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Air quality near Black Walnut Road, San Luis Obispo
Air quality index (AQI) and PM2.5 air pollution near Black Walnut Road, San Luis Obispo
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Air Quality Map
Real-time Black Walnut Road air pollution map
AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesPollen
What is the pollen count in Black Walnut Road today?
 | Index | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather near Black Walnut Road, San Luis Obispo?
| Weather | Mist |
| Temperature | 50°F |
| Humidity | 93% |
| Wind | 0 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Flagstaff, Arizona | 101 |
| 2 | North Hollywood, California | 82 |
| 3 | Van Nuys, California | 82 |
| 4 | Glendale, California | 80 |
| 5 | San Fernando, California | 80 |
| 6 | Redondo Beach, California | 78 |
| 7 | Pasadena, California | 77 |
| 8 | Reseda, California | 77 |
| 9 | Hollywood, California | 75 |
| 10 | West Hollywood, California | 75 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live aqi station ranking
Real-time San Luis Obispo air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Chaparral Circle | 42 |
| 2 | Righetti Road | 42 |
| 3 | CARB - Cal Poly | 41 |
| 4 | Cornus Court | 39 |
| 5 | 4446-4498 Sunflower Way | 32 |
| 6 | Broad St | 30 |
| 7 | Montrose Drive | 27 |
| 8 | Donegal Drive | 23 |
| 9 | San Luis Obispo, Meadow Street | 23 |
| 10 | Black Walnut Road | 21 |
(local time)
SEE WORLD AQI RANKING
US AQI
21
live AQI index
Good
Overview
What is the current air quality near Black Walnut Road, San Luis Obispo?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 21 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 3.8µg/m³ | |
Health Recommendations
What is the current air quality near Black Walnut Road, San Luis Obispo?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Black Walnut Road, San Luis Obispo air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Thursday, May 9 | Good 25 AQI US | |||
| Friday, May 10 | Good 19 AQI US | |||
| Saturday, May 11 | Good 21 AQI US | |||
| Today | Good 21 AQI US |  | 64.4° 50° |  8.9 mp/h |
| Monday, May 13 | Good 24 AQI US | | 60.8° 48.2° | 6.7 mp/h |
| Tuesday, May 14 | Good 20 AQI US | | 57.2° 48.2° | 6.7 mp/h |
| Wednesday, May 15 | Good 23 AQI US | | 57.2° 46.4° | 6.7 mp/h |
| Thursday, May 16 | Good 18 AQI US |  | 60.8° 48.2° | 6.7 mp/h |
| Friday, May 17 | Good 21 AQI US | | 60.8° 48.2° | 8.9 mp/h |
| Saturday, May 18 | Good 21 AQI US | | 59° 48.2° | 6.7 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
Black Walnut Road air quality data attribution
Contributor
Anonymous Contributor
Data source
Data validated and calibrated by IQAirWhere is the cleanest air quality in San Luis Obispo?
- King Street 4
- Baywood Way 9
- Hays Street 11
- 900-998 County Road 306 13
- 3663 See Canyon Road 16
- SLO-Roberto 18
- Via Laguna Vista 18
- Black Walnut Road 21
- Jaycee Drive 21
- Donegal Drive 23
- San Luis Obispo, Meadow Street 23
- Montrose Drive 27
- Broad St 30
- 4446-4498 Sunflower Way 32
- Cornus Court 39
- CARB - Cal Poly 41
- Chaparral Circle 42
- Righetti Road 42
AQI US, Metric