Four more towns have reported their mosquito populations tested positive for Eastern equine encephalitis, state officials say.

The towns of Chester, East Lyme, Hampton, and Hamden had mosquito populations that tested positive for the deadly virus on

the week of Oct. 7, according to a state mosquito trapping and testing report.

Three people have died in Connecticut as a result of EEE, state officials have confirmed.

Residents are asked to take precaution before headed outside during dusk and dawn to prevent being bitten by mosquitos.

Related Stories:

Stamford school district cancels after-school activities due to EEE 

Stamford mosquitos test positive for EEE 

Third person dies of EEE in Connecticut, fourth diagnosed 

Officials: Second person dies from EEE in Connecticut 

Health officials: East Lyme resident dies after testing positive for EEE 

East Lyme woman first to contract EEE in state this season