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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 | Very high | |
 | Tree pollen | Very high | |
 | Grass pollen | Very high | |
 | Weed pollen | None |
Source: tomorrow.io
Weather
What is the current weather in Portsmouth?
| Weather | Clear sky |
| Temperature | 59°F |
| Humidity | 87% |
| Wind | 0 mp/h |
| Pressure | 29.9 Hg |
live aqi city ranking
Real-time USA city ranking
| # | city | US AQI |
|---|---|---|
| 1 |  Deschutes River Woods, Oregon | 96 |
| 2 | Mecca, California | 90 |
| 3 | Thermal, California | 81 |
| 4 | Pahrump, Nevada | 80 |
| 5 | Maricopa, Arizona | 77 |
| 6 | Corpus Christi, Texas | 74 |
| 7 | Coachella, California | 73 |
| 8 | Potomac, Maryland | 72 |
| 9 | Canton, Ohio | 71 |
| 10 | Claremont, California | 64 |
(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 | 47 |
(local time)
SEE WORLD AQI RANKING
US AQI
47
live AQI index
Good
Overview
What is the current air quality in Portsmouth?
| Air pollution level | Air quality index | Main pollutant |
|---|---|---|
| Good | 47 US AQI | PM2.5 |
| Pollutants | Concentration | |
|---|---|---|
| PM2.5 | 8.6µg/m³ | |
| PM10 | 17µg/m³ | |
!
PM2.5
x1.7
PM2.5 concentration in Portsmouth is currently 1.7 times the WHO annual air quality guideline value
Health Recommendations
What is the current air quality in Portsmouth?
 | Enjoy outdoor activities |
 | Open your windows to bring clean, fresh air indoors GET A MONITOR |
Forecast
Portsmouth air quality index (AQI) forecast
| Day | Pollution level | Weather | Temperature | Wind |
|---|---|---|---|---|
| Friday, May 17 | Good 33 AQI US |  | 78.8° 57.2° |  4.5 mp/h |
| Saturday, May 18 | Good 40 AQI US |  | 84.2° 59° | 6.7 mp/h |
| Sunday, May 19 | Good 47 AQI US | | 87.8° 59° | 4.5 mp/h |
| Today | Good 47 AQI US | | 87.8° 59° | 4.5 mp/h |
| Tuesday, May 21 | Moderate 67 AQI US  |  | 87.8° 62.6° | 8.9 mp/h |
| Wednesday, May 22 | Moderate 65 AQI US | 100% | 84.2° 64.4° | 11.2 mp/h |
| Thursday, May 23 | Moderate 59 AQI US | 100% | 71.6° 62.6° | 6.7 mp/h |
| Friday, May 24 | Moderate 68 AQI US | 100% | 78.8° 59° | 4.5 mp/h |
| Saturday, May 25 | Moderate 73 AQI US | 100% | 75.2° 62.6° | 6.7 mp/h |
| Sunday, May 26 | Moderate 62 AQI US | 100% | 86° 62.6° | 8.9 mp/h |
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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