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Air quality near 4031 21st Street, San Francisco
Air quality index (AQI) and PM2.5 air pollution near 4031 21st Street, San Francisco
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Air Quality Map
Real-time 4031 21st Street air pollution map
AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesWeather
What is the current weather near 4031 21st Street, San Francisco?
| Weather | Few clouds |
| Temperature | 55.4°F |
| Humidity | 81% |
| Wind | 27.6 mp/h |
| Pressure | 30 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Corpus Christi, Texas | 91 |
| 2 | Casa Grande, Arizona | 68 |
| 3 | Calexico, California | 66 |
| 4 | Lubbock, Texas | 65 |
| 5 | Pahrump, Nevada | 64 |
| 6 | Yucaipa, California | 61 |
| 7 | Lake Arrowhead, California | 60 |
| 8 | San Antonio, Texas | 60 |
| 9 | San Bernardino, California | 60 |
| 10 | San Fernando, California | 60 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live aqi station ranking
Real-time San Francisco air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Shore View Ave | 82 |
| 2 | Sunset Co-op Nursery School | 66 |
| 3 | Baker Beach | 55 |
| 4 | Downey Street | 53 |
| 5 | 3398 Baker Street | 52 |
| 6 | Safer Together/Bernal | 52 |
| 7 | 6th and Hugo Street | 49 |
| 8 | 15th and Noe Street | 48 |
| 9 | Potrero Hill 2 | 48 |
| 10 | Park Hill Avenue | 47 |
(local time)
SEE WORLD AQI RANKING
US AQI
10
live AQI index
Good
Overview
What is the current air quality near 4031 21st Street, San Francisco?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 10 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 1.9µg/m³ | |
Health Recommendations
What is the current air quality near 4031 21st Street, San Francisco?
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Forecast
4031 21st Street, San Francisco air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Saturday, May 25 | Good 2 AQI US | |||
| Monday, May 27 | Good 6 AQI US | |||
| Today | Good 10 AQI US |  | 62.6° 50° |  13.4 mp/h |
| Wednesday, May 29 | Good 32 AQI US |  | 62.6° 51.8° | 8.9 mp/h |
| Thursday, May 30 | Good 45 AQI US | | 60.8° 51.8° | 13.4 mp/h |
| Friday, May 31 | Moderate 57 AQI US  |  | 57.2° 50° | 17.9 mp/h |
| Saturday, Jun 1 | Good 38 AQI US | | 57.2° 50° | 13.4 mp/h |
| Sunday, Jun 2 | Good 35 AQI US | | 60.8° 51.8° | 17.9 mp/h |
| Monday, Jun 3 | Good 30 AQI US | | 59° 51.8° | 13.4 mp/h |
Interested in hourly forecast? Get the app
4031 21st Street air quality data attribution
Contributor
Anonymous Contributor
Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in San Francisco?
- 121 Day Street 1
- Castro Duncan Open Space 7
- Hudson Avenue 7
- Western Addition 7
- Clayton St 8
- 1728 Diamond Street 10
- 4031 21st Street 10
- Financial District 10
- Garfield Street 10
- Maynard Street 2 10
- Mendell & La Salle Ave 10
- Mission District - San Jose Avenue 10
- Presidio Heights 10
- Valencia Street 10
- Warren Lex World Headquarters 12
- Chenery St 13
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- Lippard Avenue 13
- Mid The Page Street 13
- Outer Sunset 40th & Irving 13
- Pine Street & California Street 13
- Mission Bernal Hospital 14
- 4181 26th Street 16
- Greenwich and Laguna 16
- 333 Diamond Street 17
- Greenwich Street 17
- Upper Elsie Coyotes 17
- Upper Shrader Cole Valley 17
- California College of The Arts 18
- Golden Gate 18
- Ingleside Terraces 18
- Mount Davidson Manor 18
- Potomac Street 18
- Espirit Park Roof 19
- Grenard Terrace 19
- McAllister Street 19
- Potrero Hill 18th & Mississippi 19
- Rivoli Street 19
- Pine Street 20
- Shipley Street 20
- States Street 20
- Twin Peaks 20
- West of Twin Peaks 20
- 847-815 Chenery St 21
- Dolores and 28th 21
- LH Webster 21
- Balboa Street 22
- Capitol Avenue 22
- The Little School 22
- 23rd Street & 3rd Street 23
- Pacific Avenue 23
- Stanyan Street 23
- Duboce Triangle 24
- Laguna Street 24
- Parkmerced 24
- Visitacion Valley 24
- 313 Shotwell Street 25
- 4010 Eureka Valley 25
- Clement Street 25
- Inner Sunset 2 25
- St Helena Cooperative Nursery School 25
- 16 Seal Rock Dr 26
- 34th Avenue & Cabrillo Street 26
- Congo Street 26
- Inner Sunset 26
- Lakeview near Margaret 26
- Mississippi Street 26
- Mountain Lake Park 26
- San Jose Ave and Ocean Ave 26
- Silver Terrace 26
- Tiffany Avenue 26
- 32nd Avenue 27
- Cameo Way 27
- Jackson & Walnut 27
- McAllister 27
- Oakdale Avenue 27
- Quarry Road 27
- Richland near Leese 27
- Sunnyside Elementary School 27
- 12th Ave 28
- 181-47 Dalewood Way 28
- 2899 Vallejo Street 28
- 4078 Cesar Chavez 28
- 915 Cayuga Ave 28
- Baker St 28
- California Street 28
- Chenery St 500 block 28
- Cumberland Street 28
- Noe Valley 28
- Pioneer Park 28
- Vicksburg Street 28
- 4362 24th Street 29
- 512 College Avenue 29
- 662 Cayuga Ave 29
- Alcatraz Dock 29
- Banks Street 29
- Green Street 29
- Page Street 29
- Parkmerced-SFSU Bay Conference Center 29
- Portola Street 29
- Sea Cliff 29
- Tank Hill 29
- Tennessee Street 29
- 116 Marietta Drive 30
- 15th and Castro St. 30
- 21st & Balboa 30
- 2635 16th Avenue 30
- 351 Magellan Ave 30
- 3801 21st Street 30
- 5235 Diamond Heights Boulevard 30
- 884 Silver Avenue 30
- Broadway between Hyde and Larkin 30
- Capp Street Garden 30
- Church Street & Liberty Street 30
- Forest Side 30
- Hickory Street 30
- Kirkham Street 30
- Nob Hill 30
- Sanchez Street 30
- Valley Street 30
- 144 Funston Avenue 31
- 4066 23rd Street 31
- Ashbury St 31
- Bryant & 26h Street Intersection 31
- Cow Hollow 31
- De Haro Blvd 31
- Pacheco Street 31
- Pacific Primary 31
- SF Maritime NHP 31
- Sunnyside 2 31
- 1770 McKinnon Avenue 32
- 35 Keyes Ave 32
- 8th and Kirkham 32
- Anza Vista-the_balbs 32
- Edgehill Open Space Park 32
- Grand View Avenue 32
- Highland Avenue 32
- Sait Germain Avenue 32
- 2318 Fillmore Street 33
- 29th Avenue 33
- 540 Victoria Street 33
- 575 Magellan Avenue 33
- Flood Avenue 33
- Haight Street 33
- India Basin 33
- McLaren Avenue 33
- Mission District 33
- Mission District & Osage Street 33
- Staples Avenue 33
- 100 Block Andover 34
- 1741-1701 Mason St 34
- 300 block Russia 34
- 491 Corbett Avenue 34
- California Tennis Club 1770 Scott 34
- CesarChavezDolores 34
- Diamond Street & Conrad Street 34
- Filbert Street 34
- Gladys Street 34
- Golden Gate Height 34
- Hazelwood at Mangels 34
- Kensington Way 34
- Mojave Street 34
- Noe Street 2 34
- Sunnyside 34
- Telegraph Hill 34
- 215 Connecticut St 35
- Anza Street 35
- Bernal Heights 35
- Cole Valley 35
- Mid Liberty Street 35
- Molimo Drive 35
- 1448 Plymouth Avenue 36
- 28th Street at Diamond (Outside) 36
- 607 Andover Street 36
- Pacific Heights-GEOHealth_VMT_Basadre 36
- Roosevelt Way 36
- Sunnyside St 36
- Tompkins Avenue 36
- Walter Street 36
- 19 St Charles Avenue 37
- 4256 22nd Street 37
- Brannan St 37
- Buchanan and Broadway 37
- CEEP at Star 37
- James Lick 37
- Lombard Street 37
- Rincon Hill 37
- Santa Rosa Avenue 37
- Scott Street 37
- West of Twin Peaks 2 37
- 29th Ave and Judah 38
- Noe Valley 2 38
- South Beach Marina Apartments 38
- Pacific Heights 2 39
- 150 Parker Ave. 40
- 188 S Park St 40
- 18thAve/TaravalUlloa 40
- Jersey and Vicksberg II 40
- Ripley Street 40
- Russ Street 1 40
- Illinois Street 41
- Miraloma Park O'Shaughnessy 41
- Mission District 2 41
- Moraga Street 41
- Outer Sunset 4 41
- Churchill Park 42
- Outer Sunset-2340 42nd Ave 42
- Quintara Street 2 42
- Castenada Avenue 43
- House Guerrero 43
- Lakeshore 43
- Bernal Street 44
- 427 Kirkham Street 45
- Park Hill Avenue 47
- Wright Street 2 47
- 15th and Noe Street 48
- Potrero Hill 2 48
- 6th and Hugo Street 49
- 3398 Baker Street 52
- Safer Together/Bernal 52
- Downey Street 53
- Baker Beach 55
- Sunset Co-op Nursery School 66
- Shore View Ave 82
AQI US, Metric