2018 May – Junortoun (Victoria) – Lead

Junortoun  (Victoria) Lead

17/5/18 Junortoun Lead 0.023mg/L

A sample, collected from the distribution system as part of Coliban Water’s sampling
program, had an elevated lead level of (0.023 mg/L), exceeding the health-based guideline value
for lead (0.01mg/L) in the ADWG.

Lead Australian Drinking Water Guideline 0.01mg/L

“… Lead can be present in drinking water as a result of dissolution from natural sources, or from household plumbing systems containing lead. These may include lead in pipes, or in solder used to seal joints. The amount of lead dissolved will depend on a number of factors including pH, water hardness and the standing time of the water.

Lead is the most common of the heavy metals and is mined widely throughout the world. It is used in the production of lead acid batteries, solder, alloys, cable sheathing, paint pigments, rust inhibitors, ammunition, glazes and plastic stabilisers. The organo-lead compounds tetramethyl and tetraethyl lead are used extensively as anti-knock and lubricating compounds in gasoline…ADWG 2011