{"url_path":"/weather/alerts/2.49.0.1.840.0.ce248ce9027853ca429e3a516d090d1f838d6b41.005.1","section_key":"alert","section_title":"Air Quality Alert issued May 18 at 3:45PM EDT by NWS Mount Holly NJ","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-05-18","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.ce248ce9027853ca429e3a516d090d1f838d6b41.005.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Mount Holly NJ"},"word_count":123,"has_tables":false,"body_markdown":"# Air Quality Alert: Air Quality Alert issued May 18 at 3:45PM EDT by NWS Mount Holly NJ\n\n**Severity:** Unknown\n**Certainty:** Unknown\n**Urgency:** Unknown\n**Areas:** Delaware; Philadelphia; Western Chester; Eastern Chester; Western Montgomery; Eastern Montgomery; Upper Bucks; Lower Bucks\n**Issued by:** NWS Mount Holly NJ\n**Sent:** 2026-05-18T15:45:00-04:00\n**Effective:** 2026-05-18T15:45:00-04:00\n**Expires:** 2026-05-20T00:00:00-04:00\n\n## Description\nThe Delaware Valley Regional Planning Commission has issued\na code orange air quality alert Tuesday for The Philadelphia\nMetro area.\n\nA code orange air quality alert means that air pollution\nconcentrations within the region may become unhealthy for\nsensitive groups. Sensitive groups include children...people\nsuffering from asthma... heart disease or other lung\ndiseases...and the elderly. The effects of air pollution can\nbe minimized by avoiding strenuous activity or exercise outdoors.\n\nFor more information on ground-level ozone and fine\nparticles...visit http://www.phila.gov/health/units/ams/"}