Sagar vs Silchar
Side-by-side air quality comparison between Sagar 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 | Sagar | Silchar |
|---|---|---|
| PM2.5(µg/m³) | 25.90 | 53.00 |
| PM10(µg/m³) | 49.60 | 63.80 |
| NO₂(µg/m³) | 14.50 | 13.90 |
| SO₂(µg/m³) | 3.20 | 7.50 |
| O₃(µg/m³) | 48.00 | 95.00 |
| CO(µg/m³) | 223.00 | 276.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Sagar averaged an AQI of 96 while Silchar averaged 52 — a 44-point (85%) gap, with Sagar the more polluted and Silchar the cleaner of the two. On 352 days when both cities reported, Silchar was cleaner on 320 of them; the average daily gap was 65 AQI points.
Seasonality & days
Sagar peaks in November, while Silchar peaks in February. Sagar logged 0% Severe days and 69.9% Good-or-Satisfactory days; Silchar was 0% Severe and 100% Good-or-Satisfactory. Longest clean-air streaks: Sagar 57 days, Silchar 87 days.
Year-over-year progress
Sagar has worsened by 24 AQI points (33.3%) from 2020 to 2024; Silchar has worsened by 11 AQI points (26.8%) over the same window. The worst recorded day for Sagar reached AQI 347 at Civil Lines (MPPCB) on 2024-12-25; Silchar hit AQI 89 at Tarapur (PCBA) on 2023-04-29.
Station-level disparity
Sagar spans 2 CPCB stations with a 45-point spread (min 73, max 118); Silchar spans 1 stations with a 0-point spread (min 47, max 47).
Verdict
🏆 Sagar has better air quality with an AQI of 50 compared to Silchar's 89.