Roosevelt Air Quality Index (AQI)

Loading live AQI data...

Loading historical AQI trends...

Roosevelt, New York, nestled within Dutchess County, occupies a geographically significant position in the Hudson Valley, approximately 65 miles north of New York City. The city’s terrain is characterized by gently rolling hills, a consequence of glacial activity during the last ice age, resulting in a varied elevation profile. Roosevelt sits along the eastern bank of the Harlem River, a tributary of the Hudson River, providing a crucial waterway and influencing local microclimates. The surrounding landscape is a blend of agricultural land – primarily dairy farms and orchards – and forested areas, typical of the region’s transition zone between the urban sprawl of the lower Hudson Valley and the more rural northern reaches of the state. This urban–rural gradient plays a role in air quality; agricultural practices can contribute to particulate matter, while the proximity to larger urban centers introduces pollutants transported by prevailing winds. Roosevelt’s elevation, averaging around 400 feet above sea level, can contribute to localized temperature inversions, particularly during colder months, trapping pollutants closer to the ground. The city’s location within the broader Hudson Valley watershed also means it’s susceptible to atmospheric deposition of pollutants originating from upriver industrial areas. While Roosevelt itself has limited heavy industry, its position within a regional transportation corridor means it experiences some impact from vehicular emissions. The Harlem River acts as a partial barrier, but wind patterns can still carry pollutants across the waterway, impacting air quality.

Roosevelt’s air quality experiences a distinct seasonal cycle driven by meteorological factors. Spring (March-May) often brings relief as increased solar radiation and stronger winds disperse accumulated winter pollutants. However, agricultural activities, such as fertilizer application and tilling, can temporarily elevate particulate matter levels. Summer (June-August) generally sees good air quality, with consistent breezes and frequent rainfall helping to cleanse the atmosphere. Heat waves, though, can exacerbate ozone formation, a secondary pollutant created by sunlight reacting with vehicle emissions. Autumn (September-November) presents a more complex picture. While cooler temperatures are welcome, the period often sees stagnant air conditions and the potential for temperature inversions, particularly in October and November, trapping pollutants and leading to poorer air quality. Agricultural burning, though regulated, can also contribute to particulate matter during this time. Winter (December-February) typically brings the poorest air quality. Cold, stable air masses, coupled with frequent temperature inversions, trap pollutants near the ground. Fog, common during these months, further reduces visibility and concentrates pollutants. Sensitive groups, including children, the elderly, and individuals with respiratory conditions, should limit prolonged outdoor exertion during these periods, especially on days with calm winds and low temperatures. Maintaining indoor air quality through proper ventilation and air filtration is also crucial during the winter months. The interplay of these seasonal factors dictates Roosevelt’s air quality profile, requiring vigilance and adaptive strategies throughout the year.