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Air quality near Lake & 21st Avenue, San Francisco
Air quality index (AQI) and PM2.5 air pollution near Lake & 21st Avenue, San Francisco
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Air Quality Map
Real-time Lake & 21st Avenue air pollution map
AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesPollen
What is the pollen count in Lake & 21st Avenue today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | None | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather near Lake & 21st Avenue, San Francisco?
| Weather | Clear sky |
| Temperature | 53.6°F |
| Humidity | 83% |
| Wind | 10 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Lewisville, Texas | 97 |
| 2 | Corpus Christi, Texas | 96 |
| 3 | Georgetown, Texas | 95 |
| 4 | Round Rock, Texas | 94 |
| 5 | San Antonio, Texas | 93 |
| 6 | Fort Worth, Texas | 92 |
| 7 | Midlothian, Texas | 92 |
| 8 | Dallas, Texas | 91 |
| 9 | Mecca, California | 90 |
| 10 | New Braunfels, Texas | 90 |
(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 | 88 |
| 2 | Sunset Co-op Nursery School | 77 |
| 3 | Safer Together/Bernal | 55 |
| 4 | 3398 Baker Street | 54 |
| 5 | 6th and Hugo Street | 54 |
| 6 | Downey Street | 54 |
| 7 | Potrero Hill 2 | 53 |
| 8 | Baker Beach | 52 |
| 9 | Anza Street | 51 |
| 10 | 15th and Noe Street | 49 |
(local time)
SEE WORLD AQI RANKING
US AQI
28
live AQI index
Good
Overview
What is the current air quality near Lake & 21st Avenue, San Francisco?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 28 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 5µg/m³ | |
Health Recommendations
What is the current air quality near Lake & 21st Avenue, San Francisco?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Lake & 21st Avenue, San Francisco air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Monday, May 20 | Good 41 AQI US |  | 60.8° 51.8° |  11.2 mp/h |
| Tuesday, May 21 | Good 48 AQI US | | 59° 51.8° | 20.1 mp/h |
| Today | Good 28 AQI US | | 57.2° 50° | 17.9 mp/h |
| Thursday, May 23 | Good 28 AQI US |  | 57.2° 50° | 15.7 mp/h |
| Friday, May 24 | Good 22 AQI US |  20% | 55.4° 50° | 15.7 mp/h |
| Saturday, May 25 | Good 15 AQI US | | 57.2° 50° | 13.4 mp/h |
| Sunday, May 26 | Good 20 AQI US | | 57.2° 50° | 13.4 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Lake & 21st Avenue air quality data attribution
Contributor
Anonymous Contributor
Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in San Francisco?
- Potrero Hill 18th & Mississippi 0
- 35th & Moraga 1
- Presidio Heights 2
- Chenery St 4
- Mission Bernal Hospital 7
- Pine Street 7
- 23rd Street & 3rd Street 8
- Ingleside Terraces 8
- 4181 26th Street 10
- Balboa Street 10
- Castro Duncan Open Space 10
- Moraga Street 10
- Dolores and 28th 11
- 121 Day Street 12
- Golden Gate 12
- Mountain Lake Park 12
- Warren Lex World Headquarters 12
- 1728 Diamond Street 13
- Garfield Street 13
- Grenard Terrace 13
- Hudson Avenue 13
- Mendell & La Salle Ave 13
- Mission District - San Jose Avenue 13
- Western Addition 13
- LH Webster 14
- Cortland Avenue 15
- 4031 21st Street 16
- Financial District 16
- Maynard Street 2 16
- Pine Street & California Street 16
- Duboce Triangle 17
- Lippard Avenue 17
- Sunnyside Elementary School 17
- Laguna Street 18
- 313 Shotwell Street 19
- Greenwich and Laguna 19
- McAllister 19
- Mid The Page Street 19
- Mississippi Street 19
- Mount Davidson Manor 19
- Outer Sunset 40th & Irving 19
- The Little School 19
- Cumberland Street 20
- Edgehill Open Space Park 20
- Green Street 20
- Potomac Street 20
- 2635 16th Avenue 21
- 915 Cayuga Ave 21
- Ashbury St 21
- Cameo Way 21
- 116 Marietta Drive 22
- 4010 Eureka Valley 22
- 4066 23rd Street 22
- 575 Magellan Avenue 22
- 645 Greenwich Street 22
- 884 Silver Avenue 22
- Espirit Park Roof 22
- Forest Side 22
- Hazelwood at Mangels 22
- Jackson & Walnut 22
- McAllister Street 22
- Oakdale Avenue 22
- Pacific Avenue 22
- States Street 22
- Twin Peaks 22
- Upper Elsie Coyotes 22
- Valley Street 22
- West of Twin Peaks 22
- 2318 Fillmore Street 23
- California College of The Arts 23
- Capitol Avenue 23
- Inner Sunset 23
- Inner Sunset 2 23
- Noe Valley 23
- 847-815 Chenery St 24
- Clement Street 24
- Rivoli Street 24
- Stanyan Street 24
- 4362 24th Street 25
- 5235 Diamond Heights Boulevard 25
- Capp Street Garden 25
- Cole Valley 25
- Hickory Street 25
- Shipley Street 25
- Sunnyside 2 25
- Valencia Street 25
- Visitacion Valley 25
- 19 St Charles Avenue 26
- 333 Diamond Street 26
- California Street 26
- California Tennis Club 1770 Scott 26
- Congo Street 26
- Quarry Road 26
- Alcatraz Dock 27
- Bernal Heights 27
- Lakeview near Margaret 27
- Mission District 27
- Mojave Street 27
- Molimo Drive 27
- Vicksburg Street 27
- Walter Street 27
- 16 Seal Rock Dr 28
- 28th Street at Diamond (Outside) 28
- Filbert Street 28
- Parkmerced 28
- Sait Germain Avenue 28
- Sanchez Street 28
- 29th Avenue 29
- 34th Avenue & Cabrillo Street 29
- Grand View Avenue 29
- Kirkham Street 29
- Noe Street 2 29
- Staples Avenue 29
- Telegraph Hill 29
- 32nd Avenue 30
- Baker St 30
- Nob Hill 30
- Pioneer Park 30
- Richland near Leese 30
- San Jose Ave and Ocean Ave 30
- Santa Rosa Avenue 30
- Tiffany Avenue 30
- 181-47 Dalewood Way 31
- 215 Connecticut St 31
- 21st & Balboa 31
- 29th Ave and Judah 31
- 351 Magellan Ave 31
- 540 Victoria Street 31
- Banks Street 31
- Pacheco Street 31
- Sea Cliff 31
- Silver Terrace 31
- Sunnyside St 31
- Tank Hill 31
- 4078 Cesar Chavez 32
- 662 Cayuga Ave 32
- Chenery St 500 block 32
- Greenwich Street 32
- Noe Valley 2 32
- 12th Ave 33
- 8th and Kirkham 33
- Broadway between Hyde and Larkin 33
- CEEP at Star 33
- Cow Hollow 33
- Haight Street 33
- Pacific Primary 33
- Page Street 33
- Parkmerced-SFSU Bay Conference Center 33
- Portola Street 33
- SF Maritime NHP 33
- 144 Funston Avenue 34
- 15th and Castro St. 34
- 3801 21st Street 34
- 607 Andover Street 34
- Golden Gate Height 34
- Pacific Heights-GEOHealth_VMT_Basadre 34
- 10th and Fulton Deck 35
- 512 College Avenue 35
- Church Street & Liberty Street 35
- James Lick 35
- Mid Liberty Street 35
- Outer Sunset 4 35
- Quintara Street 2 35
- Tennessee Street 35
- 1448 Plymouth Avenue 36
- 1770 McKinnon Avenue 36
- 491 Corbett Avenue 36
- CesarChavezDolores 36
- Churchill Park 36
- Kensington Way 36
- St Helena Cooperative Nursery School 36
- 100 Block Andover 37
- 35 Keyes Ave 37
- De Haro Blvd 37
- Flood Avenue 37
- McLaren Avenue 37
- Mission District & Osage Street 37
- Rincon Hill 37
- 300 block Russia 38
- Anza Vista-the_balbs 38
- Bryant & 26h Street Intersection 38
- Diamond Street & Conrad Street 38
- Gladys Street 38
- Outer Sunset-2340 42nd Ave 38
- Roosevelt Way 38
- Scott Street 38
- Sunnyside 38
- Tompkins Avenue 38
- Russ Street 1 39
- 1741-1701 Mason St 40
- 427 Kirkham Street 40
- India Basin 40
- Lombard Street 40
- Buchanan and Broadway 41
- 188 S Park St 42
- Illinois Street 42
- Jersey and Vicksberg II 42
- Mission District 2 42
- The Hamlin School #2 42
- 18thAve/TaravalUlloa 43
- Castenada Avenue 43
- 150 Parker Ave. 44
- South Beach Marina Apartments 44
- Bernal Street 45
- Brannan St 45
- House Guerrero 45
- Ripley Street 45
- Miraloma Park O'Shaughnessy 47
- Lakeshore 48
- 15th and Noe Street 49
- Pacific Heights 2 49
- Anza Street 51
- Baker Beach 52
- Potrero Hill 2 53
- 3398 Baker Street 54
- 6th and Hugo Street 54
- Downey Street 54
- Safer Together/Bernal 55
- Sunset Co-op Nursery School 77
- Shore View Ave 88
AQI US, Metric