Dangerous Air Returns


  • Cathedral of Studying from CMU, 29 June 2023 (photograph by Kaleem Kheshgi)
  • 30 June 2023 (photograph by Kaleem Kheshgi)

17 July 2023

When Canadian wildfire smoke swept into Pittsburgh in late June it gave us two and a half days of horrible air high quality, then dissipated out of the blue on 30 June. Kaleem Kheshgi captured the stark distinction from smoke to clear in pictures on 29 and 30 June. Even because the smoke dispersed meteorologists warned that it may and would return as a result of the fires are nonetheless burning.

At the moment their prediction comes true. Wildfire smoke from Alberta and British Columbia has blown into the U.S. and prompted Code Crimson air high quality alerts yesterday from Montana to Michigan and Kentucky.

AirNow interactive air quality map on Sunday 17 July 2023 as of 4pm EDT (screenshot from AirNow.gov)

Pittsburgh was within the clear on the time however not anymore. At 5am right this moment Pittsburgh was already in Code Orange and the purple zone was approaching. Cleveland and Buffalo are among the many many areas in purple. (Pittsburgh is marked with a * on these maps.)

Regional air quality on 17 July 2023 at 5am from AirNow.gov (Wisconsin to Kentucky, Missouri to Cape Cod)

Code Orange will power a few of my associates indoors right this moment. Code Crimson is dangerous for everybody.

A code ORANGE air high quality alert signifies that air air pollution concentrations inside the area could develop into unhealthy for delicate teams. Delicate teams embody kids, the aged, and folks affected by bronchial asthma, coronary heart illness, or different lung ailments. The results of air air pollution could be minimized by avoiding outside train or strenuous exercise.

A code RED air high quality alert signifies that air air pollution concentrations are unhealthy for the final inhabitants.

National Weather Service Alert

A have a look at some particular person screens on the AirMatters app tells the story at 6:30am. I’ve set my app to take a look at Pittsburgh, plus native screens close to Frick Park (“Forest Glen”), Carlow College and certainly one of a number of screens in Homestead.

At the moment’s forecast says we’ll be in Code Orange however the Crimson Zone is so shut that we’ll most likely see Crimson spikes earlier than rain and thunderstorms clear it out late this afternoon/night.

Verify your personal air high quality at AirNow https://www.airnow.gov/. Obtain the AirMatters app on the Apple Retailer or Google Play.

(pictures by Kaleem Kheshgi, maps from AirNow.gov)

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