Los-angeles Air Pollution: Real-time Air Quality Index (AQI)

Los Angeles-north Main Street
Long Beach-route 710 Near Road, Los Angeles, California
North Hollywood, Los Angeles, California
Anaheim-loara School, Orange, California
Simi Valley - Cochran Street, Ventura, California
Glendora-laurel, Los Angeles
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Los Angeles-North Main Street AQI: Los Angeles-North Main Street Real-time Air Quality Index (AQI).
35
Good
Updated on Thursday 7:00
temperature: 13°C
currentpast 2 daysminmax
PM2.5 AQI
35Los Angeles-North Main Street PM25 (fine particulate matter) measured by : • South Coast Air Quality Management District (AQMD) • Air Now - US EPA • CARB - California Air Resources Board. Values are converted to the US EPA AQI standard.572
PM10 AQI
11Los Angeles-North Main Street PM10 (respirable particulate matter) measured by : • South Coast Air Quality Management District (AQMD) • Air Now - US EPA • CARB - California Air Resources Board. Values are converted to the US EPA AQI standard.330
O3 AQI
11Los Angeles-North Main Street O3 (ozone) measured by : • South Coast Air Quality Management District (AQMD) • Air Now - US EPA • CARB - California Air Resources Board. Values are converted to the US EPA AQI standard.1037
NO2 AQI
17Los Angeles-North Main Street NO2 (nitrogen dioxide) measured by : • South Coast Air Quality Management District (AQMD) • Air Now - US EPA • CARB - California Air Resources Board. Values are converted to the US EPA AQI standard.317
SO2 AQI
0Los Angeles-North Main Street SO2 (sulfur dioxide) measured by : • South Coast Air Quality Management District (AQMD) • Air Now - US EPA • CARB - California Air Resources Board. Values are converted to the US EPA AQI standard.00
CO AQI
5Los Angeles-North Main Street CO (carbon monoxide) measured by : • South Coast Air Quality Management District (AQMD) • Air Now - US EPA • CARB - California Air Resources Board. Values are converted to the US EPA AQI standard.26
Temp.
13Los Angeles-North Main Street t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).1225
Pressure
1039Los Angeles-North Main Street p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).10351040
Humidity
86Los Angeles-North Main Street h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).5096
Wind
0Los Angeles-North Main Street w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).01
MarkerMarkerMarkerMarkerMarker
map © OpenStreetMap contributors

Air Quality Forecast
THU 27
19°C
9°C
FRI 28
18°C
9°C
SAT 29
17°C
9°C
SUN 30
15°C
8°C
MON 31
17°C
9°C
PM2.5
O3
Thursday 27Friday 28Saturday 29Sunday 30Monday 31
hour
0369121518210369121518210369121519221471013161922147101316
Wind Speed (m/s)
22223323331234221122443343333323222334






































Temp.
10°10°9°13°17°19°15°12°10°10°10°12°17°17°14°12°11°10°9°14°17°16°11°9°9°9°9°13°14°12°10°10°10°10°10°13°17°16°
relative humidity
8485867153476578878683603838536770746937254472828381775350627984918986674655
barometric pressure
10181017101810181017101510151016101610151015101510141012101210131013101310141013101210121014101610151015101710171016101710181019101910181019101910171016
total precipitation
0.10.30.30.1
UVI:
6


6:49 ~ 19:10
UVI:
6


6:47 ~ 19:10
UVI:
7


6:46 ~ 19:11
UVI:
8


6:45 ~ 19:12
UVI:
6


6:43 ~ 19:13
Forecast plotted using timezone -07:00
Latest forecast updates:
Wind: 5 hours ago [Mar 27, 2025 11:17 AM]
fine particulate matter: 19 hours ago [Mar 26, 2025 8:33 PM]
ozone: 19 hours ago [Mar 26, 2025 8:38 PM]
click to view the detailed forecast

Air Quality Data provided by: the South Coast Air Quality Management District (AQMD) (aqmd.gov) and Air Now - US EPA (airnow.gov) and CARB - California Air Resources Board (arb.ca.gov)

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About the Air Quality and Pollution Measurement:

About the Air Quality Levels

AQIAir Pollution LevelHealth ImplicationsCautionary Statement (for PM2.5)
0 - 50GoodAir quality is considered satisfactory, and air pollution poses little or no riskNone
51 -100ModerateAir quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
101-150Unhealthy for Sensitive GroupsMembers of sensitive groups may experience health effects. The general public is not likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
151-200UnhealthyEveryone may begin to experience health effects; members of sensitive groups may experience more serious health effectsActive children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion
201-300Very UnhealthyHealth warnings of emergency conditions. The entire population is more likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.
300+HazardousHealth alert: everyone may experience more serious health effectsEveryone should avoid all outdoor exertion

To know more about Air Quality and Pollution, check the wikipedia Air Quality topic or the airnow guide to Air Quality and Your Health.

For very useful health advices of Beijing Doctor Richard Saint Cyr MD, check www.myhealthbeijing.com blog.


Usage Notice: All the Air Quality data are unvalidated at the time of publication, and due to quality assurance these data may be amended, without notice, at any time. The World Air Quality Index project has exercised all reasonable skill and care in compiling the contents of this information and under no circumstances will the World Air Quality Index project team or its agents be liable in contract, tort or otherwise for any loss, injury or damage arising directly or indirectly from the supply of this data.



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