Kathmandu vs Tokha AQI Comparison

Side-by-side OpenAQ-derived air quality comparison for Kathmandu and Tokha. Values use mapped daily PM2.5 and PM10 observations normalized to US EPA AQI.

Lower average AQI: Tokha (22-pt gap)PM2.5: Kathmandu 66.7 ug/m3 · Tokha 48.9 ug/m3

Source: OpenAQ local exports mapped to AQI Now cities; city summaries cover 2024-01-01–2024-12-31 and 2023-12-31–2024-12-31.

Compare two cities

City A

City B

Kathmandu vs Tokha

Kathmandu

Bagmati, Nepal

141

PM2.5: 66.7 ug/m3
PM10: 64.0 ug/m3
Worst month: May
Trend: n/a

EPA category: Unhealthy for Sensitive Groups

Tokha

Nepal, Nepal

119

PM2.5: 48.9 ug/m3
PM10: n/a ug/m3
Worst month: April
Trend: n/a

EPA category: Unhealthy for Sensitive Groups

Lower average AQI in this selected period: Tokha. Values are historical OpenAQ-derived city summaries, not live readings.

Yearly EPA AQI trend

Seasonal EPA AQI heatmap

JanFebMarAprMayJunJulAugSepOctNovDec

Kathmandu

183

184

168

193

197

117

148

174

Tokha

162

159

154

183

117

128

163

What this comparison measures

Average EPA AQI — city-level daily AQI values averaged across the OpenAQ coverage window.
PM2.5 and PM10 — mapped monitor concentrations aggregated to daily city averages.
Seasonality — worst and cleanest months from the monthly city rollups.
Trend — difference between the earliest and latest yearly AQI average in this build.