Tag: Fairfax County

Post #1849: Virginia still collects COVID-19 case data? Yep, sure does.

 

There is no new big surge of COVID-19 cases in Virginia.  We don’t have to guess about that because Virginia continues to gather the same benchmark PCR test data that it did all throughout the pandemic.

At present, Virginia is showing 10 new cases (new positive COVID-19 PCR tests) per 100K population per day.  That’s up from our normal summertime minimum of around 2 / 100K day. And is a level we saw off and on throughout the pandemic.

But the point is, it’s normal.  In so far as anything about the post-pandemic U.S. can be considered normal. Continue reading Post #1849: Virginia still collects COVID-19 case data? Yep, sure does.

Post #1803: What’s normal for PM 2.5 in my area?

 

Currently our AQI is a mere 87, for fine particulates (PM 2.5).  That’s a relief.  Just a normal amount of air pollution.

Or is it?  I’ve kind of lost track of what was normal for my area.  It’s not like I paid attention to the AQI for most of the past decade.

So here, for Fairfax County, VA, I’m posting a table of AQI statistics, for PM 2.5. based on the period 2010-2022.  Just so that I can refer to it as needed.  Briefly, only 1% of days exceed the 99th percentile.  Half of days exceed the 50th percentile.  And so on. Continue reading Post #1803: What’s normal for PM 2.5 in my area?