The edict was introduced after Te Whatu Ora - Health New Zealand National Public Health Service Southern confirmed an initial eight cases of the gastro illness caused by the protozoan.
QLDC property and infrastructure general manager Tony Avery said there was nothing to link the disease with the town’s water supply, but the council was continuing to test water supplies and liaise with health authorities.
“Because we’ve now got 15 cases — and that’s unusual — the advice from Public Health is that we need to take a precautionary approach.
“Everybody is pretty frustrated,” she told the Herald.
“I’m not saying it’s the council’s fault, you wouldn’t normally test for [cryptosporidium], but people flagged this in early September, and nearly three weeks later everybody is like, ‘Oh, we were all right’ - it’s pretty serious.”
Rogers, a swimmer, became quite unwell for several days after doing laps at the start of the month.
Initially, she assumed it was a gastro bug, but the illness continued to return.
“I jumped online to chat with neighbours, and everybody was like, ‘Oh yeah, we’ve had it too, and the kids have it’,” she said.
“I’ve been up and down for two weeks, but some of my friends are pregnant or have young kids - these kinds of things can be quite serious for people like that.”
Queenstown Medical Centre chief executive Ashley Light said he had not seen a large spike in gastro bugs at the clinic.
“Fifteen cases out of a population of 35,000, it’s quite a small [percentage]. We wouldn’t call that a spike.
“We haven’t yet been asked by Public Health to do any lab testing.
Hotel St Moritz general manager Jo Finnigan said she put her 134-room establishment into “Covid-mode” from Monday night.
“We were spinning on a dime communicating to guests in-house and informing them as quickly as we could of the situation,” Finnigan said.
Within an hour, the hotel had shut down any direct use of town supply water in its restaurant and bar and deployed large pots to boil as much water as possible, she said.
Queenstown Primary School principal Fiona Cavanagh sent an email to all parents and staff on Monday night informing them water fountains at the school would be shut down and asking for children to bring boiled water to school.
Cavanagh was at the supermarket at 7.30am yesterday buying bottled water.