EPA \ TAQMN \ Data Service \ Air Quality \ Hourly Value

Hourly Value

1. All instruments from EPA have stringent quality assurance protocol to maintain the accuracy and reliability of the data. However, in order to curtail the amount of time spent online, the information obtained by searching through the website has not been verified through the final quality assurance procedures; please refer to the monthly or yearly reports for the accurate information.
2. The information provided by this site, such as the temperature, wind direction, wind speed, rainfall and humidity meteorological monitoring data are only for use to supplement the analysis of air quality monitoring.
3. The information provided by this site is only for general reference; it may not be reproduced in any forms or be used as any evidential support. Knowledge that the characteristic of the instruments, regional environmental factors and other factors might influence the variance of the data produced is required. The EPA is not responsible for any losses that arise for information without our consent or that are improperly used.
4. If there are any suggestions for the monitoring information provided by the site, please contact mailboxhome.
# null instrument value; * null program value; x null manual value; NA non applicable; NR no rain
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