62:
was the culprit. It was that day, cryptosporidiosis became the known cause of the sicknesses previously reported on social media. Around 24 September, investigators further broadened their search for the source outside of the water supply. Heat maps of cases showed that they were mostly from the central business district.
329:. Taumata Arowai's head of regulatory Steve Taylor confirmed that the water regulator had written to all affected council, government and private suppliers, informing them that they had until 30 June 2024 to develop plans for installing protozoa barriers. On 6 October, Taylor stated during an interview with
61:
was not contaminated, but they said that it cannot be ruled out. On the afternoon of 18 September, the council issued a notice urging people in
Queenstown to boil their water for at least a minute or use bottled water. At that point, eight cases were known and it was not yet known if the water supply
296:
gave the
Queenstown-Lakes District Council a compliance order to upgrade its water supply to ensure that it is safe. This was done although the water supply had not been found to be contaminated. It was reported that a membrane barrier that this would require would cost $ 30 million. On 23 September
38:
was concerned with how it would impact the town's reputation. As of 24 September, most cases are between the ages of 15 and 39, but there has been a case under the age of 10. As of 29 September 2023, three people had been hospitalised, all of whom had been discharged.
308:
On 5 October, Taumata Arowai published a list of 84 water suppliers did not have adequate UV filtering facilities to protect against protozoa organisms. This list affected over 310,000 people across a total of 27 councils, including 169,000
66:
during the outbreak in the South Island caused temporary difficulty investigating the source. On 29 September, temporary ultraviolet disinfecting equipment was ordered with an installation timeframe at Two Mile on 8 December.
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outbreak in 40 years. Queenstown issued a water boil notice on 18 September, which ended on 8 December. The most probable cause of the outbreak was human fecal matter. During the outbreak, district mayor
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101:. Possible contamination sources identified included dispersal from watercraft, swimmers, or wastewater overflows. Te Whatu Ora said that faecal matter from one person is enough to cause the outbreak.
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said that the timing of the outbreak and seasonal changes may indicate that the outbreak could have been caused by animal waste contaminating the water supply. That same day, the adult spa pool at
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that
Taumata Arowai preferred to avoid prosecuting water suppliers and councils in order to ensure that money was invested in the infrastructure needed to keep water safe.
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82:'s pool protocol for crypto outbreaks, which included cancelling swimming lessons for children under the age of 8. On 5 October the boil water notice for
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after isolating the water supply from the Kelvin
Heights treatment plant, which had already installed a barrier against cryptosporidiosis. On 6 October,
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water suppliers were identified as lacking a protozoa barrier. Other affected councils included the
Queenstown-Lakes District Council, the
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The boil notice for
Queenstown was lifted on 8 December 2023, after the district had met its compliance order of installing UV filters.
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51:(QLDC) increased their levels of monitoring and testing, including residual chlorine level checks, and tests for
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said that the most likely source of the outbreak is human faecal matter contaminating the water supply from
26:
79:
326:
322:
492:"Investigation into Queenstown's cryptosporidium outbreak intensifies, will leave 'no stone unturned'"
57:
and other bugs. After many of these tests, on 14 September, the council said that the water supply in
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58:
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457:"Queenstown council faces $ 30m water upgrade as restaurants face months of imported tank water"
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792:
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22:
559:"Queenstown and Frankton residents warned to boil water after eight people confirmed sick"
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30:
756:"84 water suppliers do not have sufficient UV filtering facilities, Taumata Arowai says"
962:"Queenstown cryptosporidium outbreak: Special filter sourced for Two Mile water supply"
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83:
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was closed as a precaution. Other pools around the area were kept open, and followed
47:
On 8 September 2023, after various social media posts about people getting sick, the
89:
On 5 October, the QLDC lifted the boil water notice for some
Queenstown suburbs and
846:"Queenstown gets equipment to help fight cryptosporidium outbreak, now at 48 cases"
652:"Queenstown gets equipment to help fight cryptosporidium outbreak, now at 48 cases"
334:
310:
94:
992:
330:
35:
395:"Animal waste 'most likely' source of Queenstown gastro outbreak – expert"
988:""Prosecution has a cost": Regulators prefer to invest in water safety"
936:"Queenstown cryptosporidium outbreak: Four more weeks of boiling water"
53:
360:"Cases rise to 15 in first gastro outbreak in Queenstown for 40 years"
788:"One swimmer could have caused Queenstown cryptosporidiosis outbreak"
314:
622:"More than 50 cases of cryptosporidium as Queenstown outbreak grows"
687:"Update from QLDC regarding cryptosporidium outbreak in Queenstown"
723:"Human faeces likely cause of Queenstown cryptosporidium outbreak"
589:"QLDC clears water supply as Fernhill gets slammed by gastro bug"
682:
428:"Queenstown boil water notice lifted after more than two months"
16:
2023 outbreak of cryptosporidiosis in
Queenstown, New Zealand
878:"Cryptosporidium: 60 confirmed cases in Queenstown outbreak"
455:
Radcliffe, Debbie
Jamieson and Kiah (21 September 2023).
70:
On 21 September, parasitologist Bruce
Russell from the
820:"29 confirmed cases of cryptosporidium in Queenstown"
750:
748:
523:"Three hospitalised since crypto outbreak began"
8:
910:"Crypto cases still rising in Queenstown"
521:Littlewood, Matthew (29 September 2023).
29:, New Zealand. It was Queenstown's first
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346:
968:from the original on 22 September 2023
858:from the original on 30 September 2023
697:from the original on 25 September 2023
662:from the original on 30 September 2023
569:from the original on 18 September 2023
557:Jack, Amberleigh (18 September 2023).
502:from the original on 24 September 2023
467:from the original on 24 September 2023
370:from the original on 20 September 2023
721:Reporter, Regional (6 October 2023).
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305:to place in a water treatment plant.
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1036:September 2023 events in New Zealand
800:from the original on 14 October 2023
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405:from the original on 3 October 2023
25:, a parasitic illness, started in
21:In September 2023, an outbreak of
14:
49:Queenstown-Lakes District Council
1041:Disease outbreaks in New Zealand
764:. 5 October 2023. Archived from
313:residents. The Christchurch and
685:), N. V. (21 September 2023).
1:
1031:2023 disasters in New Zealand
914:Otago Daily Times Online News
683:https://www.nvinteractive.com
527:Otago Daily Times Online News
319:Waimakariri District Council
303:Waimakariri District Council
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1046:Queenstown, New Zealand
1026:2023 disease outbreaks
297:the council sourced a
854:. 29 September 2023.
658:. 29 September 2023.
498:. 23 September 2023.
366:. 21 September 2023.
327:Gore District Council
323:Grey District Council
126:Under investigation
113:
80:Recreation Aotearoa
72:University of Otago
996:. 6 October 2023.
942:. 14 November 2023
886:. 2 October 2023.
796:. 7 October 2023.
628:. 1 October 2023.
112:
1051:Cryptosporidiosis
916:. 10 October 2023
883:Radio New Zealand
851:Radio New Zealand
793:Radio New Zealand
768:on 5 October 2023
761:Radio New Zealand
292:On 21 September,
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23:cryptosporidiosis
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1002:. Retrieved
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830:23 September
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766:the original
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735:. Retrieved
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701:25 September
699:. Retrieved
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664:. Retrieved
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471:24 September
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409:21 September
407:. Retrieved
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374:21 September
372:. Retrieved
363:
335:Mike Hosking
333:broadcaster
311:Christchurch
307:
291:
270:14 November
117:Date (2023)
103:
95:Te Whatu Ora
88:
69:
52:
46:
20:
18:
993:Newstalk ZB
946:15 November
331:Newstalk ZB
254:10 October
36:Glyn Lewers
1020:Categories
920:14 October
804:14 October
437:8 December
341:References
238:6 October
222:3 October
206:1 October
129:Reference
27:Queenstown
1004:6 October
894:2 October
862:1 October
772:6 October
737:7 October
666:1 October
636:1 October
537:1 October
364:NZ Herald
288:Responses
998:Archived
966:Archived
888:Archived
856:Archived
824:Archived
798:Archived
731:Archived
695:Archived
660:Archived
630:Archived
597:Archived
567:Archived
531:Archived
500:Archived
465:Archived
403:Archived
368:Archived
91:Frankton
64:Flooding
59:Fernhill
43:Timeline
54:E. coli
432:1 News
399:1 News
321:, the
315:Wainui
727:Stuff
563:Stuff
496:Stuff
461:Stuff
301:from
108:Cases
1006:2023
974:2023
948:2023
922:2023
896:2023
864:2023
832:2023
806:2023
774:2023
739:2023
703:2023
668:2023
638:2023
605:2023
593:Crux
575:2023
539:2023
508:2023
473:2023
439:2023
411:2023
376:2023
325:and
940:RNZ
656:RNZ
626:RNZ
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