Get a monitor and contributor to air quality data in your city.
Air Quality 
Air Monitors
Air Purifiers
For Business
News
Support
Air quality near Lake & 21st Avenue, San Francisco
Air quality index (AQI) and PM2.5 air pollution near Lake & 21st Avenue, San Francisco
757 people follow this station
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 | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather near Lake & 21st Avenue, San Francisco?
| Weather | Clear sky |
| Temperature | 60.8°F |
| Humidity | 76% |
| Wind | 15 mp/h |
| Pressure | 30.1 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Corpus Christi, Texas | 62 |
| 2 | Harrisburg, Pennsylvania | 62 |
| 3 | Lancaster, Pennsylvania | 59 |
| 4 | The Woodlands, Texas | 59 |
| 5 | Carlisle, Pennsylvania | 58 |
| 6 | Elizabethtown, Pennsylvania | 58 |
| 7 | Galveston, Texas | 58 |
| 8 | Kalamazoo, Michigan | 57 |
| 9 | Allentown, Pennsylvania | 55 |
| 10 | Ann Arbor, Michigan | 52 |
(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 | Chloe And Boots Air | 153 |
| 2 | Shore View Ave | 29 |
| 3 | House Guerrero | 24 |
| 4 | Downey Street | 23 |
| 5 | 23rd Street & 3rd Street | 22 |
| 6 | Mission District 2 | 22 |
| 7 | 6th and Hugo Street | 21 |
| 8 | Potrero Hill 2 | 21 |
| 9 | 150 Parker Ave. | 18 |
| 10 | Baker Beach | 18 |
(local time)
SEE WORLD AQI RANKING
US AQI
8
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 | 8 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 2µg/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 |
|---|---|---|---|---|
| Thursday, Apr 25 | Good 5 AQI US | |||
| Friday, Apr 26 | Good 10 AQI US | |||
| Saturday, Apr 27 | Good 10 AQI US | |||
| Today | Good 8 AQI US | | 60.8° 50° |  20.1 mp/h |
| Monday, Apr 29 | Good 18 AQI US | | 60.8° 48.2° | 20.1 mp/h |
| Tuesday, Apr 30 | Good 18 AQI US | | 60.8° 46.4° | 20.1 mp/h |
| Wednesday, May 1 | Good 18 AQI US | | 64.4° 50° | 13.4 mp/h |
| Thursday, May 2 | Good 20 AQI US | | 64.4° 53.6° | 8.9 mp/h |
| Friday, May 3 | Good 18 AQI US |  | 60.8° 51.8° | 8.9 mp/h |
| Saturday, May 4 | Good 15 AQI US |  100% | 55.4° 50° | 15.7 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?
- 10th and Fulton Deck 0
- Rivoli Street 0
- Sait Germain Avenue 1
- Congo Street 2
- Ingleside Terraces 2
- Mission Bernal Hospital 2
- Potomac Street 2
- 29th Avenue 3
- Parkmerced 3
- Sea Cliff 3
- Upper Shrader Cole Valley 3
- 12th Avenue 4
- 34th Avenue & Cabrillo Street 4
- 351 Magellan Ave 4
- Green Street 4
- Hidden Garden Steps 4
- Jackson & Walnut 4
- Noe Valley 4
- Pacific Avenue 4
- Potrero Hill 3 4
- States Street 4
- Visitacion Valley 4
- 2635 16th Avenue 5
- 4010 Eureka Valley 5
- 5235 Diamond Heights Boulevard 5
- Ashbury St 5
- Golden Gate 5
- McAllister 5
- Pacific Primary 5
- Pine Street & California Street 5
- Sunnyside 2 5
- Tank Hill 5
- Twin Peaks 5
- West of Twin Peaks 5
- 15th and Castro St. 6
- 181-47 Dalewood Way 6
- 18th and Rhode Island Permaculture Garden 6
- California Street 6
- Clement Street 6
- Cortland Avenue 6
- Cow Hollow 6
- Cumberland Street 6
- Edgehill Open Space Park 6
- Filbert Street 6
- Gladys Street 6
- Hickory Street 6
- Lakeview near Margaret 6
- Lombard Street 6
- McAllister Street 6
- Oakdale Avenue 6
- Portola Street 6
- Quintara Street 2 6
- San Jose Ave and Ocean Ave 6
- Stanyan Street 6
- Warren Lex World Headquarters 6
- 4362 24th Street 7
- 512 College Avenue 7
- 662 Cayuga Ave 7
- 884 Silver Avenue 7
- Chenery St 500 block 7
- Inner Sunset 7
- Lippard Avenue 7
- Pacheco Street 7
- Page Street 7
- Walter Street 7
- 116 Marietta Drive 8
- 3398 Baker Street 8
- 4078 Cesar Chavez 8
- 645 Greenwich Street 8
- Bernal Heights 4 8
- Brannan St 8
- James Lick 8
- Lake & 21st Avenue 8
- McLaren Avenue 8
- Sunnyside Elementary School 8
- 19 St Charles Avenue 9
- 2318 Fillmore Street 9
- 8th and Kirkham 9
- Dolores Park 9
- Flood Avenue 9
- Golden Gate Height 9
- Hill House 9
- Inner Sunset 2 9
- Kirkham Street 9
- Maynard Street 2 9
- Mid Liberty Street 9
- Miraloma Park O'Shaughnessy 9
- Noe Street 2 9
- Park Hill Avenue 9
- Precita Valley 9
- Russian Hill Leavenworth 9
- Sanchez Street 9
- Silver Terrace 9
- Tompkins Avenue 9
- Valley Street 9
- 144 Funston Avenue 10
- 1448 Plymouth Avenue 10
- 1741-1701 Mason St 10
- 18thAve/TaravalUlloa 10
- 21st & Balboa 10
- 333 Diamond Street 10
- 3801 21st Street 10
- 4066 23rd Street 10
- 4181 26th Street 10
- 540 Victoria Street 10
- Anza Vista-the_balbs 10
- Baker St 10
- Broadway between Hyde and Larkin 10
- Capp Street Garden 10
- CesarChavezDolores 10
- De Haro Blvd 10
- Duboce Triangle 10
- Forest Side 10
- Highland Avenue 10
- Kensington Way 10
- Lakeshore 10
- Mojave Street 10
- Rincon Hill 10
- 100 Block Andover 11
- 29th Ave and Judah 11
- 300 block Russia 11
- 44 Fifth Avenue 11
- California Tennis Club 1770 Scott 11
- Churchill Park 11
- Dolphin Club 11
- Gambier Street & Burrows Street 11
- India Basin 11
- Jersey and Vicksberg II 11
- Laguna Street 11
- Outer Sunset 4 11
- Outer Sunset-2340 42nd Ave 11
- Pioneer Park 11
- SF Maritime NHP 11
- South Beach Marina Apartments 11
- Staples Avenue 11
- Tennessee Street 11
- Valencia Street 11
- Vicksburg Street 11
- 141 6th Avenue 12
- 4256 22nd Street 12
- 427 Kirkham Street 12
- Anza Street 12
- Bryant & 26h Street Intersection 12
- Buchanan and Broadway 12
- Cole Valley 12
- Diamond Street & Conrad Street 12
- Grand View Avenue 12
- Molimo Drive 12
- Pacific Heights 2 12
- Pacific Heights-GEOHealth_VMT_Basadre 12
- Richland near Leese 12
- Roosevelt Way 12
- Russ Street 1 12
- Safer Together/Bernal 12
- Scott Street 12
- Sherwood Forest 12
- Tiffany Avenue 12
- 313 Shotwell Street 13
- 491 Corbett Avenue 13
- 575 Magellan Avenue 13
- 607 Andover Street 13
- Castenada Avenue 13
- Haight Street 13
- Sunnyside St 13
- Telegraph Hill 13
- The Hamlin School #2 13
- The Little School 13
- 15th and Noe Street 14
- 1770 McKinnon Avenue 14
- 35 Keyes Ave 14
- Banks Street 14
- California College of The Arts 14
- Cameo Way 14
- Greenwich 14
- Mission District & Osage Street 14
- Mississippi Street 14
- Mountain Lake Park 14
- Ripley Street 14
- 215 Connecticut St 15
- 32nd Avenue 15
- 915 Cayuga Ave 15
- Bernal Street 15
- Church Street & Liberty Street 15
- Dolores and 28th 15
- Hazelwood at Mangels 15
- Mission District 15
- Noe Valley 2 15
- Quarry Road 15
- Santa Rosa Avenue 15
- St Helena Cooperative Nursery School 15
- West of Twin Peaks 2 15
- Espirit Park Roof 16
- Nob Hill 16
- Parkmerced-SFSU Bay Conference Center 16
- Shipley Street 16
- Sunnyside 16
- Bernal Heights 17
- LH Webster 17
- 150 Parker Ave. 18
- Baker Beach 18
- CEEP at Star 18
- Illinois Street 18
- 6th and Hugo Street 21
- Potrero Hill 2 21
- 23rd Street & 3rd Street 22
- Mission District 2 22
- Downey Street 23
- House Guerrero 24
- Shore View Ave 29
- Chloe And Boots Air 153
AQI US, Metric