AQI

Shasta Air Quality Index & Realtime Air Pollution

Live AQI
30(AQI-US)
Air Quality is
Good
PM2.5 :7.3µg/m³
PM10 :8.4µg/m³
Good
Moderate
Poor
Unhealthy
Severe
Hazardous
050100150200300301+
Good air quality mascot

Primary Air Pollutants Shasta (California)

PM2.57µg/m³
PM2.5
Fine particles
PM108µg/m³
PM10
Coarse particles
SO₂0µg/m³
SO₂
Sulphur dioxide
CO110µg/m³
CO
Carbon monoxide
NO₂3µg/m³
NO₂
Nitrogen dioxide
O₃82µg/m³
O₃
Ozone

Hourly forecast Shasta (California)

Now25°
Overcast
08:0028°
Overcast
09:0030°
Overcast
10:0032°
Partly cloudy
11:0034°
Overcast
12:0036°
Clear sky
13:0037°
Partly cloudy
14:0038°
Clear sky
15:0039°
Clear sky
16:0040°
Clear sky
17:0040°
Clear sky
18:0039°
Clear sky
19:0039°
Mostly clear
20:0036°
Mostly clear
21:0033°
Overcast
22:0032°
Mostly clear
23:0031°
Clear sky
00:0030°
Clear sky
01:0029°
Clear sky
02:0028°
Clear sky
03:0027°
Clear sky
04:0027°
Clear sky
05:0025°
Clear sky
06:0025°
Clear sky

Health Recommendations for Shasta Residents

Based on current air quality: Good · AQI 30

Good
Air Purifier
Air PurifierTurn Off
Car Filter
Car FilterAdvisable
N95 Mask
N95 MaskAdvisable
Stay Indoor
Stay IndoorAdvisable

UV Index

0

Low

Safe to be outside. Minimal UV risk.

Wind

8.4 km/h

Light breeze — leaves rustling gently.

AQI Graph

Historical AQI Data Shasta (California)

30
Min. AQIat 9:00 PM on 20th Jul
58
Max. AQIat 7:00 AM on 20th Jul
19-07-2026Time20-07-2026

United States Major Cities AQI Overview


Most Polluted Cities by AQI United States

Last Updated: 20 Jul 2026, 15:01

Health Advice For People Living in Shasta

0.3
Cigarettes
per day
Weekly2.1 Cigarettes
Monthly9 Cigarettes

Breathing the air in this location is equivalent to smoking 0.3 cigarettes a day.

Disclaimer: This cigarette-equivalent estimate is calculated using the average PM2.5 concentration from the past 24 hours, assuming constant exposure throughout that period.
Solutions for Shasta Current AQI (US)
Air Purifier
Air PurifierTurn Off
Car Filter
Car FilterAdvisable
N95 Mask
N95 MaskAdvisable
Stay Indoor
Stay IndoorAdvisable
Must turn on the air purifier to enjoy fresh air.Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Shasta · Current air quality: Good · AQI 30

Low Trigger Risk

Headaches

Risk of Headaches symptoms is Low when AQI of Shasta is Good (0-50).

Common signs

You may observe: Pressure or tightness around the forehead and temples, Sensitivity to light or smell, Fatigue or difficulty concentrating.

Do’s :
  • Choose indoor, clean indoor air when the AQI is elevated.
  • Stay hydrated and take short breaks from devices or harsh light if you are migraine-prone.
  • If you Make use of prescribed migraine meds, Keep close them accessible.
Don’ts :
  • Try not to do intense outdoor exercise during worse AQI periods.
  • Don’t ignore worsening symptoms that feel unusual for you.

Disclaimer: The health risks mentioned above are precautionary recommendations based on current AQI levels. While you may not experience immediate effects, prolonged exposure to air pollution can lead to these health issues over time. This is not medical advice. Please consult a clinician if you experience severe, unusual, or worsening symptoms.

Shasta's Nearby Cities AQI

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19.Kern
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Air Quality FAQs at Shasta, California

The current real-time AQI (US) level in Shasta, California is 30 (Good). This was last updated recently.

The best AQI (US) level was generally lower during the early afternoon in the last 24 hours.

The worst AQI (US) level typically peaks during early morning or late evening hours due to temperature inversion.

The AQI (US) levels in Shasta, California have been fluctuating throughout the last 24 hours depending on traffic and weather conditions.

Current AQI (US) levels are good for everyone. It's advised to adjust your outdoor activities based on personal sensitivity.