Indore vs Silchar
Side-by-side air quality comparison between Indore 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 | Indore | Silchar |
|---|---|---|
| PM2.5(µg/m³) | 32.60 | 53.70 |
| PM10(µg/m³) | 47.00 | 64.50 |
| NO₂(µg/m³) | 6.50 | 14.10 |
| SO₂(µg/m³) | 12.50 | 7.40 |
| O₃(µg/m³) | 74.00 | 94.00 |
| CO(µg/m³) | 254.00 | 289.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Indore averaged an AQI of 84 while Silchar averaged 52 — a 32-point (62%) gap, with Indore the more polluted and Silchar the cleaner of the two. On 352 days when both cities reported, Silchar was cleaner on 343 of them; the average daily gap was 75 AQI points.
Seasonality & days
Indore peaks in November, while Silchar peaks in February. Indore logged 0% Severe days and 45.099999999999994% Good-or-Satisfactory days; Silchar was 0% Severe and 100% Good-or-Satisfactory. Longest clean-air streaks: Indore 65 days, Silchar 87 days.
Year-over-year progress
Indore has improved by 47 AQI points (35.9%) from 2019 to 2024; Silchar has worsened by 11 AQI points (26.8%) over the same window. The worst recorded day for Indore reached AQI 359 at Maguda Nagar (IMC) on 2024-09-18; Silchar hit AQI 89 at Tarapur (PCBA) on 2023-04-29.
Station-level disparity
Indore spans 6 CPCB stations with a 69-point spread (min 52, max 121); Silchar spans 1 stations with a 0-point spread (min 47, max 47).
Verdict
🏆 Indore has better air quality with an AQI of 55 compared to Silchar's 90.