Agra vs Silchar
Side-by-side air quality comparison between Agra 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 | Agra | Silchar |
|---|---|---|
| PM2.5(µg/m³) | 62.20 | 53.00 |
| PM10(µg/m³) | 166.70 | 63.80 |
| NO₂(µg/m³) | 23.80 | 13.90 |
| SO₂(µg/m³) | 9.70 | 7.50 |
| O₃(µg/m³) | 47.00 | 95.00 |
| CO(µg/m³) | 641.00 | 276.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Agra averaged an AQI of 79 while Silchar averaged 52 — a 27-point (52%) gap, with Agra the more polluted and Silchar the cleaner of the two. On 352 days when both cities reported, Silchar was cleaner on 310 of them; the average daily gap was 60 AQI points.
Seasonality & days
Agra peaks in January, while Silchar peaks in February. Agra logged 3.3% Severe days and 34.9% Good-or-Satisfactory days; Silchar was 0% Severe and 100% Good-or-Satisfactory. Longest clean-air streaks: Agra 46 days, Silchar 87 days.
Year-over-year progress
Agra has improved by 134 AQI points (62.9%) from 2016 to 2024; Silchar has worsened by 11 AQI points (26.8%) over the same window. The worst recorded day for Agra reached AQI 500 at Sanjay Palace (UPPCB) on 2017-06-03; Silchar hit AQI 89 at Tarapur (PCBA) on 2023-04-29.
Station-level disparity
Agra spans 6 CPCB stations with a 83-point spread (min 79, max 162); Silchar spans 1 stations with a 0-point spread (min 47, max 47).
Verdict
🏆 Silchar has better air quality with an AQI of 89 compared to Agra's 145. That's a significant difference of 56 points.