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Air quality in Portsmouth
Air quality index (AQI) and PM2.5 air pollution in Portsmouth
29 people follow this city
Portsmouth Air Quality Map
Real-time Portsmouth air pollution map
AIR QUALITY DATA CONTRIBUTORS
Ohio Environmental Protection Agency (Ohio EPA)
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Pollen
What is the pollen count in Portsmouth today?
 | Index | Low | |
 | Tree pollen | Low | |
 | Grass pollen | Low | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Portsmouth?
| Weather | Mist |
| Temperature | 59°F |
| Humidity | 87% |
| Wind | 5 mp/h |
| Pressure | 29.8 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Palm Desert, California | 167 |
| 2 | Coachella, California | 158 |
| 3 | Mecca, California | 86 |
| 4 | Jasper, Indiana | 82 |
| 5 | Yucaipa, California | 82 |
| 6 | Baton Rouge, Louisiana | 81 |
| 7 | Shreveport, Louisiana | 81 |
| 8 | Banning, California | 75 |
| 9 | Claremont, California | 74 |
| 10 | Indio, California | 73 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
live Portsmouth aqi ranking
Real-time Portsmouth air quality ranking
| # | station | US AQI |
|---|---|---|
| 1 | Portsmouth Water Treatment Plant | 54 |
(local time)
SEE WORLD AQI RANKING
US AQI
54
live AQI index
Moderate
Overview
What is the current air quality in Portsmouth?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Moderate | 54 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 10.5µg/m³ | |
| PM10 | 21µg/m³ | |
!
PM2.5
x2.1
PM2.5 concentration in Portsmouth is currently 2.1 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Portsmouth?
 | Sensitive groups should reduce outdoor exercise |
 | Close your windows to avoid dirty outdoor air GET A MONITOR |
 | Sensitive groups should wear a mask outdoors GET A MASK |
 | Sensitive groups should run an air purifier GET AN AIR PURIFIER |
Forecast
Portsmouth air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Monday, May 13 | Good 35 AQI US  |  | 69.8° 55.4° |  4.5 mp/h |
| Tuesday, May 14 | Good 24 AQI US | | 66.2° 59° | 4.5 mp/h |
| Wednesday, May 15 | Good 42 AQI US | | 78.8° 57.2° | 4.5 mp/h |
| Today | Moderate 54 AQI US | 30% | 78.8° 57.2° | 4.5 mp/h |
| Friday, May 17 | Moderate 62 AQI US | 50% | 69.8° 60.8° | 6.7 mp/h |
| Saturday, May 18 | Moderate 62 AQI US | 100% | 73.4° 60.8° | 4.5 mp/h |
| Sunday, May 19 | Moderate 63 AQI US | 100% | 66.2° 60.8° | 4.5 mp/h |
| Monday, May 20 | Moderate 76 AQI US |  | 80.6° 53.6° | 6.7 mp/h |
| Tuesday, May 21 | Moderate 70 AQI US | 20% | 82.4° 59° | 6.7 mp/h |
| Wednesday, May 22 | Moderate 80 AQI US | 100% | 78.8° 59° | 13.4 mp/h |
Interested in hourly forecast? Get the app
News
The latest air quality news and resources.
How to best protect from air pollution?
Portsmouth air quality data attribution
1Contributor
Government Contributor
2 Data sources
Where is the cleanest air quality in Portsmouth?
AQI US, Metric