Durant Air Quality Index (AQI)

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Durant, Oklahoma, situated at 33.9949°N, -96.3923°W, occupies a location in the rolling hills of the Arbuckle Mountains foothills within the South Central Oklahoma region. The city’s elevation is approximately 830 feet above sea level, contributing to localized weather patterns. Durant is positioned roughly 90 miles north of Dallas, Texas, and benefits from proximity to Lake Texoma, a large reservoir formed by the Denison Dam on the Red River, which influences local humidity and wind direction. The surrounding landscape is a mix of grassland, woodland, and agricultural land, primarily cattle ranching and hay production. While not a heavily industrialized zone, Durant serves as a regional hub for commerce and services, with some light manufacturing and distribution centers. The urban-rural gradient is relatively sharp; moving just a few miles outside the city limits quickly transitions into open countryside. This proximity to agricultural activities can contribute to particulate matter from field work and seasonal burning. The prevailing winds generally flow from the south, potentially carrying pollutants from the Dallas-Fort Worth metroplex, while northerly winds can bring in cooler, drier air. The terrain, though gently rolling, can create localized pockets where pollutants accumulate, especially during temperature inversions.

Durant’s air quality follows a distinct seasonal pattern. Spring (March-May) often sees elevated pollen counts, impacting those with allergies, alongside moderate particulate matter from agricultural activities like tilling and burning of fields after winter. Summer (June-August) typically experiences the best air quality, driven by prevailing southerly winds that disperse pollutants and frequent rainfall that washes the air. However, high temperatures can contribute to ground-level ozone formation, particularly on stagnant days. Autumn (September-November) brings a return of agricultural burning, increasing particulate matter, and the potential for temperature inversions as cooler air settles in the valleys. These inversions trap pollutants near the ground, worsening air quality. Winter (December-February) is often characterized by the poorest air quality, due to increased wood burning for heating and stable atmospheric conditions that prevent dispersion. Sensitive groups – children, the elderly, and those with respiratory conditions – should limit strenuous outdoor activity during these periods. Months to avoid for prolonged outdoor exertion are November through February. Monitoring wind patterns and avoiding activity near agricultural areas during burning seasons is advisable.