Sarnia: Current Air Quality Health Index

Calculated at 11:00 am EDT Thursday, June 12, 2025

4

1

2

3

4

5

6

7

8

9

10

+

Low Risk
(1 - 3)

Moderate Risk
(4 - 6)

High Risk
(7 - 10)

Very High Risk

Forecast for Sarnia

• Forecast Air Quality Health Index maximums for Sarnia
• Issued at: 6:00 am EDT June 12, 2025

Forecast Air Quality Health Index maximums for Sarnia

Period	Forecast Maximum (Issued at 6:00 am EDT June 12, 2025)
Thursday	3 - Low Risk
Thursday Night	3 - Low Risk
Friday	2 - Low Risk

Health Message for Sarnia

• Current Air Quality Health Index: 4
• Calculated at 11:00 am EDT Thursday, June 12, 2025
• Risk: Moderate

At-Risk Population:

• Consider reducing or rescheduling strenuous activities outdoors if you are experiencing symptoms.
• Find out if you are at risk

General Population:

• No need to modify your usual outdoor activities unless you experience symptoms such as coughing and throat irritation.