Fifteen mosquito batches collected in McHenry County have tested positive for West Nile virus since August 23, but no birds have tested positive.
There have not been any human or animal cases reported this year, according to the Grant.
He says while they still have another five to six weeks of trapping to go, the numbers are normal for this time of year.
The earliest symptoms of surviving with West Nile virus can be fever, vomiting, nausea and headache. "They may not be in greater abundance, but definitely at this time is when we start to see the positive traps and unfortunately this is when we start to get into some of the human cases".
To date, there have been no confirmed human cases of West Nile virus in Allegheny County. The State Health officials trying to aware the residents across IN to make sure with all best precautions against the mosquito bite. The new cases were in Bolivar, Hinds, Humphreys, Lincoln, Madison (3), Noxubee, Rankin (3), and Wilkinson counties.
Officials urge protecting yourself and your family from mosquito bites and West Nile virus by using mosquito repellent and dumping out any standing water on your property. The people most at risk for the disease are those 50 and older.
It typically takes a frost or two for the last mosquito populations to die off for the year, she said.
If you go outdoors, you can put on insect repellent containing DEET, picaridin, Oil of Lemon Eucalyptus or IR3535 to help keep the mosquitoes away.
Residents can reduce potential exposure to the virus by wearing light coloured, long-sleeved clothing and use an insect repellant.
Additional laboratory testing at the Centers for Disease Control and Prevention (CDC) failed to confirm West Nile Virus as the cause of death in a case previously reported in Grenada County.
Install or fix screens on windows and doors to keep mosquitoes outside.