{"url_path":"/weather/alerts/2.49.0.1.840.0.d0f4e0394b37d2f8015a1eba14210d1442cfeb3c.001.1","section_key":"alert","section_title":"Air Quality Alert issued June 24 at 4:10PM MDT by NWS Denver CO","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-06-24","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.d0f4e0394b37d2f8015a1eba14210d1442cfeb3c.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Denver CO"},"word_count":250,"has_tables":false,"body_markdown":"# Air Quality Alert: Air Quality Alert issued June 24 at 4:10PM MDT by NWS Denver CO\n\n**Severity:** Unknown\n**Certainty:** Unknown\n**Urgency:** Unknown\n**Areas:** Douglas, CO; Boulder, CO; Denver, CO; Jefferson, CO; Arapahoe, CO; Larimer, CO; Adams, CO; Weld, CO; Broomfield, CO\n**Issued by:** NWS Denver CO\n**Sent:** 2026-06-24T16:10:00-06:00\n**Effective:** 2026-06-24T16:10:00-06:00\n**Expires:** 2026-06-25T00:00:00-06:00\n\n## Description\nThe Colorado Department of Public Health and Environment has\nissued the following...\n\nWHAT...Ozone Action Day Alert.\n\nWHERE...Douglas, Jefferson, Denver, western Arapahoe, western\nAdams, Broomfield, Boulder, Larimer, and Weld Counties\n\nWHEN...400 PM Wednesday June 24 to 1200 AM Thursday June 25\n\nIMPACTS...Ozone Action Day Alert is now in effect for the Front\nRange Urban Corridor.  Ozone concentrations in the Unhealthy for\nSensitive Groups category can be expected Wednesday afternoon and\nevening in southern and western parts of the Denver metro area,\nincluding the adjacent foothills. Ozone is expected to be lower\nand within the Good to Moderate range on Thursday due to cooler\ntemperatures and afternoon thunderstorms.  For Colorado air\nquality conditions, forecasts, and advisories, visit:\nhttps://www.colorado.gov/airquality/colorado_summary.aspx   If\npossible, please help us reduce ozone pollution by limiting\ndriving gas and diesel-powered vehicles until midnight, Wednesday\nnight, June 24, 2026. Colorado is also addressing ozone pollution\nthrough state policies. For more information about health impacts\nand how ozone pollution forms in Colorado, visit:\nhttps://cdphe.colorado.gov/ozone- pollution-and-your-health\n\nHEALTH INFORMATION...Increasing likelihood of respiratory symptoms\nand breathing discomfort in active children and adults and people\nwith lung disease, such as asthma. Active children and adults, and\npeople with lung disease, such as asthma, should reduce prolonged\nor heavy outdoor exertion."}