Overview
Blythe-445 W Murphy Street is an air monitoring station in Blythe, California, operated by the California Air Resources Board. It provides ambient air quality data for the Riverside County region.
Blythe-445 W Murphy Street is an operational air monitoring station located at 495 W Murphy Street in Blythe, California. It is part of the California Air Resources Board (CARB) monitoring network, which supports the US EPA's Air Quality System (AQS) by collecting criteria pollutant data. The station serves the Riverside County area, contributing to regional air quality assessments. The station operates under the regulatory framework of the US Clean Air Act and the EPA's AQS network. CARB manages a comprehensive network of monitoring sites across California, using federal reference methods and continuous analyzers to measure pollutants such as ozone, PM2.5, and nitrogen dioxide. The station's last reported sample date is August 31, 2025, indicating ongoing data collection. This monitoring station plays a key role in tracking air quality in the Colorado Desert region, where high temperatures and vehicle emissions can elevate ozone levels. Data from this site supports public health advisories and state implementation plans for attaining National Ambient Air Quality Standards (NAAQS). Its location in a semi-arid environment also helps monitor transported pollutants from nearby urban and agricultural areas.
Environmental context
Blythe is located in the Colorado Desert region of California, characterized by hot summers and mild winters. The area experiences high ozone levels due to strong sunlight and precursor emissions from vehicles and regional transport. The monitoring station's siting is representative of suburban background conditions, providing data on regional air quality trends. Parameter coverage typically includes ozone, PM2.5, and meteorological parameters, supporting compliance with EPA standards and local health assessments.
Frequently asked questions
The station is located at 495 W Murphy Street in Blythe, California, in Riverside County. It is part of the California Air Resources Board's monitoring network.
As part of the CARB network, the station typically measures criteria pollutants such as ozone, particulate matter (PM2.5 and PM10), nitrogen dioxide, and meteorological parameters. Specific parameters may vary based on site objectives.
The station is operated by the California Air Resources Board (CARB), which manages a statewide network of air monitoring stations to support federal and state air quality programs.
Data from this station is submitted to the EPA's Air Quality System (AQS) and used to determine compliance with National Ambient Air Quality Standards (NAAQS). It also supports state implementation plans for ozone and particulate matter.
Blythe's location in the Colorado Desert makes it important for tracking ozone formation under high temperatures and sunlight. Monitoring helps assess regional transport of pollutants and informs public health advisories.
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