Alert USA
weather NWS moderate Allegheny October 19, 2026 at 8:30 PM

Air Quality Alert

The Pennsylvania Department of Environmental Protection has issued a code ORANGE air quality alert for Tuesday, for the Mon Valley area.

A code ORANGE air quality alert means that air pollution concentrations within the region may become unhealthy for sensitive groups. Sensitive groups include children, the elderly, and people suffering from asthma, heart disease, or other lung diseases. The effects of air pollution can be minimized by avoiding outdoor exercise or strenuous activity.

For more information on ground-level ozone and fine particles, visit http://www.airnow.gov and https://www.ahs.dep.pa.gov/AQPartnersWeb/

Local conditions in Allegheny may affect travel, public safety, or daily routines. Stay informed and adjust plans if conditions change.

This report is based on information from NWS, monitored by Alert USA's verified emergency feed.

Residents should be prepared for possible effects on travel, public safety, and daily routines while the situation remains active.

Recommended steps: stay informed via official sources; avoid non-essential travel in the area; secure outdoor items if weather is involved; check on family and neighbors.

Alert USA is tracking this developing situation and will update this report as verified information becomes available.

Verified by Alert USA • NWS

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