Table 1.

Largest NO ₂ Column Value in Each U.S. State During the 1 May 2018–31 Dec 2019 Period

U.S. state	Latitude (°N)	Longitude (°E)	NO2 (molec/cm2)	Detailed location
CA	34.03	−118.18	1.41E+16	E Los Angeles, CA
NY	40.72	−73.97	1.13E+16	East River, Brooklyn, NY
NJ	40.69	−74.14	9.75E+15	Port Newark, NJ
IL	41.82	−87.77	7.31E+15	Cicero, Chicago, IL (near MDW)
WA	47.46	−122.26	6.90E+15	Tukwila, WA (SE Seatle)
IN	41.66	−87.47	6.28E+15	E Chicago, IN (Steel Mill)
UT	40.71	−111.9	6.18E+15	S Salt Lake City, UT
CO	39.76	−105.02	5.98E+15	Highland, Denver, CO
PA	39.95	−75.16	5.95E+15	Downtown Philadelphia, PA
AZ	33.47	−112.15	5.87E+15	Cuatro Palmas, Phoenix, AZ
MI	42.31	−83.11	5.74E+15	Detroit, MI
TX	29.74	−95.14	5.58E+15	Deer Park, Houston, TX
CT	41	−73.67	5.46E+15	Greenwich, CT
NV	36.1	−115.18	4.97E+15	Las Vegas Strip, Las Vegas, NV
MD	39.28	−76.6	4.94E+15	Port of Baltimore, Baltimore, MD
DC	38.89	−77.01	4.65E+15	Capitol Hill, Washington, DC
GA	33.64	−84.42	4.65E+15	Hartsfield Airport, Atlanta, GA
VA	38.88	−77.05	4.59E+15	Pentagon, Arlington, VA
DE	39.8	−75.37	4.34E+15	Claymont, Wilmington, DE
OR	45.52	−122.65	4.25E+15	Buckman, Portland, OR
KY	38.18	−85.73	4.21E+15	Louisville, KY (Airport)
OH	39.12	−84.54	4.20E+15	Cincinnati, OH
MA	42.37	−71.06	4.14E+15	Charlestown, Boston, MA (near BOS)
LA	29.93	−90.14	3.98E+15	Mississippi River, New Orleans, LA
NC	35.24	−80.85	3.76E+15	Catawba, NC (near Marshall Steam PP)
WV	38.94	−82.11	3.68E+15	Lakin, WV (near Gavin PP)
MO	38.68	−90.19	3.67E+15	Mississippi River, St Louis, MO
KS	39.12	−94.6	3.61E+15	Missouri River, Kansas City, KS
TN	36.16	−86.77	3.52E+15	Nashville, TN
FL	25.85	−80.34	3.40E+15	Medley, Miami, FL
WI	42.86	−87.82	3.40E+15	Oak Creek, WI (near Oak Creek PP)
MN	44.97	−93.24	3.28E+15	Mississippi River, Minneapolis, MN
AL	33.52	−86.82	3.21E+15	Fountain Heights, Birmingham, AL
RI	41.8	−71.41	2.88E+15	S Providence, RI
IA	41.25	−95.88	2.79E+15	Council Bluffs, IA
NE	41.25	−95.88	2.79E+15	Missouri River, Omaha, NE
OK	36.16	−96	2.64E+15	Tulsa, OK
WY	43.69	−105.32	2.52E+15	Thunder Basin Coal, WY
SC	32.88	−79.99	2.52E+15	N Charleston, SC
NM	35.11	−106.62	2.51E+15	Albuquerque, NM
AR	35.12	−90.1	2.46E+15	W Memphis, AR
ID	43.58	−116.23	2.30E+15	Boise, ID (Airport)
ND	47.35	−101.81	2.24E+15	Beulah, ND (near Dakota Gasification Co)
MT	45.86	−106.57	2.20E+15	Colstrip, MT (near Colstrip PP)
NH	42.94	−70.81	1.93E+15	Hampton, NH
ME	43.66	−70.29	1.90E+15	Portland, ME
MS	32.34	−90.19	1.77E+15	Jackson, MS
SD	43.6	−96.74	1.53E+15	N Sioux Falls, SD
VT	42.91	−73.18	1.49E+15	Wilmington, VT

Note. Ordered by largest to smallest maximum value.