Suffolk County, New York Air Pollution: Real-time Air Quality Index (AQI)

Suffolk County, New York
Usa:new York/holtsville
Bridgeport, Connecticut
New Haven - Criscuolo Park, Connecticut
Eisenhower Park, New York
Danbury, Connecticut
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Suffolk County, New York AQI: Suffolk County, New York Real-time Air Quality Index (AQI).
28
Good
Updated on Thursday 21:00
temperature: 5°C
currentpast 2 daysminmax
PM2.5 AQI
28Suffolk County, New York, USA PM25 (fine particulate matter) measured by New York State Department of Environmental Conservation (NYSDEC). Values are converted to the US EPA AQI standard.728
O3 AQI
34Suffolk County, New York, USA O3 (ozone) measured by New York State Department of Environmental Conservation (NYSDEC). Values are converted to the US EPA AQI standard.1038
NO2 AQI
7Suffolk County, New York, USA NO2 (nitrogen dioxide) measured by New York State Department of Environmental Conservation (NYSDEC). Values are converted to the US EPA AQI standard.435
CO AQI
2Suffolk County, New York, USA CO (carbon monoxide) measured by New York State Department of Environmental Conservation (NYSDEC). Values are converted to the US EPA AQI standard.26
Temp.
5Suffolk County, New York, USA t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).112
Pressure
1020Suffolk County, New York, USA p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).10061020
Humidity
21Suffolk County, New York, USA h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).1132
Wind
1Suffolk County, New York, USA w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).14
MarkerMarkerMarker
map © OpenStreetMap contributors

Air Quality Forecast
THU 13
5°C
3°C
FRI 14
7°C
2°C
SAT 15
9°C
4°C
SUN 16
13°C
8°C
MON 17
12°C
5°C
TUE 18
10°C
4°C
PM2.5
O3
Thursday 13Friday 14Saturday 15Sunday 16Monday 17Tuesday 18
hour
0369121518210369121518210369121518210369121518210369121518210369121518
Wind Speed (m/s)
6667877765653444443445668911121414151616116654543125776















































Temp.
4°3°3°4°5°5°4°4°3°2°2°3°6°7°7°5°4°5°5°6°8°9°8°9°8°9°10°11°13°11°11°11°12°9°7°6°7°8°7°6°5°5°4°8°10°10°8°
relative humidity
7977807371788385868786858180829196928782787992999999999586959798989997836851586265676553525469
barometric pressure
10181018101910201020101910201021102010201021102210221020102110211020102010211021102010181018101810161016101510161014101210111010100810071011101410141015101710191020102010211021102010191020
total precipitation
0.10.10.13.94.48.50.10.1
UVI:
5


7:09 ~ 18:56
UVI:
5


7:08 ~ 18:57
UVI:
2


7:06 ~ 18:58
UVI:
5


7:05 ~ 18:59
UVI:
2


7:03 ~ 19:00
UVI:
1


7:01 ~ 19:02
Forecast plotted using timezone -04:00
Latest forecast updates:
Wind: 5 hours ago [Mar 13, 2025 10:40 PM]
fine particulate matter: 7 hours ago [Mar 13, 2025 8:33 PM]
ozone: 7 hours ago [Mar 13, 2025 8:38 PM]
click to view the detailed forecast

Air Quality Data provided by: the New York State Department of Environmental Conservation (NYSDEC) (dec.ny.gov)

Note that the measurements for CO (carbon monoxide) and NO2 (nitrogen dioxide) are taken from the station: Eisenhower Park, New York
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About the Air Quality and Pollution Measurement:

About the Air Quality Levels

AQIAir Pollution LevelHealth ImplicationsCautionary Statement (for PM2.5)
0 - 50GoodAir quality is considered satisfactory, and air pollution poses little or no riskNone
51 -100ModerateAir quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
101-150Unhealthy for Sensitive GroupsMembers of sensitive groups may experience health effects. The general public is not likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
151-200UnhealthyEveryone may begin to experience health effects; members of sensitive groups may experience more serious health effectsActive children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion
201-300Very UnhealthyHealth warnings of emergency conditions. The entire population is more likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.
300+HazardousHealth alert: everyone may experience more serious health effectsEveryone should avoid all outdoor exertion

To know more about Air Quality and Pollution, check the wikipedia Air Quality topic or the airnow guide to Air Quality and Your Health.

For very useful health advices of Beijing Doctor Richard Saint Cyr MD, check www.myhealthbeijing.com blog.


Usage Notice: All the Air Quality data are unvalidated at the time of publication, and due to quality assurance these data may be amended, without notice, at any time. The World Air Quality Index project has exercised all reasonable skill and care in compiling the contents of this information and under no circumstances will the World Air Quality Index project team or its agents be liable in contract, tort or otherwise for any loss, injury or damage arising directly or indirectly from the supply of this data.



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