Sterile mosquitos have been done in around 20 states in the US including California. Cali had the West Nile and Zika virus outbreaks. Now the male mosquitoes sterilized by artificial selection should be fine. I got rid of the mosquitoes around my house by eliminating water puddles and chemically spraying the smaller damp areas. The ones this article addresses are the genetically modified ones. Oxitec was the company that supplied those. They did Florida and Texas.