St. Charles, MD Air Quality | Current Conditions | NWS Alerts | Maps | Buoy Reports

Reporting Station : Camp Springs / Andrews Air Force Base, MD

There are

11 Weather Alerts for your area.

19°C

Passing clouds. Mild.

Current Time : 01:13 AM EDT

Nearest / Estimated

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Rise 6:54AM

Set 7:06PM

Waning gibbous

Rise8:33PM

Set9:55AM

FRIDAY EVENING

DCA / No delays

Air Quality Observations

Air Quality Forecast

Southern Maryland

Date	Pollutant	Concentration	Category
19 Sep	Ozone	42 ppb	Good
20 Sep	Particulates smaller than 2.5 microns	44 ppb	Good
21 Sep	Particulates smaller than 2.5 microns	44 ppb	Good
22 Sep	Particulates smaller than 2.5 microns	28 ppb	Good
23 Sep	Particulates smaller than 2.5 microns	28 ppb	Good
24 Sep	Particulates smaller than 2.5 microns	33 ppb	Good
25 Sep	Particulates smaller than 2.5 microns	39 ppb	Good

Northern Virginia/DC

Date	Pollutant	Concentration	Category
19 Sep	Particulates smaller than 2.5 microns	42 ppb	Good
20 Sep	Particulates smaller than 2.5 microns	44 ppb	Good
21 Sep	Particulates smaller than 2.5 microns	53 ppb	Moderate
22 Sep	Particulates smaller than 2.5 microns	50 ppb	Good
23 Sep	Particulates smaller than 2.5 microns	50 ppb	Good
24 Sep	Particulates smaller than 2.5 microns	53 ppb	Moderate
25 Sep	Particulates smaller than 2.5 microns	53 ppb	Moderate

Northern Virginia

Date	Pollutant	Concentration	Category
19 Sep	Particulates smaller than 2.5 microns	42 ppb	Good
20 Sep	Particulates smaller than 2.5 microns	44 ppb	Good
21 Sep	Particulates smaller than 2.5 microns	53 ppb	Moderate
22 Sep	Particulates smaller than 2.5 microns	50 ppb	Good
23 Sep	Particulates smaller than 2.5 microns	50 ppb	Good
24 Sep	Particulates smaller than 2.5 microns	53 ppb	Moderate
25 Sep	Particulates smaller than 2.5 microns	53 ppb	Moderate

Suburban DC

Date	Pollutant	Concentration	Category
19 Sep	Particulates smaller than 2.5 microns	31 ppb	Good
20 Sep	Particulates smaller than 2.5 microns	50 ppb	Good
21 Sep	Particulates smaller than 2.5 microns	53 ppb	Moderate
22 Sep	Particulates smaller than 2.5 microns	33 ppb	Good
23 Sep	Particulates smaller than 2.5 microns	28 ppb	Good
24 Sep	Particulates smaller than 2.5 microns	33 ppb	Good
25 Sep	Particulates smaller than 2.5 microns	39 ppb	Good