Planned fogging operation maps for Gridley and East Gridley areas on 07/07/2025 The fogging will take place between sunset and 11:00 p.m.

Planned fogging operation maps for M&T Levee and M&T South areas on 07/02/2025. The fogging will take place between sunset and 11:00 p.m. 

Planned fogging operation maps for Hamilton City, Nord, and Meridian Rd. area on 07/02/2025. The fogging will take place between sunset and 11:00 p.m…

Planned fogging operation maps for Richvale, Nelson, Downtown Oroville,  and Thermalito areas on 07/02/2025. The fogging will take place between…

Planned Wide Area Larvicide treatment in the South Oroville and Biggs area on 07/02/2025. The treatment will take place between 4:00am-6:00am.

Planned fogging operation maps for Dayton and South Chico areas on 07/01/2025. The fogging will take place between sunset and 11:00 p.m. 

Planned fogging operation maps for Biggs and East Biggs areas on 07/01/2025. The fogging will take place between sunset and 11:00 p.m.

Planned fogging operation maps for Gridley and East Gridley areas on 06/30/2025 The fogging will take place between sunset and 11:00 p.m.

Planned fogging operation maps for Richvale, and Nelson areas on 06/26/2025. The fogging will take place between sunset and 11:00 p.m.

Planned fogging operation maps for Hamilton City, and Nord area on 06/26/2025. The fogging will take place between sunset and 11:00 p.m. 

Planned fogging operation maps for Gridley and East Gridley areas on 06/25/2025 The fogging will take place between sunset and 11:00 p.m.

Planned fogging operation maps for M&T Levee area on 06/25/2025. The fogging will take place between sunset and 11:00 p.m. 

Planned fogging operation maps for Biggs and East Biggs areas on 06/24/2025. The fogging will take place between sunset and 11:00 p.m.

Planned fogging operation maps for Dayton and South Chico areas on 06/24/2025. The fogging will take place between sunset and 11:00 p.m. 

Planned fogging operation maps for Dayton and South Chico areas on 06/24/2025. The fogging will take place between sunset and 11:00 p.m. 

Planned fogging operation maps for Biggs area on 06/19/2025. The fogging will take place between sunset and 11:00 p.m.

Planned Wide Area Larvicide treatment in the South Oroville area on 06/17/2025. The treatment will take place between 4:00am-6:00am.