Health Alert: EEE Identified in Mosquitos in Newton and Sandown

On September 25, 2018, NH DHHS issued a health alert with an arboviral illness update regarding Eastern Equine Encephalitis (EEE) identified in mosquitos in Newton and Sandown.

NH DPHS Health Alert NetworkKey Points and Recommendations:

  1. Eastern Equine Encephalitis (EEE) has been detected for the first time this season in New Hampshire in mosquitos from Newton and Sandown. 
  2. Identification of WNV and EEE in mosquitos highlights the importance of continuing to counsel patients about the importance of preventing mosquito bites; mosquitos do not die until there are two hard frosts. 
  3. Healthcare providers should consider testing patients for mosquito-borne diseases, including West Nile Virus (WNV), EEE and Jamestown Canyon Virus (JCV) in patients presenting with compatible clinical syndromes. 
  4. For more information about these mosquito-borne diseases in New Hampshire, please review our HAN that was issued at the start of the season: 
  5. Laboratory testing for mosquito-borne diseases can be arranged by calling 603-271-4496 during business hours (1-800-852-3345 ext. 5300 after hours). Testing information is also available at:

Read the Full DHHS Health Alert