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Volume 11, Number 11—November 2005

Norovirus Outbreaks from Drinking Water

Leena Maunula*†, Ilkka T. Miettinen‡, and Carl-Henrik von Bonsdorff*†
Author affiliations: *HUCH Laboratory Diagnostics, Helsinki, Finland; †University of Helsinki, Helsinki, Finland; ‡National Public Health Institute, Kuopio, Finland

Main Article

Table 2

Findings in suspected and identified norovirus outbreaks, Finland, 1998–2003

Outbreak Date Presence of coliforms Microbiologic findings (genotype)*
Patients Water
E1, community Mar 1998 GI.6, GII.4 GII.4
E2, community Apr 1998 GI.6, GIId
E3, rental camp cottage Jul 1998 GI, GII
E4, camp on island Aug 1998 GII.5
E5, community Jan 1999 GII.4
E6, factory area Feb 1999 + GI.3 GI.3
E7, community Apr 1999 + GI.6 GI.6
E8, spa Jul 1999 + GI.3 GI.3
E9, community Mar 2000 GI.3, GII
E10, private household Aug 2000 + GI.3 GI.3
E11, community Dec 2000 + GII.4 GII.4, GII.1
E12, farm (for guests) Apr 2002 + GII.NA GII.NA
E13, community Oct 2002 + GIIb
E14, guest house Feb 2003 GII.4nv GII.4nv
E15, community May 2003 + GII.4nv GII.4nv
E16, rental cottage Aug 2003 + GI.6 GI.6

*nv, new variant.

Main Article

Page created: February 17, 2012
Page updated: February 17, 2012
Page reviewed: February 17, 2012
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