Zacualpa Air Quality Index (AQI)

Loading live AQI data...

Loading historical AQI trends...

Zacualpa, nestled within the department of Quiché in Guatemala’s highlands, occupies a geographically complex position at coordinates 15.0272, -90.8778. The city’s elevation, approximately 2,350 meters (7,710 feet) above sea level, significantly influences its climate and air quality. Zacualpa is situated amidst a landscape of steep, forested hills and valleys characteristic of the Guatemalan highlands. This terrain creates localized microclimates and can trap pollutants, hindering their dispersion. The surrounding region is predominantly rural, dominated by agriculture, particularly coffee and corn cultivation. While Zacualpa itself isn’t heavily industrialized, the widespread use of traditional wood-burning stoves for cooking and heating in both urban and peri-urban areas contributes to particulate matter pollution. The city’s urban-rural gradient is relatively sharp; immediately surrounding the town centre are agricultural lands, transitioning quickly to more remote, forested areas. Proximity to larger population centres like Quetzaltenango (Xela) can also indirectly impact air quality through regional transport of pollutants. The lack of significant bodies of water nearby means limited evaporative cooling, potentially exacerbating temperature inversions during calmer periods. This combination of factors makes Zacualpa particularly vulnerable to localized air pollution events.

Air quality in Zacualpa follows a distinct seasonal pattern largely dictated by the region’s bimodal rainfall regime. The ‘dry season’, typically from November to April, sees a marked increase in particulate matter pollution. Reduced rainfall means less atmospheric cleansing, and increased reliance on wood and biomass burning for heating and cooking exacerbates the issue. January and February are often the months with the poorest air quality. Temperature inversions, common in the highland valleys during these months, trap pollutants near ground level. The ‘wet season’, spanning May to October, brings significant improvements. Frequent rainfall washes pollutants from the atmosphere, and higher humidity can suppress dust. However, increased agricultural activity during this period, including land clearing and burning for crop preparation, can lead to temporary spikes in smoke and particulate matter. September and October, coinciding with harvest, can see localised pollution. Sensitive groups – children, the elderly, and those with respiratory conditions – should limit strenuous outdoor activity during the dry season, particularly in January and February. During the wet season, monitoring for smoke from agricultural fires is advisable. Fog, common at this altitude, can also trap pollutants, reducing visibility and impacting respiratory health.