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DHHS Home > Division of Public Health Services > Bureau of Infectious Disease Control >
NH Acute Respiratory Illness (ARI) Surveillance by County
Provided below are maps for each week during the regular influenza season, which begins in early October and continues through mid-May. The maps show intensity of Acute Respiratory Illness (ARI) for each of the ten New Hampshire counties.
2017-2018 Flu Season
2018 Reports
2017 Reports
2016-2017 Flu Season
2017 Reports
2016 Reports
2015-2016 Flu Season
2016 Reports
2015 Reports

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New Hampshire Department of Health and Human Services
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