Air Monitoring Network (AMN) Monitoring Sites February 2026

As part of the Department of Pesticide Regulation’s (DPR) mandate for continuous evaluation of registered pesticides, DPR initiated a multi-year statewide Air Monitoring Network (AMN) beginning in 2011 to measure pesticide concentrations in the ambient air in several California agricultural communities. This web layer represents the current monitoring sites for February 2026. Data Definitions: 1) Start_Date = The date which sampling started in the location. 2) Site_Name = The name of monitoring site. 3) Community = Community name. 4) County = County name. 5) Site_Owner = The owner of the location that the monitoring site is located. 6) School = The name of the school that the monitoring site is located. 7) Latitude = Latitude of the monitoring site. 8) Longitude = Longtitude of the monitoring site. For more information, see DPR's Environmental Monitoring Air Program webpage or contact [e-mail].