The Valley

The Valley
The western part of the county, including Roseville, Rocklin, and Lincoln tend to see the highest levels of mosquito and West Nile virus activity during the summer months. In the early winter and spring, ticks are most abundant, including those that carry Lyme disease.

DID YOU KNOW that Penryn was the site of the first organized mosquito control effort to combat malaria in California?

The Valley