How often are RadNet’s near-real-time air monitoring data updated on the EPA website?
RadNet near-real-time air data are refreshed hourly during business hours, Monday through Friday. This hourly refresh ensures that the most up-to-date data are available for the last 24 hours. NOTE: All results are shown in Coordinated Universal Time (UTC). To learn more, visit RadNet. Return to Frequent Questions About RadNet.