Whatcom County Bi-Weekly Influenza Report

We publish bi-weekly reports for weeks 1-20 and 40-52. During increased influenza activity in our community, we may move from bi-weekly to weekly reporting.

2022 Bi-Weekly Influenza Reports

2022 Week 52: December 25 - December 31, 2022
2022 Week 51, December 18 - December 24, 2022
2022 Week 50, December 11 - December 17, 2022
2022 Week 49: December 4 - December 10, 2022
2022 Week 48: November 27 - December 3, 2022
2022 Weeks 46 - 47: November 13 - November 26, 2022
2022 Weeks 44 - 45: October 30 - November 12, 2022
2022 Weeks 42 - 43: October 16 - October 29, 2022
2022 Weeks 40 - 41: October 2 - October 15, 2022
2022 Weeks 19 - 20: May 8 - May 21, 2022
2022 Weeks 17 - 18: April 24 - May 7, 2022
2022 Weeks 15 - 16: April 10 - April 23, 2022
2022 Weeks 13 - 14: March 27 - April 9, 2022
2022 Weeks 11 - 12: March 12 - March 26, 2022
2022 Weeks 9 - 10: February 27 - March 12, 2022
2022 Weeks 7 - 8: February 13 - February 26, 2022
2022 Weeks 5 - 6: January 30 - February 12, 2022
2022 Weeks 3 - 4: January 16 - January 29, 2022
2022 Weeks 1 - 2: January 2 - January 15, 2022

2021 Bi-Weekly Influenza Reports

2021 Weeks 50 - 52: December 12, 2021 - January 1, 2022
2021 Weeks 48 - 49: November 28 - December 11, 2021
2021 Weeks 46 - 47: November 14 - November 27, 2021
2021 Weeks 44 - 45: October 31 - November 13, 2021
2021 Weeks 42 - 43: October 17 - October 30, 2021
2021 Weeks 40 - 41: October 3 - October 16, 2021
2021 Weeks 19-20: May 9 - May 22, 2021
2021 Weeks 16-18: April 18 - May 8, 2021
2021 Weeks 14-15: April 4 - April 17, 2021
2021 Weeks 12-13: March 21 - April 3, 2021
2021 Weeks 10 - 11: March 7 to March 20, 2021
2021 Weeks 8 - 9: February 21 to March 6, 2021
2021 Weeks 6 - 7: February 7 to February 20, 2021
2021 Weeks 4 - 5: January 24 to February 6, 2021
2021 Weeks 2 - 3: January 10 to January 23, 2021
2020 Week 53 and 2021 Week 1: December 27 2020 to January 9 2021