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Riverside Moderate

Riverside, California

Updated: Mar 13, 2026, 9:00 AM

590500
Moderate

Air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution.

Current Weather

30°C
Temperature
13%
Humidity
4.1
mph wind
Clear sky
Conditions

Pollutant Breakdown

45
PM2.5
µg/m³ · Fine particles
59
PM10
µg/m³ · Coarse particles
8
Ozone
ppb · Ground-level ozone
27.7
NO₂
ppb · Nitrogen dioxide
1
SO₂
ppb · Sulfur dioxide
5.6
CO
ppm · Carbon monoxide

Dominant pollutant: PM10

PM2.5 Forecast (next 7 days)

Wed
3/11
93
avg
Thu
3/12
50
avg
Fri
3/13
51
avg
Sat
3/14
63
avg
Sun
3/15
80
avg
Mon
3/16
93
avg
Tue
3/17
103
avg

Health Guidance

⚠️
Unusually sensitive people: Consider reducing prolonged outdoor exertion.
General population: No restrictions for most people.
💨
Keep windows closed if AQI is Unhealthy or above. Use HEPA air purifiers indoors.

Data from: South Coast Air Quality Management District (AQMD), Air Now - US EPA, CARB - California Air Resources Board, World Air Quality Index Project

Is the air safe in Riverside today?

The current Air Quality Index (AQI) in Riverside is 59, which is classified as "Moderate". Air quality is acceptable. However, there may be a risk for some people, particularly those who are unusually sensitive to air pollution.

The AQI scale runs from 0 to 500. Values of 0–50 are Good, 51–100 are Moderate, 101–150 are Unhealthy for Sensitive Groups, 151–200 are Unhealthy, 201–300 are Very Unhealthy, and 301–500 are Hazardous.

Air quality in Riverside, California is monitored by local environmental agencies and reported through the World Air Quality Index project. Data is updated hourly and includes PM2.5, PM10, ozone, nitrogen dioxide, sulfur dioxide, and carbon monoxide.

AQI Scale Reference

0–50
Good
51–100
Moderate
101–150
Unhealthy for Sensitive Groups
151–200
Unhealthy
201–300
Very Unhealthy
301+
Hazardous