Agartala vs Kalyān
Side-by-side air quality comparison between Agartala and Kalyān.
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 | Agartala | Kalyān |
|---|---|---|
| PM2.5(µg/m³) | 36.10 | 23.70 |
| PM10(µg/m³) | 40.20 | 40.90 |
| NO₂(µg/m³) | 18.70 | 20.60 |
| SO₂(µg/m³) | 3.20 | 23.00 |
| O₃(µg/m³) | 46.00 | 23.00 |
| CO(µg/m³) | 265.00 | 186.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Agartala averaged an AQI of 140 while Kalyān averaged 95 — a 45-point (47%) gap, with Agartala the more polluted and Kalyān the cleaner of the two. On 917 days when both cities reported, Agartala was cleaner on 541 of them; the average daily gap was 52 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Agartala logged 0% Severe days and 52.900000000000006% Good-or-Satisfactory days; Kalyān was 0.1% Severe and 46.4% Good-or-Satisfactory. Longest clean-air streaks: Agartala 87 days, Kalyān 78 days.
Year-over-year progress
Agartala has improved by 13 AQI points (8.5%) from 2020 to 2024; Kalyān has improved by 4 AQI points (4%) over the same window. The worst recorded day for Agartala reached AQI 364 at Kunjaban Agartala (SPCB) on 2022-12-16; Kalyān hit AQI 414 at Khadakpada (MPCB) on 2022-01-24.
Station-level disparity
Agartala spans 2 CPCB stations with a 10-point spread (min 109, max 119); Kalyān spans 2 stations with a 18-point spread (min 98, max 116).
Verdict
🏆 Kalyān has better air quality with an AQI of 41 compared to Agartala's 61.