Baltimore City

View Orange, Red, and Purple Ozone Days

Orange Ozone Days:	10	What do the colors mean?
Red Ozone Days:	0	What do the colors mean?
Purple Ozone Days:	0	What do the colors mean?

Particle Pollution - 24 Hour Learn More Grade: C How is my grade calculated? Weighted Average: 1.0 Change Since 2000:

22.3

1.0

fewer days this year

View Orange, Red, and Purple Particle Pollution Days

Orange Particle Days:	3	What do the colors mean?
Red Particle Days:	0	What do the colors mean?
Purple Particle Days:	0	What do the colors mean?

Particle Pollution - Annual Learn More Grade: Pass How is my grade calculated? Design Value 10.5 Change Since 2000:

17.0

10.5

µg/m³

Groups At Risk Learn More Total Population: 622,104 Risks to the population Pediatric Asthma: 14,171 Risks to people with Asthma Adult Asthma: 47,150 Risks to people with Asthma COPD: 24,818 Risks to people with COPD Cardiovascular Disease: 36,329 Risks to people with Cardiovascular Disease Diabetes: 44,284Risks to people with Diabetes Children Under 18: 131,399 Risks to children and teens Adults 65 & Over: 75,422 Risks to older adults Poverty Estimate: 136,053Risks to people with low incomes

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Alexandria City	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	alexandria-city.html	51510	5.2	F	11	3	0	Inc					Inc		148892	26359	14639	2318	10654	7040	7984	10092	12916	16.3	23.3	18.5	13.8	14.5	15.2	13.2	7.8	10.7	12.2	9.8	4.7	4.3	5.8	8.5	5.2											0.3
Anne Arundel	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	anne-arundel.html	24003	8.7	F	23	2	0	A	0.0	0	0	0	Pass	10.0	555743	126728	72850	13667	40625	22998	34176	41552	39333	59.7	66.0	56.0	41.3	39.2	36.2	29.7	17.0	16.0	17.7	16.3	11.5	8.5	7.8	12.5	8.7	4.8	5.7	5.3	4.2	3.0	2.3	1.3	1.0	0.7	0.3	0.3	0.0	15.8	15.3	15.2	15.3	14.9	14.3	13.3	12.4	11.6	10.9	10.7	10.0
Arlington	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	arlington.html	51013	6.8	F	19	1	0	A	0.0	0	0	0	Inc		224906	37510	20430	3298	16228	10289	11422	14519	18767	23.8	32.0	25.7	24.0	24.7	24.7	20.8	13.0	15.7	18.3	15.2	9.8	7.8	7.8	11.2	6.8	3.7	3.7	3.3	2.7	1.7	1.3	0.7	1.0	0.3	0.3	0.0	0.0	14.9	14.6	14.5	14.6	14.2	14.0	12.9	11.9	10.8
Baltimore	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	baltimore.html	24005	10.3	F	28	2	0	A	0.0	0	0	0	Pass	10.3	823015	177943	127651	19190	60541	35764	54510	65262	76434	27.3	34.8	30.2	27.7	30.5	28.5	22.7	14.8	19.3	19.2	16.7	9.5	11.3	11.7	15.8	10.3	12.5	14.3	11.0	9.2	7.7	7.0	4.7	3.7	2.3	1.7	0.3	0.0	15.1	15.2	14.9	15.1	14.8	14.5	13.6	12.6	11.7	11.1	11.0	10.3
Baltimore City	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	baltimore-city.html	24510	3.3	F	10	0	0	C	1.0	3	0	0	Pass	10.5	622104	131399	75422	14171	47150	24818	36329	44284	136053	20.0	19.0				9.3					1.7	1.0	1.2	3.2	4.2	3.3	22.3	22.8	19.5	18.8	15.0	11.7	8.0	5.3	4.3	3.7	2.3	1.0	17.0	16.6	16.3	16.6	15.9	15.6	14.0	12.9	11.6	10.9	11.1	10.5
Berkeley	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	berkeley.html	54003	0.3	B	1	0	0	B	0.3	1	0	0	Pass	10.7	108706	26423	13990	2298	7404	8224	10614	9906	14171						12.0	9.7	3.7	3.3	3.0	2.7	1.0	0.7	0.3	0.7	0.3	6.2	5.7	4.8	3.2	2.7	2.3	1.0	0.3	1.3	1.3	1.3	0.3	16.2	16.3	16.1	16.2	15.8	15.8	14.9	14.0	12.9	11.8	11.6	10.7
Calvert	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	calvert.html	24009	5.8	F	16	1	0	DNC					Dnc		90484	22245	11322	2399	6400	3792	5608	6884	6170	17.5	21.2	20.2	16.3						9.7	8.3	5.3	5.3	5.3	8.8	5.8
Carroll	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	carroll.html	24013	2.7	D	8	0	0	DNC					Dnc		167564	38361	24874	4137	12015	7404	11212	13564	11089	30.5	33.0	30.7	26.5	23.8	20.3	13.2	8.0	8.3	13.5	12.3	9.8	4.2	3.7	4.7	2.7
Charles	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	charles.html	24017	5.7	F	14	2	0	DNC					Dnc		152864	38479	16274	4150	10911	5959	8617	10663	12119	36.2	48.0	40.5	29.2	22.5	20.7	16.7	11.0	10.8	14.2	11.7	8.5	5.3	4.8	8.0	5.7
Clarke	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	clarke.html	51043		DNC				DNC					Dnc		14348	3071	2540	270	992	851	1094	1305	1113
Culpeper	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	culpeper.html	51047		DNC				DNC					Dnc		48506	12301	6547	1082	3169	2454	3024	3676	4741
District of Columbia	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	district-of-columbia.html	11001	7.5	F	21	1	0	C	1.0	3	0	0	Pass	9.8	646449	111474	73422	15056	63739	30439	40460	40019	115096	32.7	41.5	36.3	29.3	28.2	25.3	19.7	10.3	14.8	19.3	17.7	10.7	9.8	10.5	13.7	7.5	19.0	17.5	13.2	10.3	8.8	6.8	4.5	2.3	2.2	1.5	2.2	1.0	16.4	15.8	15.1	14.8	14.5	14.2	13.1	12.1	11.2	10.6	10.4	9.8
Dorchester	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	dorchester.html	24019	7.2	F	20	1	0	Inc					Inc		32660	6891	6305	743	2357	1562	2464	2906	5702																7.2
Fairfax	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	fairfax.html	51059	8.8	F	19	5	0	B	0.3	1	0	0	Pass	8.8	1130924	271342	125169	23858	75482	54827	65002	81205	66840	37.2	42.3	37.3	31.5	33.8	33.5	28.8	21.0	26.3	28.8	23.3	13.7	8.7	8.3	12.8	8.8	7.7	7.0	6.3	6.3	6.0	6.0	3.3	2.3	0.7	0.7	0.7	0.3	13.9	14.0	13.9	14.1	13.9	13.7	12.7	11.7	10.3	9.6	9.3	8.8
Fairfax City	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	fairfax-city.html	51600		DNC				DNC					Dnc		23973	5365	3631	472	1616	1260	1569	1877	1710
Falls Church City	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	falls-church-city.html	51610		DNC				DNC					Dnc		13508	3511	1449	309	882	650	773	971	403
Fauquier	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	fauquier.html	51061	0.0	A	0	0	0	DNC					Dnc		67207	16246	9684	1428	4486	3602	4489	5460	4693	14.2	19.8	18.2	12.0	8.0	8.5	6.8	2.5	2.0	1.3	1.7	0.3	0.3	0.0	0.0	0.0
Franklin	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	franklin.html	42055	0.0	A	0	0	0	DNC					Dnc		152085	35277	27076	3601	11093	8560	12170	12177	17633	26.8	38.5	34.2	33.7	35.5	32.0	18.3	2.3	0.7	2.3	2.0	2.0	0.3	0.3	0.3	0.0
Frederick	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	frederick.html	51069	0.3	B	1	0	0	B	0.3	1	0	0	Pass	9.5	81319	19374	11924	1703	5413	4274	5325	6419	6311	17.3	21.3	18.7	12.7	13.5	13.2	9.2	3.0	2.0	2.0	1.7	1.0	1.0	0.3	0.7	0.3								0.0	0.0	0.0	0.0	0.3									11.1	10.4	10.2	9.5
Frederick	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	frederick.html	24021	4.0	F	12	0	0	DNC					Dnc		241409	58216	30170	6278	17316	9887	14617	17867	16413			26.5	26.2	21.3	19.3	12.2	8.3	10.0	14.0	10.7	7.0	3.3	4.3	6.0	4.0
Fredericksburg City	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	fredericksburg-city.html	51630		DNC				DNC					Dnc		28132	5707	2724	502	1934	1247	1408	1761	4434
Hampshire	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	hampshire.html	54027		DNC				DNC					Dnc		23445	4814	4429	419	1685	2051	2804	2555	3855
Harford	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	harford.html	24025	12.3	F	28	6	0	A	0.0	0	0	0	Pass	10.3	249215	58088	35031	6264	17915	10644	16002	19389	18177	42.0	45.0	37.3	35.3	41.2	39.7	33.3	22.8	24.7	26.2	24.2	19.3	19.2	20.3	21.0	12.3	2.2	2.3	2.0	1.8	1.3	1.0	0.3	0.0	0.0	0.0	0.0	0.0		12.8	12.5	12.9	12.6	12.4	11.7	11.0	10.1	9.8	10.3	10.3
Howard	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	howard.html	24027		DNC				DNC					Dnc		304580	75641	35781	8157	21701	12224	17925	22019	16071
Jefferson	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	jefferson.html	54037		DNC				DNC					Dnc		55073	12657	7464	1101	3825	4314	5615	5233	6051
Loudoun	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	loudoun.html	51107	1.7	C	5	0	0	A	0.0	0	0	0	Pass	8.9	349679	104070	26710	9150	21642	14629	16535	21374	13343			26.7	18.8	24.2	26.2	22.0	8.2	9.7	11.5	12.3	7.5	4.5	2.7	3.3	1.7	3.3	2.3	2.0	2.3	1.7	1.7	1.2	1.2	0.8	0.3	0.3	0.0	13.8	13.6	13.5	13.9	13.6	13.2	12.2	11.2	10.3	9.5	9.5	8.9
Manassas City	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	manassas-city.html	51683		DNC				DNC					Dnc		41705	11365	3148	999	2662	1751	1956	2531	4179
Manassas Park City	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	manassas-park-city.html	51685		DNC				DNC					Dnc		16149	4378	1098	385	1029	651	712	928	1353
Montgomery	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	montgomery.html	24031	2.3	D	7	0	0	A	0.0	0	0	0	Pass	9.7	1016677	239519	135707	25831	73437	41999	62690	76042	70842	31.0	34.0	27.5	19.8	18.5	17.5	13.3	8.8	10.3	12.5	11.0	7.5	3.3	3.3	4.0	2.3	3.0	2.3	1.7	1.0	0.7	0.7	0.7	0.7	0.7	0.3	0.3	0.0	13.4	12.6	12.5	12.7	12.5	12.2	11.3	10.7	10.3	10.2	10.5	9.7
Prince George's	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	prince-george-s.html	24033	11.8	F	34	1	0	B	0.5	0	1	0	Pass	10.1	890081	202000	96006	21784	66188	34642	49951	61599	85855	44.2	49.0	38.3	29.8	28.2	28.7	22.7	17.0	21.7	25.8	22.8	12.8	11.5	12.3	17.8	11.8	4.8	3.8	2.8	2.7	2.7	2.3	2.3	1.7	2.0	1.5	1.5	0.5	17.4			13.2	13.1	12.8	11.9	12.4	11.5	10.8	10.5	10.1
Prince William	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	prince-william.html	51153	1.0	C	3	0	0	DNC					Dnc		438580	124308	34715	10930	27637	18625	21067	27141	30243	20.7	25.3	21.8	15.5	16.0	15.8	12.8	3.7	4.8	5.0	5.7	2.3	1.3	1.0	1.7	1.0
Queen Anne's	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	queen-anne-s.html	24035		DNC				DNC					Dnc		48517	11009	8113	1187	3450	2231	3442	4124	4021
Rappahannock	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	rappahannock.html	51157		DNC				DNC					Dnc		7478	1403	1687	123	528	484	646	746	768
Spotsylvania	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	spotsylvania.html	51177		DNC				DNC					Dnc		127348	33150	14827	2915	8270	6158	7405	9170	9733
St. Mary's	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	st-mary-s.html	24037		DNC				DNC					Dnc		109633	27526	12664	2969	7821	4301	6296	7721	8774
Stafford	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	stafford.html	51179	2.0	C	6	0	0	DNC					Dnc		136788	37032	11846	3256	8802	6119	7028	9013	8436	22.5	31.5	27.0	22.0	16.2	15.5	11.0	7.2	8.2	10.3	7.0	3.7	2.0	2.3	3.7	2.0
Talbot	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	talbot.html	24041		DNC				DNC					Dnc		37931	7100	9846	766	2742	2038	3372	3871	4074
Warren	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	warren.html	51187		DNC				DNC					Dnc		38699	8876	5469	780	2617	2054	2540	3092	4538
Washington	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	washington.html	24043	2.0	C	6	0	0	C	1.3	4	0	0	Pass	10.5	149588	33322	22983	3594	10891	6490	9886	11854	16960				16.0	18.0	18.2	14.8	7.2	6.3	8.0	5.7	4.0	2.7	2.7	3.7	2.0	4.2	3.5	3.5	2.0	1.3	0.7	0.7	0.7	1.0	0.7	1.0	1.3	14.8	13.9	14.1	14.1	13.8	13.2	12.2	11.5	11.0	10.9	11.3	10.5
Winchester City	Washington-Baltimore-Arlington, DC-MD-VA-WV-PA	washington-baltimore-arlington-dc-md-va-wv-pa.html	winchester-city.html	51840		DNC				DNC					Dnc		27216	6269	3932	551	1815	1385	1710	2049	3704

Ranked 22 for high ozone days out of 220 metropolitan areas
Ranked 45 for 24-hour particle pollution out of 220 metropolitan areas
Ranked 46 for annual particle pollution out of 220 metropolitan areas

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High Ozone Days

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Change Since

This County:

Baltimore City, MD

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

Alexandria City, VA

Anne Arundel, MD

Arlington, VA

Baltimore, MD

Baltimore City, MD

Berkeley, WV

Calvert, MD

Carroll, MD

Charles, MD

Clarke, VA

Culpeper, VA

District of Columbia, DC

Dorchester, MD

Fairfax, VA

Fairfax City, VA

Falls Church City, VA

Fauquier, VA

Franklin, PA

Frederick, VA

Frederick, MD

Fredericksburg City, VA

Hampshire, WV

Harford, MD

Howard, MD

Jefferson, WV

Loudoun, VA

Manassas City, VA

Manassas Park City, VA

Montgomery, MD

Prince George's, MD

Prince William, VA

Queen Anne's, MD

Rappahannock, VA

Spotsylvania, VA

St. Mary's, MD

Stafford, VA

Talbot, MD

Warren, VA

Washington, MD

Winchester City, VA

DNC

INC

Particle Pollution - 24 Hour

Learn More

Change Since

This County:

Baltimore City, MD

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

Alexandria City, VA

Anne Arundel, MD

Arlington, VA

Baltimore, MD

Baltimore City, MD

Berkeley, WV

Calvert, MD

Carroll, MD

Charles, MD

Clarke, VA

Culpeper, VA

District of Columbia, DC

Dorchester, MD

Fairfax, VA

Fairfax City, VA

Falls Church City, VA

Fauquier, VA

Franklin, PA

Frederick, VA

Frederick, MD

Fredericksburg City, VA

Hampshire, WV

Harford, MD

Howard, MD

Jefferson, WV

Loudoun, VA

Manassas City, VA

Manassas Park City, VA

Montgomery, MD

Prince George's, MD

Prince William, VA

Queen Anne's, MD

Rappahannock, VA

Spotsylvania, VA

St. Mary's, MD

Stafford, VA

Talbot, MD

Warren, VA

Washington, MD

Winchester City, VA

DNC

INC

Particle Pollution - Annual

Learn More

Change Since

This County:

Baltimore City, MD

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

Alexandria City, VA

Anne Arundel, MD

Arlington, VA

Baltimore, MD

Baltimore City, MD

Berkeley, WV

Calvert, MD

Carroll, MD

Charles, MD

Clarke, VA

Culpeper, VA

District of Columbia, DC

Dorchester, MD

Fairfax, VA

Fairfax City, VA

Falls Church City, VA

Fauquier, VA

Franklin, PA

Frederick, VA

Frederick, MD

Fredericksburg City, VA

Hampshire, WV

Harford, MD

Howard, MD

Jefferson, WV

Loudoun, VA

Manassas City, VA

Manassas Park City, VA

Montgomery, MD

Prince George's, MD

Prince William, VA

Queen Anne's, MD

Rappahannock, VA

Spotsylvania, VA

St. Mary's, MD

Stafford, VA

Talbot, MD

Warren, VA

Washington, MD

Winchester City, VA

PASS

FAIL

DNC

INC

Groups At Risk		Learn More
Total Population:		Risks to the population
Pediatric Asthma:		Risks to people with Asthma
Adult Asthma:		Risks to people with Asthma
COPD:		Risks to people with COPD
Cardiovascular Disease:		Risks to people with Cardiovascular Disease
Diabetes:		Risks to people with Diabetes
Children Under 18:		Risks to children and teens
Adults 65 & Over:		Risks to older adults
Poverty Estimate:		Risks to people with low incomes

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This County:

Baltimore City, MD

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This County:

Baltimore City, MD

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

This County:

Baltimore City, MD

Other counties with monitors in this metropolitan area

There are no other counties in this metropolitan area

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