{"url_path":"/weather/alerts/2.49.0.1.840.0.a54f465fffaa12b5b82c32154397978b48e37f72.002.1","section_key":"alert","section_title":"Air Quality Alert issued July 4 at 4:40PM EDT by NWS Baltimore MD/Washington DC","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-07-04","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.a54f465fffaa12b5b82c32154397978b48e37f72.002.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Baltimore MD/Washington DC"},"word_count":84,"has_tables":false,"body_markdown":"# Air Quality Alert: Air Quality Alert issued July 4 at 4:40PM EDT by NWS Baltimore MD/Washington DC\n\n**Severity:** Unknown\n**Certainty:** Unknown\n**Urgency:** Unknown\n**Areas:** Fairfax; Arlington/Falls Church/Alexandria; Western Loudoun; Eastern Loudoun; Northwest Prince William; Central and Southeast Prince William/Manassas/Manassas Park\n**Issued by:** NWS Baltimore MD/Washington DC\n**Sent:** 2026-07-04T16:42:00-04:00\n**Effective:** 2026-07-04T16:40:00-04:00\n**Expires:** 2026-07-06T00:00:00-04:00\n\n## Description\nThe Virginia Department of Environmental Quality has issued a\nCode PURPLE Air Quality Alert Sunday for\nNorthern Virginia.\n\n\n\nFor more information on ground-level ozone and fine particles\nvisit the web site Virginia DEQ air quality web site at\nwww.deq.virginia.gov"}