Hamilton West: current Air Quality Health Index (AQHI)

Calculated at 4:00 pm EDT Tuesday, July 15, 2025

5

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 Hamilton West

• Forecast Air Quality Health Index maximums for Hamilton West
• Issued at: 1:35 pm EDT July 15, 2025

Forecast Air Quality Health Index maximums for Hamilton West

Period	Forecast maximum (Issued at 1:35 pm EDT July 15, 2025)
Tuesday	7 - High Risk
Tuesday night	6 - Moderate Risk
Wednesday	3 - Low Risk

Health message for Hamilton West

• Current Air Quality Health Index: 5
• Calculated at 4:00 pm EDT Tuesday, July 15, 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.

See the Ontario Ministry of the Environment, Conservation and Parks air quality health messages.

Note: AQHI readings on this web page are based on automatically polled data and have not undergone final verification.