Skip directly to search Skip directly to A to Z list Skip directly to site content
CDC Home

Volume 16, Number 8—August 2010

Research

West Nile Virus Range Expansion into British Columbia

David RothComments to Author , Bonnie Henry, Sunny Mak, Mieke Fraser, Marsha Taylor, Min Li, Ken Cooper, Allen Furnell, Quantine Wong, Muhammad Morshed, and Members of the British Columbia West Nile Virus Surveillance Team1
Author affiliations: British Columbia Centre for Disease Control, Vancouver, British Columbia, Canada (D. Roth, B. Henry, S. Mak, M. Fraser, M. Taylor, M. Li, K. Cooper, A. Furnell, Q. Wong, M. Morshed; University of British Columbia, Vancouver (D. Roth, B. Henry, M. Morshed)

Main Article

Table 3

Cumulative degree-days for communities in British Columbia, January 1–August 31, 2003–2009*

Year Community
Cranbrook Creston Osoyoos Kamloops Abbotsford Vancouver Victoria Prince George
2003 599 770 962 820 485 408 375 283
2004 479 668 993 880 562 485 425 361
2005 409 581 850 738 481 386 357 275
2006 542 700 851 821 469 366 347 333
2007 561 757 859 738 417 344 311 273
2008 475 611 811 729 387 312 202 265
2009 477 661 919 860 518 422 365 343

*Degree-days are calculated by using the single-sine method (19) with a 14.3°C base (3). See Figure 1 for location of select communities.

Main Article

1Members of the British Columbia WNV Surveillance Team: Lucy Beck, Victoria Bowes, Elizabeth Brodkin, Steve Chong, Ken Christian, Dalton Cross, Murray Fyfe, Roland Guasparini, Paul Hasselback, Randy Heilbron, Mira Leslie, James Lu, Craig Nowakowski, Robert Parker, Tim Shum, Kevin Touchet, and Eric Young.

Top of Page

USA.gov: The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Rd. Atlanta, GA 30333, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC–INFO