SmogRank / History / week of August 21, 2023

Most polluted cities, week of August 21, 2023

1,252 cities ranked by their average PM2.5 over the 7 days. A city needs measurements on 70% of the days to be ranked.

← week of August 14, 2023week of August 28, 2023 →
#City µg/m³
1Kamloops British Columbia, Canada
126.4
2Grants Pass Oregon, United States
108.5
3Medford Oregon, United States
99.8
4Ashland Oregon, United States
96.4
5Manama Manama, Bahrain
79.8
6Fort McMurray Alberta, Canada
69.2
7Redmond Oregon, United States
64.9
8Roseburg Oregon, United States
61.8
9Penticton British Columbia, Canada
59.6
10Şabāḩ as Sālim Mubārak al Kabīr, Kuwait
50.8
11Alexandria Alexandria, Egypt
49.7
12Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan
48.8
13Dushanbe Dushanbe, Tajikistan
48.6
14Jakarta Jakarta, Indonesia
47.0
15Bend Oregon, United States
46.8
16Kelowna British Columbia, Canada
45.1
17Lahore low-cost sensors Punjab, Pakistan
44.7
18Dhaka low-cost sensors Dhaka Division, Bangladesh
44.4
19Fort St. John British Columbia, Canada
43.6
20Hermiston Oregon, United States
42.0
21Walla Walla Washington, United States
41.9
22Tri-Cities Washington, United States
40.9
23Kigali Kigali, Rwanda
39.6
24Sunnyside Washington, United States
39.3
25Vernon British Columbia, Canada
39.0
26Edmonton Alberta, Canada
38.3
27Moses Lake Washington, United States
37.9
28Islamabad low-cost sensors Islamabad, Pakistan
36.9
29Grande Prairie Alberta, Canada
35.6
30Sarajevo Federation of B&H, Bosnia and Herzegovina
35.4
31Wenatchee Washington, United States
34.8
32Pristina Pristina, Kosovo
34.5
33Jeddah Mecca Region, Saudi Arabia
32.6
34Pendleton Oregon, United States
31.6
35Yakima Washington, United States
31.5
36Pasco Washington, United States
31.1
37Kolkata West Bengal, India
30.6
37Hanoi Hanoi, Vietnam
30.6
39Delhi Delhi, India
30.3
40Addis Ababa Addis Ababa, Ethiopia
29.4
40Ellensburg Washington, United States
29.4
42Altamont Oregon, United States
28.8
43Lewiston Idaho, United States
28.2
44Chilliwack British Columbia, Canada
27.3
45Birmingham Alabama, United States
27.0
46The Dalles Oregon, United States
26.9
47Chennai Tamil Nadu, India
26.3
48Eugene Oregon, United States
25.2
49Squamish British Columbia, Canada
24.3
50Shreveport Louisiana, United States
23.4
51St. Albert Alberta, Canada
23.2
52Nairobi Nairobi County, Kenya
22.9
53Ciudad Juárez Chihuahua, Mexico
22.7
53Spokane Washington, United States
22.7
55Issaquah Washington, United States
22.6
56Antananarivo Analamanga, Madagascar
21.2
56Little Rock Arkansas, United States
21.2
58Hattiesburg Mississippi, United States
20.9
59Auburn Washington, United States
20.6
60Guangzhou Guangdong, China
20.4
61Hyderabad Telangana, India
20.0
61Coeur d'Alene Idaho, United States
20.0
61Abbotsford British Columbia, Canada
20.0
64Regina Saskatchewan, Canada
19.9
65N'Djamena N’Djaména, Chad
19.8
66Dallas Texas, United States
19.6
66Texarkana Texas, United States
19.6
66Cranbrook British Columbia, Canada
19.6
66Terrace British Columbia, Canada
19.6
70Ferry Pass Florida, United States
19.4
70Prince Albert Saskatchewan, Canada
19.4
72Abuja low-cost sensors FCT, Nigeria
19.3
72Sulphur Louisiana, United States
19.3
72Sherwood Park Alberta, Canada
19.3
75Hernando Mississippi, United States
19.2
76Baku Baki, Azerbaijan
19.1
76Karachi low-cost sensors Sindh, Pakistan
19.1
76Liberty Missouri, United States
19.1
79Salor Tashkent Region, Uzbekistan
19.0
79Banja Luka Srpska, Bosnia and Herzegovina
19.0
79Candler-McAfee Georgia, United States
19.0
82Caserta Campania, Italy
18.9
83New Orleans Louisiana, United States
18.8
84Rapid City South Dakota, United States
18.7
85East Saint Louis Illinois, United States
18.6
85Baton Rouge Louisiana, United States
18.6
85Jackson Mississippi, United States
18.6
85Midway Florida, United States
18.6
89Columbia City Washington, United States
18.4
90Shakaskraal low-cost sensors KwaZulu-Natal, South Africa
18.3
91Columbus Georgia, United States
18.2
92Macon Georgia, United States
18.1
92Renton Washington, United States
18.1
92Seattle Washington, United States
18.1
92Red Deer Alberta, Canada
18.1
96Jasper Indiana, United States
18.0
97Pascagoula Mississippi, United States
17.9
98Springdale Arkansas, United States
17.8
98University City Missouri, United States
17.8
98West Vancouver British Columbia, Canada
17.8
101Albany Georgia, United States
17.7
101Fort Worth Texas, United States
17.7
103Pécs Baranya, Hungary
17.6
103North Vancouver British Columbia, Canada
17.6
105Spokane Valley Washington, United States
17.5
105Burnaby British Columbia, Canada
17.5
107Evansville Indiana, United States
17.4
107East Ridge Tennessee, United States
17.4
109Richmond California, United States
17.3
109Langford British Columbia, Canada
17.3
111Gulfport Mississippi, United States
17.2
111Strawberry Hill British Columbia, Canada
17.2
113Gadsden Alabama, United States
17.1
113Moore Oklahoma, United States
17.1
113Calgary Alberta, Canada
17.1
116Gainesville Georgia, United States
17.0
116Springfield Illinois, United States
17.0
116Jeffersonville Indiana, United States
17.0
116Edmond Oklahoma, United States
17.0
116Coquitlam British Columbia, Canada
17.0
121Ulu Bedok Singapore
16.9
121Shoreline Washington, United States
16.9
123Indianapolis Indiana, United States
16.8
123Jeffersontown Kentucky, United States
16.8
123Louisville Kentucky, United States
16.8
126Montgomery Alabama, United States
16.7
126Warner Robins Georgia, United States
16.7
126Decatur Illinois, United States
16.7
126Joliet Illinois, United States
16.7
126Langley British Columbia, Canada
16.7
131Phenix City Alabama, United States
16.6
131Chattanooga Tennessee, United States
16.6
133Grosseto Tuscany, Italy
16.5
133Norwood Ohio, United States
16.5
133Tulsa Oklahoma, United States
16.5
133Saginaw Texas, United States
16.5
133Bellingham Washington, United States
16.5
138Valley Station Kentucky, United States
16.4
139Jenks Oklahoma, United States
16.3
139Oklahoma City Oklahoma, United States
16.3
139Denton Texas, United States
16.3
142McDonough Georgia, United States
16.2
142Spartanburg South Carolina, United States
16.2
144Shenyang Liaoning, China
16.1
145St. Louis Missouri, United States
16.0
145Cincinnati Ohio, United States
16.0
147Minamata Kumamoto, Japan
15.9
147Victoria British Columbia, Canada
15.9
149Fairhope Alabama, United States
15.8
149Valdosta Georgia, United States
15.8
149Port Coquitlam British Columbia, Canada
15.8
152Trussville Alabama, United States
15.7
152Muscatine Iowa, United States
15.7
152Pullman Washington, United States
15.7
152Tacoma Washington, United States
15.7
152Courtenay British Columbia, Canada
15.7
157Derby Kansas, United States
15.6
157Olathe Kansas, United States
15.6
157Saint Matthews Kentucky, United States
15.6
157Arnold Missouri, United States
15.6
157Franklin Park Illinois, United States
15.6
162Prichard Alabama, United States
15.5
162McAlester Oklahoma, United States
15.5
162Peoria Illinois, United States
15.5
162Albany Oregon, United States
15.5
166Ang Mo Kio New Town Singapore
15.4
167Celaya Guanajuato, Mexico
15.3
167Paducah Kentucky, United States
15.3
167Moline Illinois, United States
15.3
167Duncan British Columbia, Canada
15.3
171Algiers Algiers, Algeria
15.2
171Athens Georgia, United States
15.2
171Terre Haute Indiana, United States
15.2
171Middletown Ohio, United States
15.2
171Dyersburg Tennessee, United States
15.2
171Ankeny Iowa, United States
15.2
171Bremerton Washington, United States
15.2
171Saskatoon Saskatchewan, Canada
15.2
179Fishers Indiana, United States
15.1
179Elizabethtown Kentucky, United States
15.1
179Baytown Texas, United States
15.1
182Tallahassee Florida, United States
15.0
182Jackson Tennessee, United States
15.0
182Port Arthur Texas, United States
15.0
182Clinton Iowa, United States
15.0
182Holland Michigan, United States
15.0
187Honmachi Kumamoto, Japan
14.9
187Ponca City Oklahoma, United States
14.9
187Corsicana Texas, United States
14.9
190Lawrenceville Georgia, United States
14.8
190Saint Andrews South Carolina, United States
14.8
190Knoxville Tennessee, United States
14.8
190Calumet City Illinois, United States
14.8
190Rockford Illinois, United States
14.8
190Great Falls Montana, United States
14.8
190Tigard Oregon, United States
14.8
197Huntsville Alabama, United States
14.7
198Szeged Csongrád, Hungary
14.6
198Pisa Tuscany, Italy
14.6
198Tijuana Baja California, Mexico
14.6

Top 200 of 1,252 shown.

Good 0–9.0Moderate 9.1+Unhealthy for sensitive groups 35.5+Unhealthy 55.5+Very unhealthy 125.5+Hazardous 225.5+No data