CAMDEN COUNTY, N.J. (CBS) –– Five towns in Camden County battled with mosquitoes overnight, spraying for West Nile Virus.

The Camden County Mosquito Commission began the spraying around 2 a.m. and wrapped up around 6 a.m.

Targeted areas include, Barrington, Cherry Hill, Gloucester Township, Waterford and Winslow.

Officials say the spraying is scheduled on an “as needed basis” and is not harmful to humans or pets.