MAYVILLE - The Chautauqua County Department of Health and Human Services, Public Health Division, plans to conduct aerial spraying along the Conewango Creek in the town of Kiantone and the town of Carroll where the infected mosquitoes have been identified. Spraying will take place this evening. The rain date is Monday. The aerial spray will begin after 7 p.m. If the spraying is postponed due to weather conditions, residents will be notified through the news media, and information will be posted on the Chautauqua County website at www.myhealthycounty.com.