SmogRank / History / August 18, 2026

Most polluted cities on August 18, 2026

2,351 cities ranked by their average PM2.5 over the day. Each city's own local calendar day.

#	City	µg/m³	× WHO
1	Dera Māndi Delhi, India	80.4	5.4×
2	Gummidipundi Tamil Nadu, India	72.6	4.8×
3	Kinshasa low-cost sensors Kinshasa, Democratic Republic of the Congo	60.1	4.0×
4	Karonga low-cost sensors Northern Region, Malawi	57.3	3.8×
5	Chāpra Bihar, India	56.1	3.7×
6	Gujranwala low-cost sensors Punjab, Pakistan	54.6	3.6×
6	Palembang low-cost sensors South Sumatra, Indonesia	54.6	3.6×
8	Ubud low-cost sensors Bali, Indonesia	53.7	3.6×
9	Dushanbe Dushanbe, Tajikistan	51.0	3.4×
10	Chittoor Andhra Pradesh, India	49.1	3.3×
11	Lilongwe low-cost sensors Central Region, Malawi	48.6	3.2×
12	Gadag-Betageri Karnataka, India	46.9	3.1×
13	Dhāruhera Haryana, India	46.8	3.1×
14	Dalung low-cost sensors Bali, Indonesia	46.5	3.1×
15	Kampala low-cost sensors Central Region, Uganda	45.6	3.0×
15	Calexico California, United States	45.6	3.0×
15	Bhiwadi Rajasthan, India	45.6	3.0×
18	Mzuzu low-cost sensors Northern Region, Malawi	43.3	2.9×
19	Vereeniging low-cost sensors Gauteng, South Africa	42.5	2.8×
20	Chittorgarh Rajasthan, India	42.3	2.8×
21	Kuala Lumpur low-cost sensors Kuala Lumpur, Malaysia	40.8	2.7×
22	Anantapur Andhra Pradesh, India	40.3	2.7×
23	Lahore low-cost sensors Punjab, Pakistan	40.0	2.7×
24	Dhaka low-cost sensors Dhaka Division, Bangladesh	39.9	2.7×
25	Noida Uttar Pradesh, India	39.4	2.6×
26	Faridabad Haryana, India	39.3	2.6×
27	Lethbridge Alberta, Canada	38.7	2.6×
28	Nalbāri Assam, India	38.0	2.5×
28	Kaithal Haryana, India	38.0	2.5×
28	Jammu low-cost sensors Jammu and Kashmir, India	38.0	2.5×
31	Rawalpindi low-cost sensors Punjab, Pakistan	37.8	2.5×
32	Ashaiman low-cost sensors Greater Accra, Ghana	37.6	2.5×
33	Yamuna Nagar Haryana, India	37.5	2.5×
34	Tonk Rajasthan, India	37.2	2.5×
35	Kadapa Andhra Pradesh, India	37.1	2.5×
36	Rasapūdipalem Andhra Pradesh, India	36.3	2.4×
37	Jharia Jharkhand, India	35.3	2.4×
37	Mérida Yucatán, Mexico	35.3	2.4×
39	Faisalabad low-cost sensors Punjab, Pakistan	35.1	2.3×
39	Tlaquepaque Jalisco, Mexico	35.1	2.3×
41	Bhilwara Rajasthan, India	34.9	2.3×
42	Sīkar Rajasthan, India	34.8	2.3×
43	Cranbrook British Columbia, Canada	34.5	2.3×
44	Blantyre low-cost sensors Southern Region, Malawi	34.3	2.3×
45	Multan low-cost sensors Punjab, Pakistan	34.1	2.3×
46	Sri Ganganagar Rajasthan, India	33.7	2.2×
47	Lagos low-cost sensors Lagos, Nigeria	33.6	2.2×
48	Ahmedabad Gujarat, India	33.2	2.2×
48	Kamloops British Columbia, Canada	33.2	2.2×
50	Thānesar Haryana, India	32.8	2.2×
51	Vijayawada Andhra Pradesh, India	32.7	2.2×
52	Islamabad low-cost sensors Islamabad, Pakistan	32.3	2.2×
52	Dūngarpur Rajasthan, India	32.3	2.2×
54	Jalandhar Punjab, India	32.1	2.1×
55	Delhi Delhi, India	31.8	2.1×
56	Nagaon Assam, India	31.7	2.1×
57	Peshawar low-cost sensors Khyber Pakhtunkhwa, Pakistan	31.6	2.1×
58	Sialkot low-cost sensors Punjab, Pakistan	31.3	2.1×
59	Zomba low-cost sensors Southern Region, Malawi	31.0	2.1×
59	Muzaffarnagar Uttar Pradesh, India	31.0	2.1×
61	Kota Rajasthan, India	30.7	2.0×
61	Redmond Oregon, United States	30.7	2.0×
63	Porto low-cost sensors Porto, Portugal	30.3	2.0×
64	Dubai low-cost sensors Dubai, United Arab Emirates	29.9	2.0×
64	Rahim Yar Khan low-cost sensors Punjab, Pakistan	29.9	2.0×
66	Wadgaon Kolhati Maharashtra, India	29.5	2.0×
67	Ambāla Haryana, India	29.4	2.0×
68	Dādri Uttar Pradesh, India	29.3	2.0×
69	Tema low-cost sensors Greater Accra, Ghana	29.2	1.9×
70	Ajmer Rajasthan, India	29.0	1.9×
71	Jaipur Rajasthan, India	28.7	1.9×
72	Meerut Uttar Pradesh, India	28.6	1.9×
73	Surat Gujarat, India	28.2	1.9×
74	Murree low-cost sensors Punjab, Pakistan	28.1	1.9×
75	San Luis Potosí San Luis Potosí, Mexico	28.0	1.9×
76	Singapore low-cost sensors Singapore	27.9	1.9×
77	Sonīpat Haryana, India	27.8	1.9×
78	Greater Noida Uttar Pradesh, India	27.7	1.8×
79	Jīnd Haryana, India	27.5	1.8×
80	Istanbul low-cost sensors Istanbul, Turkey	27.3	1.8×
80	San Francisco Tlalcilalcalpan México, Mexico	27.3	1.8×
82	Shivamogga Karnataka, India	27.2	1.8×
83	Kotli Loharan low-cost sensors Punjab, Pakistan	27.1	1.8×
84	Changchun low-cost sensors Jilin, China	26.7	1.8×
85	Medicine Hat Alberta, Canada	26.5	1.8×
86	Pratāpgarh Rajasthan, India	26.4	1.8×
87	Baddi Himachal Pradesh, India	26.3	1.8×
88	Jhunjhunūn Rajasthan, India	26.1	1.7×
89	Bhiwāni Haryana, India	26.0	1.7×
90	Agartala Tripura, India	25.6	1.7×
91	Iloilo low-cost sensors Western Visayas, Philippines	25.3	1.7×
91	Calgary Alberta, Canada	25.3	1.7×
93	Quetta low-cost sensors Balochistan, Pakistan	25.2	1.7×
94	Malegaon Maharashtra, India	25.0	1.7×
94	Kanpur Uttar Pradesh, India	25.0	1.7×
96	Ghāziābād Uttar Pradesh, India	24.9	1.7×
96	Monroe low-cost sensors Washington, United States	24.9	1.7×
98	Tuxtla Chiapas, Mexico	24.8	1.7×
99	Jounieh low-cost sensors Mount Lebanon, Lebanon	24.7	1.6×
100	Aya Nagar Delhi, India	24.6	1.6×
101	Beirut low-cost sensors Beirut, Lebanon	24.2	1.6×
102	Hubballi Karnataka, India	24.1	1.6×
102	Redmond low-cost sensors Washington, United States	24.1	1.6×
102	Quthbullapur Telangana, India	24.1	1.6×
105	Karachi low-cost sensors Sindh, Pakistan	24.0	1.6×
106	Prilep Prilep, North Macedonia	23.7	1.6×
106	Chennai Tamil Nadu, India	23.7	1.6×
106	Jaisalmer Rajasthan, India	23.7	1.6×
109	Tetovo Tetovo, North Macedonia	23.5	1.6×
110	Kalyān Maharashtra, India	23.1	1.5×
111	Butwāl low-cost sensors Lumbini Province, Nepal	22.8	1.5×
112	Bahadurgarh Haryana, India	22.7	1.5×
112	Nilópolis Rio de Janeiro, Brazil	22.7	1.5×
112	Union Hill-Novelty Hill low-cost sensors Washington, United States	22.7	1.5×
112	Undera Gujarat, India	22.7	1.5×
116	Karnāl Haryana, India	22.6	1.5×
117	Chānda Maharashtra, India	22.5	1.5×
118	Sidon low-cost sensors South Governorate, Lebanon	22.4	1.5×
119	Silchar Assam, India	22.0	1.5×
120	Hacienda Santa Fe Jalisco, Mexico	21.8	1.5×
121	Bitola Bitola, North Macedonia	21.7	1.4×
121	Aurangabad Maharashtra, India	21.7	1.4×
123	Gostivar Gostivar, North Macedonia	21.5	1.4×
124	Tongaat low-cost sensors KwaZulu-Natal, South Africa	21.3	1.4×
125	Indore Madhya Pradesh, India	21.1	1.4×
126	Jhālāwār Rajasthan, India	20.9	1.4×
127	Shakaskraal low-cost sensors KwaZulu-Natal, South Africa	20.8	1.4×
127	Sirsa Haryana, India	20.8	1.4×
129	León de los Aldama Guanajuato, Mexico	20.6	1.4×
130	North Creek low-cost sensors Washington, United States	20.4	1.4×
131	Hyderabad low-cost sensors Sindh, Pakistan	20.3	1.4×
131	Shrīrāmpur West Bengal, India	20.3	1.4×
133	Agra Uttar Pradesh, India	20.2	1.3×
134	Sawai Madhopur Rajasthan, India	20.1	1.3×
135	Mangaluru Karnataka, India	20.0	1.3×
135	Lucknow Uttar Pradesh, India	20.0	1.3×
135	Jalor Rajasthan, India	20.0	1.3×
135	Bāghpat Uttar Pradesh, India	20.0	1.3×
135	Airdrie Alberta, Canada	20.0	1.3×
140	Kumanovo Kumanovo, North Macedonia	19.9	1.3×
141	Dausa Rajasthan, India	19.7	1.3×
141	Bothell low-cost sensors Washington, United States	19.7	1.3×
143	Winnipeg low-cost sensors Manitoba, Canada	19.6	1.3×
144	Jodhpur Rajasthan, India	19.4	1.3×
145	Ropar Punjab, India	19.2	1.3×
145	Nanded Maharashtra, India	19.2	1.3×
145	Ankleshwar Gujarat, India	19.2	1.3×
145	Kaiserslautern Rheinland-Pfalz, Germany	19.2	1.3×
149	Olpe low-cost sensors North Rhine-Westphalia, Germany	19.1	1.3×
149	Pimpri-Chinchwad Maharashtra, India	19.1	1.3×
151	Nagpur Maharashtra, India	18.8	1.3×
151	Hyderabad Telangana, India	18.8	1.3×
153	Thāne Maharashtra, India	18.7	1.2×
154	Panchkula Haryana, India	18.6	1.2×
154	Inglewood-Finn Hill low-cost sensors Washington, United States	18.6	1.2×
156	Karauli Rajasthan, India	18.5	1.2×
156	Bhāgalpur Bihar, India	18.5	1.2×
156	Celaya Guanajuato, Mexico	18.5	1.2×
159	Calafat Dolj, Romania	18.4	1.2×
159	Bānswāra Rajasthan, India	18.4	1.2×
159	Manlleu Catalonia, Spain	18.4	1.2×
162	Nāgaur Rajasthan, India	18.3	1.2×
162	Aguascalientes Aguascalientes, Mexico	18.3	1.2×
162	Kendale Lakes Florida, United States	18.3	1.2×
162	Kharghar Maharashtra, India	18.3	1.2×
162	Nandri Rajasthan, India	18.3	1.2×
167	Sirohi Rajasthan, India	18.2	1.2×
167	Bareilly Uttar Pradesh, India	18.2	1.2×
167	Naucalpan de Juárez México, Mexico	18.2	1.2×
167	Yakima Washington, United States	18.2	1.2×
171	Gwalior Madhya Pradesh, India	18.1	1.2×
171	Bhiwandi Maharashtra, India	18.1	1.2×
171	Kelowna British Columbia, Canada	18.1	1.2×
174	Podgorica Podgorica, Montenegro	18.0	1.2×
174	Salamanca Guanajuato, Mexico	18.0	1.2×
176	Suceava Suceava, Romania	17.9	1.2×
176	Wan Chai Wan Chai, Hong Kong	17.9	1.2×
176	La Línea de la Concepción Andalusia, Spain	17.9	1.2×
176	Vernon British Columbia, Canada	17.9	1.2×
176	Parque Industrial Ciudad Mitras Nuevo León, Mexico	17.9	1.2×
181	Skopje Grad Skopje, North Macedonia	17.8	1.2×
181	Novi Pazar Central Serbia, Serbia	17.8	1.2×
181	Bikaner Rajasthan, India	17.8	1.2×
181	Bārmer Rajasthan, India	17.8	1.2×
181	Ellensburg Washington, United States	17.8	1.2×
181	Spokane Valley Washington, United States	17.8	1.2×
187	Gudalur Tamil Nadu, India	17.7	1.2×
187	Moses Lake Washington, United States	17.7	1.2×
189	Bahawalpur low-cost sensors Punjab, Pakistan	17.6	1.2×
189	Santa Catarina Nuevo León, Mexico	17.6	1.2×
191	Eggenstein-Leopoldshafen Baden-Wurttemberg, Germany	17.5	1.2×
191	Guadalajara Jalisco, Mexico	17.5	1.2×
193	Sholapur Maharashtra, India	17.4	1.2×
193	Kolhāpur Maharashtra, India	17.4	1.2×
193	Pljevlja Pljevlja, Montenegro	17.4	1.2×
193	North Charleston South Carolina, United States	17.4	1.2×
193	Spokane Washington, United States	17.4	1.2×
198	Dhule Maharashtra, India	17.3	1.2×
198	Būndi Rajasthan, India	17.3	1.2×
198	Alcalá de Guadaira Andalusia, Spain	17.3	1.2×

Top 200 of 2,351 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