Jacobs Air Monitoring Station, Eureka, California | Environmental Monitoring

Jacobs is an air monitoring station located at 717 South Avenue in Eureka, Humboldt County, California, United States. The station is operational and reports to the California Air Resources Board, a key agency in the state's air quality management framework. As part of the broader US EPA Air Quality System (AQS) network, Jacobs plays a role in monitoring criteria pollutants and supporting regulatory compliance. The station's technical operations align with US EPA standards for ambient air monitoring, including siting criteria and quality assurance protocols. While specific parameters measured are not detailed, typical stations in California track pollutants such as ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, and sulfur dioxide. The last reported sample date is April 6, 2023, indicating recent activity. Environmental monitoring in Humboldt County is important due to the region's coastal geography and mixed urban-forest land use. Jacobs contributes to local air quality assessments, supporting public health and environmental policy. Its data helps inform community exposure estimates and regulatory actions under the Clean Air Act.

The station's location in Eureka, a coastal city in Northern California, provides representative data for a region influenced by marine air masses and occasional wildfire smoke. Monitoring here helps track pollutant transport from urban and industrial sources, as well as natural events. Parameter coverage typically includes criteria pollutants and meteorological variables, supporting both regulatory compliance and public health advisories.