Kampala Air Quality Improves During Defective Vehicle Crackdown, But Remains a Concern

Recent data from AirQo, a Makerere University-founded air quality monitoring network, indicates a significant, albeit insufficient, drop in air pollution across the Kampala Metropolitan Area. Between August 17 and August 23, the average PM2.5 level was recorded at 36.8 µg/m³. Following the commencement of a crackdown on taxis in dangerous mechanical condition (DMC) on August 24, this figure decreased to an average of 32.4 µg/m³ by August 30.

Despite this improvement, the levels remain more than double the World Health Organization’s (WHO) tolerable 24-hour PM2.5 level of 15µg/m³. Experts emphasize that poorly maintained vehicles are a major source of pollutants like particulate matter, carbon monoxide, and nitrogen oxides, which can lead to respiratory and cardiovascular diseases with prolonged exposure.

Physicians highlight that individuals spending extended periods near traffic, such as taxi operators, boda boda riders, and roadside vendors, are particularly at risk. Those with pre-existing conditions like asthma, COPD, or heart disease face heightened health threats. While the crackdown is a positive step, air quality scientists note that pollution in Kampala is multifactorial, with contributing factors also including garbage burning and the reduction of green spaces.

Scientists also point out that seasonal changes and weather patterns, such as wind speed and rainfall, significantly influence pollutant concentration. The data suggests that while the crackdown has had a positive impact, comprehensive strategies are needed, including mandatory emissions testing for all vehicles, promoting cleaner transportation options like electric vehicles, and regulating industrial emissions. Local authorities are urged to implement further measures to address the persistent air quality challenges, which pose a growing threat to public health and the city’s sustainability.

This information is based on reporting from the Daily Monitor.