Ajmer vs Kishanganj
Side-by-side air quality comparison between Ajmer and Kishanganj.
Live AQI from Open-Meteo CAMS (~45 km global model, updated hourly). Multi-year history from CPCB station data via aqinow.co pipeline (2016–2024, station-level daily records).
AQI Comparison
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Ajmer | Kishanganj |
|---|---|---|
| PM2.5(µg/m³) | 22.90 | 85.40 |
| PM10(µg/m³) | 59.60 | 88.50 |
| NO₂(µg/m³) | 3.00 | 13.00 |
| SO₂(µg/m³) | 4.30 | 11.50 |
| O₃(µg/m³) | 64.00 | 88.00 |
| CO(µg/m³) | 168.00 | 750.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Ajmer averaged an AQI of 112 while Kishanganj averaged 144 — a 32-point (29%) gap, with Kishanganj the more polluted and Ajmer the cleaner of the two. On 334 days when both cities reported, Ajmer was cleaner on 201 of them; the average daily gap was 96 AQI points.
Seasonality & days
Ajmer peaks in November, while Kishanganj peaks in January. Ajmer logged 0% Severe days and 54.300000000000004% Good-or-Satisfactory days; Kishanganj was 0.2% Severe and 37.099999999999994% Good-or-Satisfactory. Longest clean-air streaks: Ajmer 94 days, Kishanganj 23 days.
Year-over-year progress
Ajmer has improved by 22 AQI points (16.4%) from 2017 to 2022; Kishanganj has improved by 136 AQI points (48.6%) over the same window. The worst recorded day for Ajmer reached AQI 357 at Civil Lines (RSPCB) on 2021-03-31; Kishanganj hit AQI 417 at SDM Office Khagra (BSPCB) on 2022-02-01.
Station-level disparity
Ajmer spans 1 CPCB stations with a 0-point spread (min 102, max 102); Kishanganj spans 1 stations with a 0-point spread (min 156, max 156).
Verdict
🏆 Ajmer has better air quality with an AQI of 60 compared to Kishanganj's 185. That's a significant difference of 125 points.