Who do I call about mosquitoes or standing water on my property?
The Benton County Mosquito Control District, based at 4951 W Van Giesen St. in West Richland, covers Kennewick (including Finley), Richland, West Richland, Benton City and Prosser. If you have standing water you can’t empty at least weekly, or a mosquito problem in general, call (509) 967-2414 or file the district’s online service request form. Staff will survey the site and treat or advise as needed.