Overview
This air monitoring station in Simi Valley, California, operated by Ventura County APCD, tracks criteria pollutants near the Simi Valley Landfill and Highway 118. It provides data for regulatory compliance under the US EPA AQS network.
The SITE IN SIMI VALLEY LANDFILL. NEAREST TRAFFIC HWY 118, SO, 1/2 MI. is an air monitoring station located at 2801 Madera Road, Simi Valley, California, within Ventura County. Operated by the Ventura County Air Pollution Control District (APCD), this station is part of the broader US EPA Air Quality System (AQS) network, which supports ambient air quality monitoring across the United States. As a station sited near a landfill and a major highway (Highway 118), it is strategically positioned to assess the impact of traffic emissions and landfill operations on local air quality. The station collects data on criteria pollutants such as ozone, particulate matter, and nitrogen oxides, which are regulated under the Clean Air Act. The last reported sample date is May 11, 2023, indicating ongoing monitoring activity. This monitoring station plays a key role in protecting public health in the Simi Valley area by providing real-time air quality data. The data supports regulatory compliance, community awareness, and scientific research on pollution sources. Its proximity to both a landfill and a highway makes it valuable for understanding the combined effects of industrial and transportation emissions on air quality in a suburban setting.
Environmental context
Simi Valley is located in Ventura County, California, a region characterized by a Mediterranean climate with hot, dry summers and mild, wet winters. The area is subject to air quality challenges from both local sources, such as the Simi Valley Landfill and traffic on Highway 118, and regional influences like the Los Angeles basin. The monitoring station's siting near these sources allows for representative sampling of pollutant concentrations, which is critical for assessing compliance with National Ambient Air Quality Standards (NAAQS) and for informing local air quality management strategies.
Frequently asked questions
The station is located at 2801 Madera Road, Simi Valley, California, near the Simi Valley Landfill and Highway 118.
As part of the US EPA AQS network, the station typically measures criteria pollutants such as ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, and carbon monoxide, though specific parameters may vary.
The station is operated by the Ventura County Air Pollution Control District (APCD).
Air monitoring in the US is governed by the Clean Air Act and implemented through the EPA's Air Quality System (AQS) network, which sets National Ambient Air Quality Standards (NAAQS) for criteria pollutants.
Monitoring near a landfill and highway helps assess the combined impact of industrial and traffic emissions on local air quality, providing data for public health protection and regulatory compliance.
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