City of Myrtle Beach issued the following announcement on August 20.
The City of Myrtle Beach sprays for mosquitoes each weekday, weather permitting, beginning around 4:30 p.m. You can help control mosquitoes by following these tips to protect yourself and eliminate standing water. Here is our weekly mosquito spraying schedule...
Monday – 62nd Avenue North to the northern city limits
Tuesday – 21st Avenue North to 62nd Avenue North
Wednesday – 3rd Avenue South/501 to 21st Avenue North
Thursday – 17th Avenue South to 3rd Avenue South (includes Highway 15 corridor)
Friday – 17th Avenue South to the southern city limits
Original source can be found here.