Agartala vs Silchar
Side-by-side air quality comparison between Agartala and Silchar.
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 | Silchar |
|---|---|---|
| PM2.5(µg/m³) | 30.30 | 21.70 |
| PM10(µg/m³) | 38.00 | 30.50 |
| NO₂(µg/m³) | 3.10 | 1.10 |
| SO₂(µg/m³) | 3.70 | 4.00 |
| O₃(µg/m³) | 158.00 | 120.00 |
| CO(µg/m³) | 242.00 | 245.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Agartala averaged an AQI of 140 while Silchar averaged 52 — a 88-point (169%) gap, with Agartala the more polluted and Silchar the cleaner of the two. On 304 days when both cities reported, Silchar was cleaner on 264 of them; the average daily gap was 89 AQI points.
Seasonality & days
Agartala peaks in January, while Silchar peaks in February. Agartala logged 0% Severe days and 52.900000000000006% Good-or-Satisfactory days; Silchar was 0% Severe and 100% Good-or-Satisfactory. Longest clean-air streaks: Agartala 87 days, Silchar 87 days.
Year-over-year progress
Agartala has improved by 13 AQI points (8.5%) from 2020 to 2024; Silchar has worsened by 11 AQI points (26.8%) over the same window. The worst recorded day for Agartala reached AQI 364 at Kunjaban Agartala (SPCB) on 2022-12-16; Silchar hit AQI 89 at Tarapur (PCBA) on 2023-04-29.
Station-level disparity
Agartala spans 2 CPCB stations with a 10-point spread (min 109, max 119); Silchar spans 1 stations with a 0-point spread (min 47, max 47).
Verdict
🏆 Silchar has better air quality with an AQI of 36 compared to Agartala's 51.