Air Pollution in Portsmouth: Real-time Air Quality Index and smog alert.

The latest data Last 7 days Portsmouth pollution July 2018 - May 2020
Current data from stations: Kingston
Locations: « Ontario Portsmouth
Pollution and air quality forecast for Portsmouth. Today is Thursday, May 2, 2024. The following air pollution values have been recorded for Portsmouth:
  1. ozone (O3) - 0 (Good)
  2. particulate matter (PM2.5) dust - 3 (Good)
  3. nitrogen dioxide (NO2) - 0 (Good)
Real-time Air Quality Index (AQI) for Portsmouth, Tuesday, April 16, 2024: 1.

air quality index: 0
AQI 1 Good

What is the air quality in Portsmouth today? Is the air polluted in Portsmouth?. Is there smog?

Today (Tuesday, April 16, 2024) air quality is good. The air quality has no effect on health. Everyone can continue their outdoor activities normally in Portsmouth.


How is the O3 level today in Portsmouth? (ozone (O3))
0 (Good)

What is the current level of PM2.5 in Portsmouth? (particulate matter (PM2.5) dust)
Today's PM2.5 level is: 3 (Good) For comparison, the highest level of PM2.5 in Portsmouth in the last 7 days was: 8 (Thursday, April 11, 2024) and the lowest: 1 (Saturday, April 13, 2024). The highest PM2.5 values were recorded: 7.5 (May 2020). The lowest level of particulate matter PM2.5 pollution occurs in month: September (3.2).

How high is the level of NO2? (nitrogen dioxide (NO2))
0 (Good)



Current data Tuesday, April 16, 2024, 10:00 AM

0 (Good)

O3 0 (Good)

0 (Good)

PM2,5 3 (Good)

NO2 0 (Good)

Data on air pollution from recent days in Portsmouth

index 2024-04-09 2024-04-10 2024-04-11 2024-04-12 2024-04-13 2024-04-14 2024-04-15 2024-04-16
no 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good
pm25 6
Good		 7
Good		 8
Good		 2
Good		 1
Good		 3
Good		 4
Good		 4
Good
no2 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good
nox 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good
o3 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good		 0
Good
data source »
Air pollution in Portsmouth from July 2018 to May 2020
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07
o3:ppm 0.03 (Good) 0.04 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.02 (Good) 0.02 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.03 (Good) 0.04 (Good) 0.04 (Good) 0.03 (Good) 0.03 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.02 (Good) 0.03 (Good) 0.03 (Good)
pm25 7.5 (Good) 4.7 (Good) 4.7 (Good) 6.1 (Good) 5.5 (Good) 5.7 (Good) 5.4 (Good) 4.4 (Good) 5.3 (Good) 4.7 (Good) 7.5 (Good) 5.7 (Good) 4.8 (Good) 4.7 (Good) 5.8 (Good) 6 (Good) 4.8 (Good) 5.5 (Good) 3.4 (Good) 3.9 (Good) 3.2 (Good) 7.3 (Good) 5 (Good)
data source »

Kingston

Tuesday, April 16, 2024, 10:00 AM

0 (Good)

index_name_no

O3 0.03 (Good)

ozone (O3)

0.01 (Good)

index_name_nox

PM2,5 3 (Good)

particulate matter (PM2.5) dust

NO2 0.01 (Good)

nitrogen dioxide (NO2)

Kingston

index 2024-04-16 2024-04-15 2024-04-14 2024-04-13 2024-04-12 2024-04-11 2024-04-10 2024-04-09
no 0 0 0 0 0 0 0 0
pm25 3.8 4.1 2.7 0.96 1.8 8.3 6.8 5.9
no2 0.01 0 0 0 0 0.01 0 0.01
nox 0.01 0 0 0 0 0.01 0 0.01
o3 0.03 0.03 0.04 0.03 0.04 0.03 0.04 0.03

Kingston

2018-07   2020-05
pollution pm25 hikersbay.com
index 2020-05 2020-04 2020-03 2020-02 2020-01 2019-12 2019-11 2019-10 2019-09 2019-08 2019-07 2019-06 2019-05 2019-04 2019-03 2019-02 2019-01 2018-12 2018-11 2018-10 2018-09 2018-08 2018-07
o3:ppm 0.03 0.04 0.03 0.03 0.03 0.03 0.02 0.02 0.03 0.03 0.03 0.03 0.03 0.04 0.04 0.03 0.03 0.02 0.02 0.02 0.02 0.03 0.03
pm25 7.5 4.7 4.7 6.1 5.5 5.7 5.4 4.4 5.3 4.7 7.5 5.7 4.8 4.7 5.8 6 4.8 5.5 3.4 3.9 3.2 7.3 5

* Pollution data source: https://openaq.org (AirNow) The data is licensed under CC-By 4.0