Mandatory testing of the Arrowtown water supply has shown
low-level E. coli contamination, and residents are
advised to boil their water for at least the next three days.
Queenstown Lakes District Council communications manager
Meaghan Miller said the contamination was probably caused by
recent heavy rain.
''We have found a connection between heavy rain and E.
coli events. We have had that happen before about a year
ago under similar circumstances.''
The Arrowtown supply is separate from the Queenstown supply
and is sourced from a bore.
While Queenstown's water is chlorinated, Arrowtown's is not
but has temporarily been chlorinated because of the E.
Ms Miller said some people might not be comfortable drinking
it and recommended bottled water as an alternative to
Though the Arrowtown community wanted to remain with
non-chlorinated bore water, Ms Miller said funding in the
10-year plan had allowed for UV treatment from an
undetermined date next year.
This ''alternative solution'' would likely ensure issues such
as the E. coli result would not arise.
Ms Miller said the boil-water notice would be lifted after
the council had received a clear result for three consecutive