Agartala vs Chapra
Side-by-side air quality comparison between Agartala and Chapra.
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 | Chapra |
|---|---|---|
| PM2.5(µg/m³) | 37.30 | 99.00 |
| PM10(µg/m³) | 40.40 | 115.50 |
| NO₂(µg/m³) | 23.00 | 53.70 |
| SO₂(µg/m³) | 3.10 | 13.70 |
| O₃(µg/m³) | 23.00 | 10.00 |
| CO(µg/m³) | 281.00 | 858.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Agartala averaged an AQI of 140 while Chapra averaged 149 — a 9-point (6%) gap, with Chapra the more polluted and Agartala the cleaner of the two. On 607 days when both cities reported, Agartala was cleaner on 479 of them; the average daily gap was 78 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; Chapra was 2.4% Severe and 26.8% Good-or-Satisfactory. Longest clean-air streaks: Agartala 87 days, Chapra 14 days.
Year-over-year progress
Agartala has improved by 13 AQI points (8.5%) from 2020 to 2024; Chapra has improved by 181 AQI points (54.8%) over the same window. The worst recorded day for Agartala reached AQI 364 at Kunjaban Agartala (SPCB) on 2022-12-16; Chapra hit AQI 452 at Darshan Nagar (BSPCB) on 2022-12-20.
Station-level disparity
Agartala spans 2 CPCB stations with a 10-point spread (min 109, max 119); Chapra spans 1 stations with a 0-point spread (min 195, max 195).
Verdict
🏆 Agartala has better air quality with an AQI of 63 compared to Chapra's 231. That's a significant difference of 168 points.