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Influenza Surveillance

We produce regular bulletins on our surveillance of influenza in BC.
2014–2016

2015–2016

Report no.Period coveredPosted on
​21​May 15 to Sept. 17, 2016
(weeks 20-37)
​Sept. 22, 2016 [PDF 842 KB]
20April 24 to May 14, 2016
(weeks 17-19)
May 19, 2016 [PDF 880 KB]
19April 10 to 23, 2016
(weeks 15-16)
April 29, 2016 [PDF 875 KB]
18April 3 to 9, 2016
(week 14)
April 14, 2016 [PDF 857 KB]
17March 20 to April 2, 2016
(weeks 12-13)
April 7, 2016 [PDF 909 KB]
16March 13 to 19, 2016
(week 11)
March 24, 2016 [PDF 856 KB]
15March 6 to 12, 2016
(week 10)
March 17, 2016 [PDF 829 KB]
14Feb. 28 to March 5, 2016
(week 9)
March 10, 2016 [PDF 855 KB]
13Feb. 21 to 27, 2016
(week 8)
March 3, 2016 [PDF 849 KB]
12Feb. 14 to 20, 2016
(week 7)
Feb. 25, 2016 [PDF 834 KB]
11Feb. 7 to 13, 2016
(week 6)
Feb. 18, 2016 [PDF 867 KB]
10Jan. 31 to Feb. 6, 2016
(week 5)
Feb. 11, 2016 [PDF 860 KB]
9Jan. 24 to 30, 2016
(week 4)
Feb. 4, 2016 [PDF 847 KB]
8Jan. 17 to 23, 2016
(week 3)
Jan. 28, 2016 [PDF 809 KB]
7Jan. 3 to 16, 2016
(weeks 1-2)
Jan. 21, 2016 [PDF 787 KB]
6Dec. 13, 2015 to Jan. 2, 2016
(weeks 50-52)
Jan. 8, 2016 (rev.) [PDF 711 KB]
5Nov. 29 to Dec. 12, 2015
(weeks 48-49)
Dec. 17, 2015 [PDF 472 KB]
4Nov. 15 to 28, 2015
(weeks 46-47)
Dec. 3, 2015 [PDF 635 KB]
3Oct. 25 to Nov. 14, 2015
(weeks 43-45)
Nov. 19, 2015 [PDF 516 KB]
2Oct. 11 to 24, 2015
(weeks 41-42)
Oct. 29, 2015 [PDF 519 KB]
1Sep. 27 to Oct. 10, 2015
(weeks 39-40)

2014–2015

Report no.Period coveredPosted on
23Sep. 13 to 26, 2015
(weeks 37-38)
22May 3 to Sep. 12, 2015
(weeks 18-36)
21March 29 to May 2, 2015
(weeks 13-17)
20March 15 to 28, 2015
(weeks 11-12)
19March 1 to 14, 2015
(weeks 9-10)
18Feb. 15 to 28, 2015
(weeks 7-8)
March 5, 2015 [PDF 999 KB]
17Feb. 1 to 14, 2015
(weeks 5-6)
Feb. 19, 2015 [PDF 631 KB]
16Jan. 25 to 31, 2015
(week 4)
Feb. 5, 2015 [PDF 937 KB]
15Jan. 18 to 24, 2015
(week 3)
Jan. 29, 2015 [PDF 951 KB]
14Jan. 11 to 17, 2015
(week 2)
Jan. 22, 2015 [PDF 986 KB]
13Jan. 4 to 10, 2015
(week 1)
Jan. 15, 2015 [PDF 849 KB]
12Dec. 28, 2014 to Jan. 3, 2015
(week 53)
Jan. 8, 2015 [PDF 996 KB]
11Dec. 14 to 27, 2014
(weeks 51-52)
Jan. 2, 2015 [PDF 597 KB]
10Dec. 7 to 13, 2014
(week 50)
Dec. 18, 2014 [PDF 851 KB]
9Nov. 23 to Dec. 6, 2014
(weeks 48-49)
Dec. 11, 2014 [PDF 1004 KB]
8Nov. 16 to 22, 2014
(week 47)
Nov. 27, 2014 [PDF 1067 KB]
7Nov. 2 to 15, 2014
(weeks 45-46)
Nov. 21, 2014 [PDF 1034 KB]
6Oct. 26 to Nov. 1, 2014
(week 44)
Nov. 6, 2014 [PDF 1058 KB]
5Oct. 19 to 25, 2014
(week 43)
Oct. 30, 2014 [PDF 1080 KB]
4Oct. 12 to 18, 2014
(week 42)
Oct. 23, 2014 [PDF 1064 KB]
3Oct. 5 to 11, 2014
(week 41)
Oct. 16, 2014 [PDF 1067 KB]
2Sept. 21 to Oct. 4, 2014
(weeks 39-40)
Oct. 9, 2014 [PDF 1052 KB]
1Aug. 31 to Sept. 20, 2014
(weeks 36-38)
Sept. 26, 2014 [PDF 1109 KB]

2011–2014

2013–2014

Report no.Period coveredposted on
19May 4 to Aug. 30, 2014
(weeks 19-35)
Sept. 5, 2014 [PDF 447 KB]
18April 20 to May 3, 2014
(weeks 17-18)
May 8, 2014 [PDF 490 KB]
17April 6 to 19, 2014
(weeks 15-16)
April 24, 2014 [PDF 507 KB]
16March 9 to April 5, 2014
(weeks 11-14)
March 11, 2014 [PDF 491 KB]
15March 2 to 8, 2014
(week 10)
March 13, 2014 [PDF 520 KB]
14Feb. 16 to March 1, 2014
(weeks 8-9)
March 6, 2014 [PDF 718 KB]
13Feb. 2 to 15, 2014
(weeks 6-7)
Feb. 20, 2014 [PDF 952 KB]
12Jan. 26 to Feb. 1, 2014
(week 5)
Feb. 6, 2014 [PDF 300 KB]
11Jan. 19 to 25, 2014
(week 4)
Jan. 30, 2014 [PDF 352 KB]
10Jan. 12 to 18, 2014
(week 3)
Jan. 23, 2014 [PDF 332 KB]
9Jan. 5 to 11, 2014
(week 2)
Jan. 16, 2014 [PDF 317 KB]
8Dec. 29, 2013 to Jan. 4, 2014
(week 1)
Jan. 10, 2014 [PDF 305 KB]
7Dec. 15 to 28, 2013
(weeks 51-52)
Jan. 2, 2014 [PDF 875 KB]
6Dec. 1 to 14, 2013
(weeks 49-50)
Dec. 19, 2013 [PDF 351 KB]
5Nov. 24 to 30, 2013
(week 48)
Dec. 6, 2013 [PDF 305 KB]
4Nov. 10 to 23, 2013
(weeks 46-47)
Nov. 28, 2013 [PDF 268 KB]
3Oct. 27 to Nov. 9, 2013
(weeks 44-45)
Nov. 14, 2013 [PDF 290 KB]
2Oct. 6 to 26, 2013
(weeks 41-43)
Oct. 31, 2013 [PDF 330 KB]
1Aug. 25 to Oct. 5, 2013
(weeks 35-40)
Oct. 10, 2013 [PDF 669 KB]

2012–2013

Report no.Period coveredposted on
21June 16 to Aug. 24, 2013
(weeks 25-34)
Aug. 30, 2013 [PDF 669 KB]
20April 14 to June 15, 2013
(weeks 16 - 24)
June 21, 2013 [PDF 287 KB]
19March 24 to April 13, 2013
(weeks 13 - 15)
April 18, 2013 [PDF 336 KB]
18March 10 to 23, 2013
(weeks 11 - 12)
March 28, 2013 [PDF 321 KB]
17Feb. 24 to March 9, 2013
(weeks 9 - 10)
March 14, 2013 [PDF 330 KB]
16Feb. 17 to 23, 2013
(week 8)
Feb. 28, 2013 [PDF 326 KB]
15Feb. 10 to 16, 2013
(week 7)
Feb. 21, 2013 [PDF 277 KB]
14Feb. 3 to 9, 2013
(week 6)
Feb. 14, 2013 [PDF 262 KB]
13Jan. 27 to Feb. 2, 2013
(week 5)
Feb. 7, 2013 [PDF 254 KB]
12Jan. 20 to 26, 2013
(week 4)
Jan. 31, 2013 [PDF 325 KB]
11Jan. 13 to 19, 2013
(week 3)
Jan. 24, 2013 [PDF 317 KB]
10Jan. 6 to 12, 2013
(week 2)
Jan. 17, 2013 [PDF 295 KB]
9Dec. 30, 2012 to Jan. 5, 2013
(week 1)
Jan. 10, 2013 [PDF 267 KB]
8Dec. 16 to 29, 2012
(weeks 51 - 52)
Jan. 3, 2013 [PDF 256 KB]
7Dec. 9 to 15, 2012
(week 50)
Dec. 20, 2012 [PDF 286 KB]
6Dec. 2 to 8, 2012
(week 49)
Dec. 13, 2012 [PDF 295 KB]
5Nov. 25 to Dec. 1, 2012
(week 48)
Dec. 6, 2012 [PDF 294 KB]
4Nov. 18 to 24, 2012
(week 47)
Nov. 30, 2012 [PDF 296 KB]
3Nov. 11 to 17, 2012
(week 46)
Nov. 23, 2012 [PDF 96 KB]
2Oct. 28 to Nov. 10, 2012
(weeks 44 - 45)
Nov. 15, 2012 [PDF 264 KB]
1Sep. 9 to Oct. 27, 2012
(weeks 37 - 43)
Nov. 2, 2012 [PDF 271 KB]

2011–2012

Report no.Period coveredposted on
17April 22 to Sep. 8, 2012
(weeks 17 - 36)
Sep 21, 2012 [PDF 381 KB]
16April 15 to 21, 2012
(week 16)
April 26, 2012 [PDF 258 KB]
15April 8 to 14, 2012
(week 15)
April 19, 2012 [PDF 277 KB]
14April 1 to 7, 2012
(week 14)
April 12, 2012 [PDF 282 KB]
13March 11 to 31, 2012
(weeks 11 - 13)
April 11, 2012 [PDF 291 KB]
12Feb. 26 to March 10, 2012
(weeks 9 - 10)
March 16, 2012 [PDF 285 KB]
11Feb. 5 to 25, 2012
(weeks 6 - 8)
March 1, 2012 [PDF 261 KB]
10Jan. 29 to Feb. 4, 2012
(week 5)
Feb. 9, 2012 [PDF 277 KB]
9Jan. 22 to 28, 2012
(week 4)
Feb. 2, 2012 [PDF 243 KB]
8Jan. 15 to 21, 2012
(week 3)
Jan. 26, 2012 [PDF 224 KB]
7Jan. 8 to 14, 2012
(week 2)
Jan. 19, 2012 [PDF 220 KB]
6Jan. 1 to 7, 2012
(week 1)
Jan. 12, 2012 [PDF 221 KB]
5Dec. 18 to 31, 2011
(weeks 51 - 52)
Jan. 5, 2012 [PDF 223 KB]
4Dec. 11 to 17, 2011
(week 50)
Dec. 23, 2011 [PDF 285 KB]
3Nov. 13 to Dec. 10, 2011
(weeks 46 - 49)
Dec. 15, 2011 [PDF 289 KB]
2Oct. 30 to Nov 12, 2011
(weeks 44 - 45)
Nov. 17, 2011 [PDF 282 KB]
1Oct. 2 to 29, 2011
(weeks 40 - 43)
Nov. 3, 2011 [PDF 500 KB]
2008–2011

2010–2011

Report no.Period coveredposted on
23Aug. 28 to Oct. 1, 2011
(weeks 35 - 39)
Oct. 7, 2011 [PDF 291 KB]
22May 1 to Aug. 27, 2011
(weeks 18 - 34)
Sep. 2, 2011 [PDF 297 KB]
21April 17 to 30, 2011
(weeks 16 - 17)
May 6, 2011 [PDF 302 KB]
20April 3 to 16, 2011
(weeks 14 - 15)
April 27, 2011 [PDF 295 KB]
19March 20 to April 2, 2011
(weeks 12 - 13)
April 8, 2011 [PDF 296 KB]
18March 13 to 19, 2011
(week 11)
March 24, 2011 [PDF 312 KB]
17March 6 to 12, 2011
(week 10)
March 17, 2011 [PDF 304 KB]
16Feb. 27 to March 5, 2011
(week 9)
March 11, 2011 [PDF 330 KB]
15Feb. 20 to 26, 2011
(week 8)
March 3, 2011 [PDF 333 KB]
14Feb. 13 to 19, 2011
(week 7)
Feb. 24, 2011 [PDF 333 KB]
13Feb. 6 to 12, 2011
(week 6)
Feb. 16, 2011 [PDF 330 KB]
12Jan. 30 to Feb 5, 2011
(week 5)
Feb. 10, 2011 [PDF 333 KB]
11Jan. 23 to 29, 2011
(week 4)
Feb. 3, 2011 [PDF 330 KB]
10Jan. 16 to 22, 2011
(week 3)
Jan. 27, 2011 [PDF 330 KB]
9Jan. 9 to 15, 2011
(week 2)
Jan. 20, 2011 [PDF 328 KB]
8Jan. 2 to 8, 2011
(week 1)
Jan. 13, 2011 [PDF 329 KB]
7Dec. 26, 2010 to Jan. 1, 2011
(week 52)
Jan. 5, 2011 [PDF 326 KB]
6Dec. 19 to 25, 2010
(week 51)
Dec. 30, 2010 [PDF 326 KB]
5Dec. 12 to 18, 2010
(week 50)
Dec. 23, 2010 [PDF 324 KB]
4Dec. 5 to 11, 2010
(week 49)
Dec. 17, 2010 [PDF 309 KB]
3Nov. 28 to Dec. 4, 2010
(week 48)
Dec. 10, 2010 [PDF 572 KB]
2Nov. 14 to 27, 2010
(weeks 46 - 47)
Dec. 4, 2010 [PDF 301 KB]
1

Oct. 3 to Nov. 13, 2010
(weeks 40 - 45)

Nov. 19, 2010 [PDF 298 KB] 

2009–2010

Report no.Period coveredposted on
31Sep. 5 to Oct. 2, 2010
(weeks 36 - 39)
Oct. 8, 2010 [PDF 295 KB]
30Aug. 15 to Sep. 4, 2010
(weeks 33 - 35)
Sep. 9, 2010 [PDF 294 KB]
29July 4 to Aug. 14, 2010
(weeks 27 - 32)
Aug. 20, 2010 [PDF 92 KB]
28May 23 to July 3, 2010
(weeks 21 - 26)
Jul. 14, 2010 [PDF 351 KB]
27April 25 - May 22, 2010
(weeks 17 - 20)
May 27, 2010 [PDF 362 KB]
26April 4 - 24, 2010
(weeks 14 - 16)
April 29, 2010 [PDF 357 KB]
25March 28 - April 3, 2010
(week 13)
April 7, 2010 [PDF 361 KB]
24March 21 - 27, 2010
(week 12)
March 31, 2010 [PDF 357 KB]
23March 14 - 20, 2010
(week 11)
March 25, 2010 [PDF 356 KB]
22March 7 - 13, 2010
(week 10)
March 17, 2010 [PDF 394 KB]
21Feb. 21 - March 6, 2010
(weeks 8 - 9)
March 11, 2010 [PDF 391 KB]
20Feb. 14 - 20, 2010
(week 7)
Feb. 24, 2010 [PDF 393 KB]
19Feb. 7 - 13, 2010
(week 6)
Feb. 17, 2010 [PDF 396 KB]
18Jan. 31 - Feb. 6, 2010
(week 5)
Feb. 10, 2010 [PDF 354 KB]
17Jan. 24 - 30, 2010
(week 4)
Feb. 3, 2010 [PDF 363 KB]
16Jan. 17 - 23, 2010
(week 3)
Jan. 27, 2010 [PDF 250 KB]
15Jan. 10 - 16, 2010
(week 2)
Jan. 21, 2010 [PDF 268 KB]
14Jan. 3 - 9, 2010
(week 1)
Jan. 13, 2010 [PDF 248 KB]
13Dec. 27, 2009 - Jan. 2, 2010
(week 52)
Jan. 6, 2010 [PDF 214 KB]
12Dec. 20 - 26, 2009
(week 51)
Dec. 30, 2009 [PDF 206 KB]
11Dec. 13 - 19, 2009
(week 50)
Dec 23, 2009 [PDF 218 KB]
10Dec. 6 - 12, 2009
(week 49)
Dec. 16, 2009 [PDF 267 KB]
9Nov. 29 - Dec. 5, 2009
(week 48)
Dec. 9, 2009 [PDF 267 KB]
8Nov. 22 - 28, 2009
(week 47)
Dec. 2, 2009 [PDF 244 KB]
7Nov. 15 - 21, 2009
(week 46)
Nov. 25, 2009 [PDF 244 KB]
6Nov. 8 - 14, 2009
(week 45)
Nov. 18, 2009 [PDF 140 KB]
5Nov. 1 - 7, 2009
(week 44)
Nov. 12, 2009 [PDF 147 KB]
4Oct. 25 - 31, 2009
(week 43)
Nov. 5, 2009 [PDF 172 KB]
3Oct. 18 - 24, 2009
(week 42)
Oct. 28, 2009 [PDF 151 KB]
2Oct. 11 - 17, 2009
(week 41)
Oct. 22, 2009 [PDF 150 KB]
1Oct. 4 - 10, 2009
(week 40)
Oct. 15, 2009 [PDF 160 KB] 

Influenza season 2008–2009

Report no.Period coveredposted on
35Sep. 27 - Oct. 3, 2009
(week 39)
Oct. 8, 2009 [PDF 154 KB]
34Sep. 20 - 26, 2009
(week 38)
Sep. 30, 2009 [PDF 156 KB]
33Sep. 13 - 19, 2009
(week 37)
Sep. 23, 2009 [PDF 154 KB]
32Sep. 6 - 12, 2009
(week 36)
Sep. 17, 2009 [PDF 155 KB]
31Aug. 30 - Sep. 5, 2009
(week 35)
Sep. 11, 2009 [PDF 173 KB]
30Aug. 23 - 29, 2009
(week 34)
Sep. 4, 2009 [PDF 180 KB]
29Aug. 16 - 22, 2009
(week 33)
Aug. 28, 2009 [PDF 179 KB]
28Aug. 9 - 15, 2009
(week 32)
Aug. 21, 2009 [PDF 189 KB]
27Aug. 2 - 8, 2009
(week 31)
Aug. 14, 2009 [PDF 261 KB]
26July 19 - Aug 1, 2009
(weeks 29 - 30)
Aug. 7, 2009 [PDF 239 KB]
25June 21 - July 18, 2009 (weeks 25 - 28)July 23, 2009 [PDF 239 KB]
24June 7 - 20, 2009
(weeks 23 - 24)
June 29, 2009 [PDF 235 KB]
23May 17 - June 6, 2009
(weeks 20 - 22)
June 12, 2009 [PDF 230 KB]
22April 26 - May 16, 2009
(weeks 17 - 19)
May 22, 2009 [PDF 229 KB]
21April 19 - 25, 2009
(week 16)
April 30, 2009 [PDF 230 KB]
20April 12 - 18, 2009
(week 15)
April 23, 2009 [PDF 75 KB]
19April 5 - 11, 2009
(week 14)
April 16, 2009 [PDF 84 KB]
18March 29 - April 4, 2009
(week 13)
April 9, 2009 [PDF 84 KB]
17March 22 - 28, 2009
(week 12)
April 2, 2009 [PDF 86 KB]
16March 15 - 21, 2009
(week 11)
March 27, 2009 [PDF 77 KB]
15March 8 - 14, 2009
(week 10)
March 20, 2009 [PDF 76 KB]
14March 1 - 7, 2009
(week 9)
March 13, 2009 [PDF 85 KB]
13Feb. 22 - 28, 2009
(week 8)
March 5, 2009 [PDF 86 KB]
12Feb. 15 - 21, 2009
(week 7)
Feb. 26, 2009 [PDF 86 KB]
11Feb. 8 - 14, 2009
(week 6)
Feb. 19, 2009 [PDF 85 KB]
10Feb. 1 - 7, 2009
(week 5)
Feb. 12, 2009 [PDF 84 KB]
9Jan. 25 - 31, 2009
(week 4)
Feb. 5, 2009 [PDF 84 KB]
8Jan. 18 - 24, 2009
(week 3)
Jan. 30, 2009 [PDF 84 KB]
7Jan. 11 - 17, 2009
(week 2)
Jan. 23, 2009 [PDF 84 KB]
6Dec. 28, 2008 - Jan. 10, 2009
(weeks 53 and 1)
Jan. 16, 2009 [PDF 82 KB]
5Dec. 14 - 27, 2008
(weeks 51 - 52)
Dec. 31, 2008 [PDF 80 KB]
4Nov. 30 - Dec. 13, 2008
(weeks 49 - 50)
Dec. 19, 2008 [PDF 80 KB]
3Nov. 16 - 29, 2008
(weeks 47 - 48)
Dec. 5, 2008 [PDF 76 KB]
2Oct. 26 - Nov. 15, 2008
(weeks 44 - 46)
Nov. 21, 2008 [PDF 73 KB]
1Sep. 28 - Oct. 25, 2008
(weeks 40 - 43)
Oct. 31, 2008 [PDF 73 KB]

BC pH1N1 surveillance updates

BC A(H1N1)pdm09 Surveillance Update - 25 February, 2010

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