tasmania that are NATA-accredited for testing lead in water: Analytical Providers Tasmania (in Hobart) and Tasmanian Laboratory Services (in Launceston). Please comply with their instructions on amassing a pattern, and specify that it is a pattern of water used for drinking. Any exams of drinking water that present lead concentrations over 10 ug/L should be notified to the Department of Health and Human Services.
Kingston Sheetmetal has also produced stainless steel raised backyard beds that additionally comprise the lead solder. The danger of lead contamination of the soil in these garden beds is being investigated. Until further information is available we beneficial that plants grown in these garden beds ought to be washed with clear reticulated drinking water before being eaten or cooked. You should also peel and remove the outer layers of leafy vegetables grown in these raised backyard beds.
Owners of these rainwater tanks may want to approach Client Affairs and Honest Buying and selling to acquire details about their rights in this situation. Their contact number is 1300 654 499.