Castle Point, Missouri Air Quality

Real-time air quality index (AQI) and pollution data

Population: 2,340 • County: St. Louis

Loading AQI…

Quick Facts

Current AQI9Good
Air Quality GradeN/A
Data SourceEPA AirNow

Health Recommendation

Air quality is satisfactory, and air pollution poses little or no risk.

It's a great day to be active outside!

5-Day AQI Forecast

Loading forecast...

Last 30 Days

Loading weekly data...

Current Pollutant Levels

PM2.5
9
Good
PM10
6
Good

Real-time data from EPA AirNow

Frequently Asked Questions About Castle Point Air Quality

What is the air quality in Castle Point today?

The current AQI in Castle Point is 9, which is rated "Good". Air quality is satisfactory, and air pollution poses little or no risk.

Air Quality Grade

N/A

Better than 0% of US cities

Get AQI Alerts

Receive notifications when air quality changes in Castle Point

National Rankings

See how Castle Point compares to every other US city by air quality.

Most Polluted Cities →All city rankings