Kārwār vs Silchar
Side-by-side air quality comparison between Kārwār 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 | Kārwār | Silchar |
|---|---|---|
| PM2.5(µg/m³) | 7.10 | 53.70 |
| PM10(µg/m³) | 19.60 | 64.50 |
| NO₂(µg/m³) | 0.70 | 14.10 |
| SO₂(µg/m³) | 0.40 | 7.40 |
| O₃(µg/m³) | 54.00 | 94.00 |
| CO(µg/m³) | 95.00 | 289.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kārwār averaged an AQI of 55 while Silchar averaged 52 — a 3-point (6%) gap, with Kārwār the more polluted and Silchar the cleaner of the two. On 263 days when both cities reported, Silchar was cleaner on 134 of them; the average daily gap was 27 AQI points.
Seasonality & days
Kārwār peaks in January, while Silchar peaks in February. Kārwār logged 0% Severe days and 92.7% Good-or-Satisfactory days; Silchar was 0% Severe and 100% Good-or-Satisfactory. Longest clean-air streaks: Kārwār 34 days, Silchar 87 days.
Year-over-year progress
Kārwār has improved by 72 AQI points (56.7%) from 2023 to 2024; Silchar has worsened by 11 AQI points (26.8%) over the same window. The worst recorded day for Kārwār reached AQI 222 at KHB Colony (KSPCB) on 2023-12-21; Silchar hit AQI 89 at Tarapur (PCBA) on 2023-04-29.
Station-level disparity
Kārwār spans 1 CPCB stations with a 0-point spread (min 58, max 58); Silchar spans 1 stations with a 0-point spread (min 47, max 47).
Verdict
🏆 Kārwār has better air quality with an AQI of 20 compared to Silchar's 90. That's a significant difference of 70 points.